Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities
Cas:866783-13-3
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Type:Lab/Research institutions
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:866783-13-3
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Type:Manufacturers
inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/702.html Product Name (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocy
Cas:866783-13-3
Min.Order:1 Gram
FOB Price: $45.0
Type:Lab/Research institutions
inquiryIvabradine Intermediate (1S)-4,5-Dimethyl-1-[(methylamino)-methyl-benzocyclobutane hydrochloride[CAS:866783-13-3] 3-(3-Chloropropyl)-1,3-dihydro-7,8-dimethoxy-2H-3-benzazepin-2-one[CAS:85175-59-3] 7,8-Dimethoxy-3-(3-iodopropyl)-1,3-dihydro-2
Cas:866783-13-3
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
Cas:866783-13-3
Min.Order:1
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Type:Other
inquiryAs a leading and professional manufacturer of APIs and API intermediates in China,Anhui Dexinjia Biopharm Co., Ltd founded in 2006, Except for the R&D center, our company has built a close cooperation relation with Chinese Academy of Sciences,
Cas:866783-13-3
Min.Order:1 Gram
FOB Price: $1.0
Type:Manufacturers
inquiry
Cas:866783-13-3
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Manufacturers
inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:866783-13-3
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:866783-13-3
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:866783-13-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:866783-13-3
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&
Cas:866783-13-3
Min.Order:0
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Type:Lab/Research institutions
inquiryAdvantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best serv
Cas:866783-13-3
Min.Order:10 Gram
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Type:Other
inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:866783-13-3
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryHanways Chempharm Co., Limited, the former is Hubei Hanways Pharchem CO.,Limited, set up in 2009 in Wuhan, China. We specialize in sourcing and supplying APIs, pharmaceutical intermediates, and fine chemicals for worldwide markets. The founder has d
Cas:866783-13-3
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Trading Company
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
Cas:866783-13-3
Min.Order:1 Kilogram
FOB Price: $70.0 / 80.0
Type:Trading Company
inquiry(1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride CAS:866783-13-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical int
Cas:866783-13-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:866783-13-3
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Cas:866783-13-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride Synonyms: (1S)-4,5-Dimethoxy-1-(Methylaminomethyl)-Benzocyclobutane Hcl;(1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride;(7S)-3,4-Dimet
Cas:866783-13-3
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
Cas:866783-13-3
Min.Order:0
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Type:Manufacturers
inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
Cas:866783-13-3
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
Cas:866783-13-3
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryOur company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
Cas:866783-13-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:866783-13-3
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Cas:866783-13-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:866783-13-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry1. A strong scientific research team . 2. Stable quality (with a complete scientific research center and testing center to ensure the quality stability of each batch of products). 3. Rich export experience (with practical experience in exporting to m
Cas:866783-13-3
Min.Order:1 Kilogram
FOB Price: $8.2 / 8.8
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:866783-13-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd
Cas:866783-13-3
Min.Order:1 Kilogram
FOB Price: $50.0 / 100.0
Type:Trading Company
inquiry[{(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl](methyl)amine
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Stage #1: [{(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl](methyl)amine With acetic acid In ethanol at 20℃; for 0.5h; Stage #2: With hydrogenchloride at 15 - 20℃; for 1h; | 95% |
With hydrogenchloride In ethanol; ethyl acetate at 15 - 20℃; for 1h; Industry scale; | 92% |
[{(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl](methyl)amine d-camphorsulfonate
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Stage #1: [{(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl](methyl)amine d-camphorsulfonate In dichloromethane; water pH=10 - 11; Stage #2: With hydrogenchloride In ethanol; ethyl acetate at 0 - 5℃; pH=1 - 2; | 94% |
(7S)-3,4-dimethoxy-N-methylbicyclo[4.2.0]octa-1,3,5-triene-7-carboxamide
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Stage #1: (7S)-3,4-dimethoxy-N-methylbicyclo[4.2.0]octa-1,3,5-triene-7-carboxamide With borane-THF In tetrahydrofuran at 20 - 50℃; Stage #2: With methanol In tetrahydrofuran at 0 - 5℃; for 0.25h; Stage #3: With hydrogenchloride In ethyl acetate at 0℃; for 2.5h; Reflux; | 88% |
Stage #1: (7S)-3,4-dimethoxy-N-methylbicyclo[4.2.0]octa-1,3,5-triene-7-carboxamide With borane-THF In tetrahydrofuran at 20℃; Stage #2: With hydrogenchloride In tetrahydrofuran; ethanol for 4h; | 77% |
ethyl ((3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)carbamate
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Stage #1: ethyl [(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl]carbamate With lithium aluminium tetrahydride In tetrahydrofuran for 1h; Reflux; Stage #2: With hydrogenchloride In ethanol; ethyl acetate at 15 - 20℃; for 1h; | 85% |
3,4-dimethoxy-bicyclo[4.2.0]octa-1,3,5-triene-7-carbonitrile
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: potassium hydroxide; water / 4 h / Reflux 1.2: 20 °C 2.1: ethyl acetate / 1.25 h / 0 °C / Reflux 3.1: hydrogenchloride / dichloromethane; water / 0.08 h 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 6 steps 1.1: potassium hydroxide; water / 4 h / Reflux 1.2: 20 °C 2.1: acetone / 0.5 h / Reflux; Cooling 3.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 6 steps 1.1: potassium hydroxide; water / 4 h / Reflux 1.2: 20 °C 2.1: ethyl acetate / 1 h / 18 °C / Heating 3.1: hydrogenchloride / dichloromethane; water / 0.33 h 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme |
(R,S)-4,5-dimethoxy-1,2-dihydrocyclobutabenzene-1-carboxylic acid
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: ethyl acetate / 1.25 h / 0 °C / Reflux 2.1: hydrogenchloride / dichloromethane; water / 0.08 h 3.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 4.1: dichloromethane; water / 0 - 10 °C 5.1: borane-THF / tetrahydrofuran / 20 - 50 °C 5.2: 0.25 h / 0 - 5 °C 5.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 5 steps 1.1: ethyl acetate / 1 h / 18 °C / Heating 2.1: hydrogenchloride / dichloromethane; water / 0.33 h 3.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 4.1: dichloromethane; water / 0 - 10 °C 5.1: borane-THF / tetrahydrofuran / 20 - 50 °C 5.2: 0.25 h / 0 - 5 °C 5.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 5 steps 1.1: ethyl acetate / 1 h / 18 °C / Heating 2.1: hydrogenchloride / dichloromethane; water / 0.33 h 3.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 4.1: dichloromethane; water / 0 - 10 °C 5.1: borane-THF / tetrahydrofuran / 20 - 50 °C 5.2: 0.25 h / 0 - 5 °C 5.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 5 steps 1.1: ethyl acetate / Heating 2.1: hydrogenchloride / dichloromethane; water / 0.33 h 3.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 4.1: dichloromethane; water / 0 - 10 °C 5.1: borane-THF / tetrahydrofuran / 20 - 50 °C 5.2: 0.25 h / 0 - 5 °C 5.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 5 steps 1.1: acetone / 0.5 h / Reflux; Cooling 2.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 3.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 4.1: dichloromethane; water / 0 - 10 °C 5.1: borane-THF / tetrahydrofuran / 20 - 50 °C 5.2: 0.25 h / 0 - 5 °C 5.3: 2.5 h / 0 °C / Reflux View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogenchloride / dichloromethane; water / 0.08 h 2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 3.1: dichloromethane; water / 0 - 10 °C 4.1: borane-THF / tetrahydrofuran / 20 - 50 °C 4.2: 0.25 h / 0 - 5 °C 4.3: 2.5 h / 0 °C / Reflux View Scheme |
(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-triene-7-carboxylic acid
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 2.1: dichloromethane; water / 0 - 10 °C 3.1: borane-THF / tetrahydrofuran / 20 - 50 °C 3.2: 0.25 h / 0 - 5 °C 3.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 2 steps 1.1: chloroformic acid ethyl ester; triethylamine / tetrahydrofuran / 20 °C 1.2: 20 °C 2.1: borane-THF / tetrahydrofuran / 20 °C 2.2: 4 h View Scheme |
(S)-3,4-dimethoxy-bicyclo[4.2.0]octa-1.3,5-triene-7-carboxylic acid (S)-(-)-1-(naphthyl)-ethylamine
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogenchloride / dichloromethane; water / 0.33 h 2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 3.1: dichloromethane; water / 0 - 10 °C 4.1: borane-THF / tetrahydrofuran / 20 - 50 °C 4.2: 0.25 h / 0 - 5 °C 4.3: 2.5 h / 0 °C / Reflux View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogenchloride / dichloromethane; water / 0.33 h 2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 3.1: dichloromethane; water / 0 - 10 °C 4.1: borane-THF / tetrahydrofuran / 20 - 50 °C 4.2: 0.25 h / 0 - 5 °C 4.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / dichloromethane; water / 0.33 h 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: acetone / 0.5 h / Reflux; Cooling 4.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / dichloromethane; water / 0.33 h 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / 1.25 h / 0 °C / Reflux 4.1: hydrogenchloride / dichloromethane; water / 0.08 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / dichloromethane; water / 0.33 h 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme |
(R)-4,5-dimethoxy-1,2-dihydrocyclobutabenzene-1-carboxylic acid
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: potassium hydroxide / water / 4 h 1.2: 0.5 h / Cooling with ice-water bath 2.1: ethyl acetate / 1.25 h / 0 °C / Reflux 3.1: hydrogenchloride / dichloromethane; water / 0.08 h 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 6 steps 1.1: potassium hydroxide / water / 4 h 1.2: 0.5 h / Cooling with ice-water bath 2.1: acetone / 0.5 h / Reflux; Cooling 3.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 6 steps 1.1: potassium hydroxide / water / 4 h 1.2: 0.5 h / Cooling with ice-water bath 2.1: ethyl acetate / 1 h / 18 °C / Heating 3.1: hydrogenchloride / dichloromethane; water / 0.33 h 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 6 steps 1.1: potassium hydroxide / water / 4 h 1.2: 0.5 h / Cooling with ice-water bath 2.1: ethyl acetate / 1 h / 18 °C / Heating 3.1: hydrogenchloride / dichloromethane; water / 0.33 h 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 6 steps 1.1: potassium hydroxide / water / 4 h 1.2: 0.5 h / Cooling with ice-water bath 2.1: ethyl acetate / Heating 3.1: hydrogenchloride / dichloromethane; water / 0.33 h 4.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 5.1: dichloromethane; water / 0 - 10 °C 6.1: borane-THF / tetrahydrofuran / 20 - 50 °C 6.2: 0.25 h / 0 - 5 °C 6.3: 2.5 h / 0 °C / Reflux View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogenchloride / dichloromethane; water / 0.33 h 2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 3.1: dichloromethane; water / 0 - 10 °C 4.1: borane-THF / tetrahydrofuran / 20 - 50 °C 4.2: 0.25 h / 0 - 5 °C 4.3: 2.5 h / 0 °C / Reflux View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 3.1: dichloromethane; water / 0 - 10 °C 4.1: borane-THF / tetrahydrofuran / 20 - 50 °C 4.2: 0.25 h / 0 - 5 °C 4.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / 1 h / 18 °C / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / 1 h / 18 °C / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / 1.25 h / 0 °C / Reflux 4.1: hydrogenchloride / dichloromethane; water / 0.08 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: hydrogenchloride / water 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / 1 h / 18 °C / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / water 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: acetone / 0.5 h / Reflux; Cooling 4.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / water 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / 1 h / 18 °C / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: hydrogenchloride / water 2.1: potassium hydroxide / water / 4 h 2.2: 0.5 h / Cooling with ice-water bath 3.1: ethyl acetate / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme |
(S)-3,4-dimethoxy-bicyclo[4.2.0]octa-1.3,5-triene-7-carboxylic acid chloride
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: dichloromethane; water / 0 - 10 °C 2.1: borane-THF / tetrahydrofuran / 20 - 50 °C 2.2: 0.25 h / 0 - 5 °C 2.3: 2.5 h / 0 °C / Reflux View Scheme |
3-(2-bromo-4,5-dimethoxyphenyl)propanenitrile
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: n-butyllithium / hexane; tetrahydrofuran / -10 °C / Inert atmosphere 2.1: potassium hydroxide; water / 4 h / Reflux 2.2: 20 °C 3.1: ethyl acetate / 1.25 h / 0 °C / Reflux 4.1: hydrogenchloride / dichloromethane; water / 0.08 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: n-butyllithium / hexane; tetrahydrofuran / -10 °C / Inert atmosphere 2.1: potassium hydroxide; water / 4 h / Reflux 2.2: 20 °C 3.1: acetone / 0.5 h / Reflux; Cooling 4.1: hydrogenchloride / ethyl acetate; water / 0.08 h / pH 3 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: n-butyllithium / hexane; tetrahydrofuran / -10 °C / Inert atmosphere 2.1: potassium hydroxide; water / 4 h / Reflux 2.2: 20 °C 3.1: ethyl acetate / 1 h / 18 °C / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: n-butyllithium / hexane; tetrahydrofuran / -10 °C / Inert atmosphere 2.1: potassium hydroxide; water / 4 h / Reflux 2.2: 20 °C 3.1: ethyl acetate / 1 h / 18 °C / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: n-butyllithium / hexane; tetrahydrofuran / -10 °C / Inert atmosphere 2.1: potassium hydroxide; water / 4 h / Reflux 2.2: 20 °C 3.1: ethyl acetate / Heating 4.1: hydrogenchloride / dichloromethane; water / 0.33 h 5.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 15 - 25 °C 6.1: dichloromethane; water / 0 - 10 °C 7.1: borane-THF / tetrahydrofuran / 20 - 50 °C 7.2: 0.25 h / 0 - 5 °C 7.3: 2.5 h / 0 °C / Reflux View Scheme |
(R)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)nitrile
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / isopropyl alcohol / 2 h / 65 °C 2.1: nitrilase of Rhodococcus erythropolis NCIMB11215 / aq. phosphate buffer; dimethyl sulfoxide / 96 h / 30 °C / pH 7.3 / Enzymatic reaction 3.1: chloroformic acid ethyl ester; triethylamine / tetrahydrofuran / 20 °C 3.2: 20 °C 4.1: borane-THF / tetrahydrofuran / 20 °C 4.2: 4 h View Scheme | |
Multi-step reaction with 4 steps 1.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / isopropyl alcohol / 2 h / 65 °C 2.1: nitrilase of Rhodococcus rhodochrous NCIMB11216 / aq. phosphate buffer; dimethyl sulfoxide / 96 h / 30 °C / pH 7.3 / Enzymatic reaction 3.1: chloroformic acid ethyl ester; triethylamine / tetrahydrofuran / 20 °C 3.2: 20 °C 4.1: borane-THF / tetrahydrofuran / 20 °C 4.2: 4 h View Scheme | |
Multi-step reaction with 4 steps 1.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / isopropyl alcohol / 2 h / 65 °C 2.1: over-expressed nitrilase of Rhodococcus rhodochrous NCIMB 11216 / aq. phosphate buffer; dimethyl sulfoxide / 6 h / 30 °C / pH 7 / Enzymatic reaction 3.1: chloroformic acid ethyl ester; triethylamine / tetrahydrofuran / 20 °C 3.2: 20 °C 4.1: borane-THF / tetrahydrofuran / 20 °C 4.2: 4 h View Scheme |
(±)-(3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methylamine
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C 1.2: 12 h / 20 °C 2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C 3.1: ethanol / 1 h / Reflux 4.1: sodium hydroxide / ethanol; water; dichloromethane / 1 h / 20 °C / pH 10 - 11 5.1: acetic acid / ethanol / 0.5 h / 20 °C 5.2: 1 h / 15 - 20 °C View Scheme | |
Multi-step reaction with 5 steps 1.1: 1,1'-carbonyldiimidazole / tetrahydrofuran / 0.25 h / 20 °C 1.2: 12 h / 20 °C 2.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C 3.1: ethanol; Isopropyl acetate / 1 h / Reflux 4.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11 5.1: acetic acid / ethanol / 0.5 h / 20 °C 5.2: 1 h / 15 - 20 °C View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11 2.1: acetic acid / ethanol / 0.5 h / 20 °C 2.2: 1 h / 15 - 20 °C View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C 2.1: ethanol / 1 h / Reflux 3.1: sodium hydroxide / ethanol; water; dichloromethane / 1 h / 20 °C / pH 10 - 11 4.1: acetic acid / ethanol / 0.5 h / 20 °C 4.2: 1 h / 15 - 20 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: boron trifluoride-tetrahydrofuran complex / tetrahydrofuran / 8 h / 0 - 20 °C 2.1: ethanol; Isopropyl acetate / 1 h / Reflux 3.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11 4.1: acetic acid / ethanol / 0.5 h / 20 °C 4.2: 1 h / 15 - 20 °C View Scheme |
({3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl}methyl)(methyl)amine
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: ethanol / 1 h / Reflux 2.1: sodium hydroxide / ethanol; water; dichloromethane / 1 h / 20 °C / pH 10 - 11 3.1: acetic acid / ethanol / 0.5 h / 20 °C 3.2: 1 h / 15 - 20 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: ethanol; Isopropyl acetate / 1 h / Reflux 2.1: sodium hydroxide / water; dichloromethane / 1 h / 20 °C / pH 10 - 11 3.1: acetic acid / ethanol / 0.5 h / 20 °C 3.2: 1 h / 15 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: 0.75 h / Reflux 2.1: water; dichloromethane / pH 10 - 11 2.2: 0 - 5 °C / pH 1 - 2 View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
1-bromo-3-propanol
3-[{[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}methylamino]-1-propanol
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran; N,N-dimethyl-formamide at 50℃; for 24h; | 96% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
ivabradine
Conditions | Yield |
---|---|
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 1h; Stage #2: 7,8-dimethoxy-3-(3-iodopropyl)-1,3,4,5-tetrahydro-2H-3-benzazepin-2-one In N,N-dimethyl-formamide at 20℃; for 6h; | 95.8% |
With triethylamine In acetonitrile at 20℃; for 12h; |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
7,8-dimethoxy-3-[3-iodopropane]-1,3-dihydro-2H-3-benzazepin-2-one
3-{3-[{[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}-(methyl)amino]propyl}-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one
Conditions | Yield |
---|---|
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride With potassium carbonate In water at 30℃; Stage #2: 7,8-dimethoxy-3-[3-iodopropane]-1,3-dihydro-2H-3-benzazepin-2-one In water at 30 - 60℃; for 24.5h; Reagent/catalyst; | 94% |
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride With potassium carbonate In N,N-dimethyl-formamide at 25 - 30℃; for 1h; Stage #2: 7,8-dimethoxy-3-[3-iodopropane]-1,3-dihydro-2H-3-benzazepin-2-one In N,N-dimethyl-formamide at 5 - 25℃; for 4h; | 75% |
With potassium carbonate In acetone at 55 - 58℃; for 3h; | |
In acetone for 18h; Reflux; |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
1,3-chlorobromopropane
(S)-3-chloro-N-((3,4-dimethoxybicyclo[4.2,0]octa-1(6),2,4-trien-7-yl)methyl)-N-methylpropan-1-amine
Conditions | Yield |
---|---|
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride With potassium carbonate In water at 40℃; Stage #2: 1.3-chlorobromopropane In water at 40℃; for 5h; | 94% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
Conditions | Yield |
---|---|
With potassium carbonate; sodium iodide for 6h; Reflux; | 91% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
3-(3-chloropropyl)-1,3-dihydro-7,8-dimethoxy-2H-3-benzazepine-2-one
3-{3-[{[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}-(methyl)amino]propyl}-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; sodium carbonate; sodium iodide In toluene at 108 - 110℃; for 10h; Temperature; Solvent; Reagent/catalyst; | 86% |
With potassium carbonate; sodium iodide In acetone for 28h; Reflux; Large scale; | 82.54% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
ivabradine hydrochloride
Conditions | Yield |
---|---|
Stage #1: 3-(2-[1,3]-dioxolan-2-yl-ethyl)-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one With hydrogen; palladium on activated charcoal In ethanol at 55℃; under 3750.38 Torr; Stage #2: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride In ethanol; water at 20 - 85℃; under 22502.3 Torr; | 85% |
Stage #1: 3-(2-[1,3]-dioxolan-2-yl-ethyl)-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one With palladium on activated charcoal; hydrogen In ethanol at 55℃; under 3750.38 Torr; Autoclave; Large scale; Stage #2: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride With palladium on activated charcoal; hydrogen In ethanol; water at 85℃; under 22502.3 Torr; Autoclave; Large scale; | 85% |
Stage #1: 3-(2-[1,3]-dioxolan-2-yl-ethyl)-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one With palladium on activated charcoal; hydrogen In ethanol at 20 - 55℃; under 3750380 Torr; Autoclave; Inert atmosphere; Stage #2: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride In ethanol; water at 20 - 85℃; under 63756400 Torr; Inert atmosphere; | 85% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
7,8-dimethoxy-3-[3-iodopropane]-1,3-dihydro-2H-3-benzazepin-2-one
Conditions | Yield |
---|---|
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride With potassium carbonate In ethyl acetate at 25 - 30℃; for 1h; Stage #2: 7,8-dimethoxy-3-[3-iodopropane]-1,3-dihydro-2H-3-benzazepin-2-one In ethyl acetate at 5 - 25℃; for 6h; Stage #3: With palladium 10% on activated carbon; hydrogen In ethyl acetate at 65 - 70℃; for 6h; | 85% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
ivabradine hydrochloride
Conditions | Yield |
---|---|
With palladium on activated charcoal; hydrogen In ethanol; water at 85℃; under 22502.3 Torr; Autoclave; | 85% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
7,8-dimethoxy-3-[3-iodopropane]-1,3-dihydro-2H-3-benzazepin-2-one
3-[3-({[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}(methyl)amino)propyl]-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one hydrochloride
Conditions | Yield |
---|---|
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride; 7,8-dimethoxy-3-[3-iodopropane]-1,3-dihydro-2H-3-benzazepin-2-one With potassium carbonate In water; toluene at 70℃; Inert atmosphere; Stage #2: With hydrogenchloride In water | 80% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
3-(3-chloropropyl)-1,3-dihydro-7,8-dimethoxy-2H-3-benzazepine-2-one
oxalic acid
dehydro-ivabradine oxalate
Conditions | Yield |
---|---|
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride; 3-(3-chloropropyl)-1,3-dihydro-7,8-dimethoxy-2H-3-benzazepine-2-one With potassium carbonate; sodium iodide In 1-methyl-pyrrolidin-2-one at 20 - 60℃; Inert atmosphere; Stage #2: oxalic acid In methanol at 20℃; for 2h; | 76% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
(2-{2-[(3-chloropropyl)amino]ethyl}-4,5-dimethoxyphenyl)acetonitrile
{2-[2-({3-[{[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}(methyl)-amino]propyl}amino)ethyl]-4,5-dimethoxyphenyl}acetonitrile
Conditions | Yield |
---|---|
With triethylamine In acetonitrile for 6h; Reflux; | 66% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
3-(7,8-Dimethoxy-2-oxo-1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-propanenitrile
N-{[(7S)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}-3-(7,8-dimethoxy-2-oxo-1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-N-methylpropanimidamide
Conditions | Yield |
---|---|
Stage #1: 1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride; 3-(7,8-Dimethoxy-2-oxo-1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-propanenitrile With triethylamine; copper(l) chloride In methanol for 24h; Inert atmosphere; Reflux; Stage #2: With sodium hydroxide In methanol; dichloromethane; water at 20℃; | 46% |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
ivabradine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: potassium carbonate; sodium iodide / 1-methyl-pyrrolidin-2-one / 20 - 60 °C / Inert atmosphere 1.2: 2 h / 20 °C 2.1: potassium carbonate / water / 0.08 h 2.2: Inert atmosphere 3.1: hydrogenchloride; hydrogen / palladium 10% on activated carbon / water / 6 h / 45 °C / 7500.75 Torr View Scheme | |
Multi-step reaction with 2 steps 1: triethylamine / acetonitrile / 12 h / 20 °C 2: hydrogenchloride; pyrographite / acetonitrile / 0.17 h / 70 °C / pH 2 - 3 View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
3-{3-[{[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}-(methyl)amino]propyl}-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium carbonate; sodium iodide / 1-methyl-pyrrolidin-2-one / 20 - 60 °C / Inert atmosphere 1.2: 2 h / 20 °C 2.1: potassium carbonate / water / 0.08 h 2.2: Inert atmosphere View Scheme |
1-[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]-N-methylmethanamine hydrochloride
3-{3-[((S)-3,4-dimethoxy-bicyclo[4.2.0]octa-1,3,5-triene-7-ylmethyl)-methyl-amino]-propyl}-7,8-dimethoxy-1,3-dihydro-benzo[d]azepine-2-one nitrate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: potassium carbonate; sodium iodide / 1-methyl-pyrrolidin-2-one / 20 - 60 °C / Inert atmosphere 1.2: 2 h / 20 °C 2.1: potassium carbonate / water / 0.08 h 2.2: Inert atmosphere 3.1: nitric acid / ethanol; water View Scheme |
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