As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
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inquiryProduct description: Product name Tetrahydropapaverine hydrochloride CAS number 6429-04-5 Assay ≥99% Appearance White crystalline powder Capacity 200mt/year Application Atrac
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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
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
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inquiryTIANFUCHEM--6429-04-5--Tetrahydropapaverine hydrochloride in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable busi
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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
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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
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inquiryProduct Name:tetrahydropapaverine crystalline*hydrochloride CAS NO.: 6429-04-5 Molecular formula; C20H25NO4.HCL Molecular weight: 379.88 EINECS: 229-213-9 Application field:Pharmaceutical intermediates Appearance:White powder Storage: Room Te
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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
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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 prese
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inquiryTetrahydropapaverine hydrochloride CAS:6429-04-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality
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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
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inquiry1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products wi
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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
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inquiryTetrahydropapaverine hydrochloride CAS: 6429-04-5 Specification Item Standard Identification A.H-NMR:Comply with the structure B.LC-MS:Comply with the structure
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inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
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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
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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
Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Service 1.Own made fine chemical products 2.Out sourcing and qualit
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inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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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
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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
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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,
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
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inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
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inquiryTetrahydropapaverine hydrochloride Basic information Product Name: Tetrahydropapaverine hydrochloride Synonyms: 1-(3,4-DIMETHOXYBENZYL)-6,7-DIMETHOXY-1,2,3,4-TETRAHYDROISOQUINOLINE HYDROCHLORIDETETRAHYDROPAPAVERINE HYDROCHLORIDE;tetrahydropapa
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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inquiryProductName:Tetrahydropapaverinehydrochloride Synonym:1-(3,4-Dimethoxybenzyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquiolinehydrochloride C… 1.We have been specializing in special fine chemical for long, with strong R&D strength. 2.
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inquiryProduct name: Tetrahrdropapaverine HCL CAS No.:6429-04-5 Molecule Formula:C20H25NO4 Molecule Weight:343.42 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard
Cas:6429-04-5
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inquiry1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinoline hydrochloride
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With methanol; sodium tetrahydroborate at 0 - 20℃; for 0.166667h; Inert atmosphere; | 89% |
3,4-dihydropapaverine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With sodium (S)-prolinate-borane In tetrahydrofuran for 240h; Ambient temperature; | 78% |
With sodium tetrahydroborate for 19h; Ambient temperature; | 71% |
Tetrahydropapaverine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol | 66% |
(3,4-Dimethoxyphenyl)acetic acid
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 92 percent / 2 h / 190 - 210 °C 2: phosphoryl chloride / toluene / 3 h / Heating 3: 71 percent / sodium borohydride / 19 h / Ambient temperature View Scheme | |
Multi-step reaction with 3 steps 1: 1 h / 180 °C 2: trichlorophosphate / acetonitrile / 1 h / Reflux; Inert atmosphere 3: sodium tetrahydroborate; methanol / 0.17 h / 0 - 20 °C / Inert atmosphere View Scheme |
N-(3,4-dimethoxyphenethyl)-2-(3,4-dimethoxyphenyl)acetamide
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: phosphoryl chloride / toluene / 3 h / Heating 2: 71 percent / sodium borohydride / 19 h / Ambient temperature View Scheme | |
Multi-step reaction with 2 steps 1: trichlorophosphate / acetonitrile / 1 h / Reflux; Inert atmosphere 2: sodium tetrahydroborate; methanol / 0.17 h / 0 - 20 °C / Inert atmosphere View Scheme |
2-(3,4-dimethoxyphenyl)-ethylamine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 92 percent / 2 h / 190 - 210 °C 2: phosphoryl chloride / toluene / 3 h / Heating 3: 71 percent / sodium borohydride / 19 h / Ambient temperature View Scheme |
2-(3,4-dimethoxyphenyl)-ethylamine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1 h / 180 °C 2: trichlorophosphate / acetonitrile / 1 h / Reflux; Inert atmosphere 3: sodium tetrahydroborate; methanol / 0.17 h / 0 - 20 °C / Inert atmosphere View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
(+/-)-Tetrahydropapaveroline hydrobromide
Conditions | Yield |
---|---|
With hydrogen bromide for 2.5h; Reflux; | 95.1% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
formic acid ethyl ester
1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-2-carbaldehyde
Conditions | Yield |
---|---|
With potassium carbonate In ethanol for 40h; Bischler-Napieralski Reaction; Reflux; | 94% |
(3,4-Dimethoxyphenyl)acetic acid
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; for 17h; | 89% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
(R)-tetrahydropapaverine hydrochloride
Conditions | Yield |
---|---|
With N-acetyl-D-leucine; (R)-N-acetylphenylalanin In water; toluene; acetonitrile at 4 - 70℃; for 24.92h; Reagent/catalyst; | 83.25% |
formaldehyd
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
2,3,10,11-tetramethoxy-5,6,7,8,13,13a-hexahydroisoquinolino[3,2-a]isoquinoline
Conditions | Yield |
---|---|
In ethanol; water at 20℃; for 8h; | 80% |
With acetic acid at 100℃; for 0.5h; Pictet-Spengler Synthesis; | 73% |
In water Cyclization; Heating; | |
In water for 30h; Heating; | 8.2 g |
1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-3,4-dihydroisoquinoline hydrochloride
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With methanol; sodium tetrahydroborate at 0 - 20℃; for 0.166667h; Inert atmosphere; | 89% |
3,4-dihydropapaverine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With sodium (S)-prolinate-borane In tetrahydrofuran for 240h; Ambient temperature; | 78% |
With sodium tetrahydroborate for 19h; Ambient temperature; | 71% |
Tetrahydropapaverine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol | 66% |
(3,4-Dimethoxyphenyl)acetic acid
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 92 percent / 2 h / 190 - 210 °C 2: phosphoryl chloride / toluene / 3 h / Heating 3: 71 percent / sodium borohydride / 19 h / Ambient temperature View Scheme | |
Multi-step reaction with 3 steps 1: 1 h / 180 °C 2: trichlorophosphate / acetonitrile / 1 h / Reflux; Inert atmosphere 3: sodium tetrahydroborate; methanol / 0.17 h / 0 - 20 °C / Inert atmosphere View Scheme |
N-(3,4-dimethoxyphenethyl)-2-(3,4-dimethoxyphenyl)acetamide
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: phosphoryl chloride / toluene / 3 h / Heating 2: 71 percent / sodium borohydride / 19 h / Ambient temperature View Scheme | |
Multi-step reaction with 2 steps 1: trichlorophosphate / acetonitrile / 1 h / Reflux; Inert atmosphere 2: sodium tetrahydroborate; methanol / 0.17 h / 0 - 20 °C / Inert atmosphere View Scheme |
2-(3,4-dimethoxyphenyl)-ethylamine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 92 percent / 2 h / 190 - 210 °C 2: phosphoryl chloride / toluene / 3 h / Heating 3: 71 percent / sodium borohydride / 19 h / Ambient temperature View Scheme |
2-(3,4-dimethoxyphenyl)-ethylamine
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1 h / 180 °C 2: trichlorophosphate / acetonitrile / 1 h / Reflux; Inert atmosphere 3: sodium tetrahydroborate; methanol / 0.17 h / 0 - 20 °C / Inert atmosphere View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
(+/-)-Tetrahydropapaveroline hydrobromide
Conditions | Yield |
---|---|
With hydrogen bromide for 2.5h; Reflux; | 95.1% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
formic acid ethyl ester
1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline-2-carbaldehyde
Conditions | Yield |
---|---|
With potassium carbonate In ethanol for 40h; Bischler-Napieralski Reaction; Reflux; | 94% |
(3,4-Dimethoxyphenyl)acetic acid
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; for 17h; | 89% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
(R)-tetrahydropapaverine hydrochloride
Conditions | Yield |
---|---|
With N-acetyl-D-leucine; (R)-N-acetylphenylalanin In water; toluene; acetonitrile at 4 - 70℃; for 24.92h; Reagent/catalyst; | 83.25% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
mesitylene-2-carboxylic acid chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 16h; Inert atmosphere; | 83% |
formaldehyd
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
2,3,10,11-tetramethoxy-5,6,7,8,13,13a-hexahydroisoquinolino[3,2-a]isoquinoline
Conditions | Yield |
---|---|
In ethanol; water at 20℃; for 8h; | 80% |
With acetic acid at 100℃; for 0.5h; Pictet-Spengler Synthesis; | 73% |
In water Cyclization; Heating; | |
In water for 30h; Heating; | 8.2 g |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Glyoxilic acid
Conditions | Yield |
---|---|
for 1h; Heating; | 80% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
1,7-heptanediol dipropenoate
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 7-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-heptyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 76% |
hexamethylene glycol diacrylate
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 6-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-hexyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 67% |
1,6-hexanediol diacrylate
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 8-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-octyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 60% |
diethyleneglycol(diacrylate)
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 2-(2-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-ethoxy)-ethyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 57% |
pentamethylene 1,5-diacrylate
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
pentamethylene bis(1-(3,4-dimethoxybenzyl)-3,4-dihydro-6,7-dimethoxy-1H-isoquinoline-2-propionate) dioxalate
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 51% |
2-propenoic acid 1,3-propanediyl ester
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 3-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-propyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 50% |
1,4-Butanediol diacrylate
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 4-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-butyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 48% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
3-methyl-1,5-pentanediol dipropenoate
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 5-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-3-methyl-pentyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 38% |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Acrylic acid 2-[4-(2-acryloyloxy-ethyl)-phenyl]-ethyl ester
3-[1-(3,4-Dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionic acid 2-[4-(2-{3-[1-(3,4-dimethoxy-benzyl)-6,7-dimethoxy-3,4-dihydro-1H-isoquinolin-2-yl]-propionyloxy}-ethyl)-phenyl]-ethyl ester; compound with oxalic acid
Conditions | Yield |
---|---|
In benzene for 48h; Heating; | 35% |
hydrogenchloride
diethyl acetal
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
A
(8R,13aR)-2,3,10,11-tetramethoxy-8-methyl-5,8,13,13a-tetrahydro-6H-isoquino[3,2-a]isoquinoline
hydrogenchloride
Dimethoxymethane
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
hydrogenchloride
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
A
methylene chloride
Conditions | Yield |
---|---|
at 170 - 175℃; |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
(+/-)-Xylopinin-trans-methiodid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 8.2 g / H2O / 30 h / Heating 2: 122 mg / acetone; CHCl3 / 1 h / 20 °C View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 8.2 g / H2O / 30 h / Heating 2: 1.85 g / HBr / 7 h / Heating View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 8.2 g / H2O / 30 h / Heating 2: acetone; CHCl3 / 1 h / 20 °C View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 8.2 g / H2O / 30 h / Heating 2: 71 mg / acetone; CHCl3 / 2.5 h / 20 °C View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 8.2 g / H2O / 30 h / Heating 2: 290 mg / acetone; CHCl3 / 2.5 h / 20 °C View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
pseudopalmatine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: H2O / Heating 2.1: 55 percent / mCPBA / CHCl3 / 20 °C 3.1: TFAA / CH2Cl2 / -30 - 20 °C 3.2: NaOAc / CH2Cl2; H2O / 0.5 h / 20 °C View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
(+/-)-O-methylcorytenchirine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: H2O / Heating 2.1: 55 percent / mCPBA / CHCl3 / 20 °C 3.1: TFAA / CH2Cl2 / -30 - 20 °C 3.2: 49 percent / NaOAc / CH2Cl2; H2O / 0.5 h / 20 °C 4.1: 80 percent / methylmagnesium iodide / diethyl ether / 2 h / Heating View Scheme |
1,2,3,4-tetrahydro-1-(3,4-dimethoxybenzyl)-6,7-dimethoxyisoquinoline hydrochloride
7,14-dehydroxylopinine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: H2O / Heating 2: 55 percent / mCPBA / CHCl3 / 20 °C 3: 50 percent Spectr. / acetyl chloride / 2 h / 25 °C View Scheme |
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