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:112022-83-0
Min.Order:1 Kilogram
FOB Price: $3.0
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:112022-83-0
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryhigh quality Appearance:White or off white powder Storage:Sealed, dry, microtherm , avoid light and smell Package:According to the demand of customer Application:Pharmaceutical intermediates Transportation:by air or by sea Port:shanghai
Cas:112022-83-0
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
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:112022-83-0
Min.Order:1
Negotiable
Type:Other
inquiryColorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
Cas:112022-83-0
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:112022-83-0
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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:112022-83-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:112022-83-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:112022-83-0
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:112022-83-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Best prices with satisfied quality; 2. It's clients' right to choose the package's Courier (EMS, DHL, FedEx, UPS); 3.It's clients' right to choose the packing way for his produccts from many recent effective packing ways;
Cas:112022-83-0
Min.Order:0 Metric Ton
Negotiable
Type:Trading Company
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 s
Cas:112022-83-0
Min.Order:10 Gram
Negotiable
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:112022-83-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:112022-83-0
Min.Order:1 Kilogram
FOB Price: $300.0
Type:Trading Company
inquiry(R)-3,3-Diphenyl-1-methylpyrrolidino[1,2-c]-1,3,2-oxazaborole CAS:112022-83-0 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates,
Cas:112022-83-0
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:112022-83-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryCompany information: Hebei Mojin Biotechnology Co., Ltd, Our company is a professional in chemical raw materials and chemical reagents research and development production enterprises. Our business covers more than 30 countries, most of the big cust
Cas:112022-83-0
Min.Order:1 Kilogram
FOB Price: $7.0 / 10.0
Type:Trading Company
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:112022-83-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:112022-83-0
Min.Order:10 Gram
Negotiable
Type:Trading Company
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
Appearance: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:As
Cas:112022-83-0
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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:112022-83-0
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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
Cas:112022-83-0
Min.Order:1 Gram
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:112022-83-0
Min.Order:0
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:112022-83-0
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages: exquisite appearance and unique functions. 2. Product Advantages: Our products are the best,fast speed ,in large stock 3. High-quality products and thoughtful service are your greatest satisfaction. 4. The product
Cas:112022-83-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:112022-83-0
Min.Order:1 Gram
FOB Price: $1.0
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:112022-83-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white to light yellow crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Applica
Cas:112022-83-0
Min.Order:100 Gram
Negotiable
Type:Trading Company
inquiryCangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, in
Cas:112022-83-0
Min.Order:1 Kilogram
FOB Price: $300.0 / 400.0
Type:Lab/Research institutions
inquiry(S)-diphenylprolinol
dihydroxy-methyl-borane
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
In hexane at 30℃; Solvent; Temperature; Inert atmosphere; Reflux; | 81% |
Trimethylboroxine
(R)-α,α-diphenylprolinol
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
In toluene Heating; | |
With borane In toluene at 20 - 150℃; for 4.5h; | |
In toluene at 20℃; for 0.5h; |
dihydroxy-methyl-borane
(R)-α,α-diphenylprolinol
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With 4 A molecular sieve In toluene at 20℃; for 1h; | 80 mg |
In toluene Reflux; Dean-Stark; |
bis(methoxy)methylborane
(R)-α,α-diphenylprolinol
A
methanol
B
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
In toluene at 20℃; for 1h; Product distribution / selectivity; |
methyl 3-(4-methoxybenzoyl)propionate
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
(S)-methyl 4-hydroxy-4-(4’-methoxyphenyl)butyrate
Conditions | Yield |
---|---|
With boron trifluoride-tetrahydrofuran complex In toluene at -78℃; | 96% |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With borane-THF In tetrahydrofuran; toluene at -40℃; for 2h; | 95% |
dimethyl sulfide borane
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
Stage #1: dimethyl sulfide borane; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In tetrahydrofuran at 0℃; for 0.5h; Stage #2: methyl 2,4-bis(methoxymethoxy)-6-(3-((2R,6R)-6-methyltetrahydro-2H-pyran-2-yl)-2-oxopropyl) benzoate In tetrahydrofuran at -20℃; for 12h; Reagent/catalyst; | 90% |
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
8-(benzyloxy)-5-[(1R)-2-bromo-1-hydroxyethyl]quinolin-2(1H)-one
Conditions | Yield |
---|---|
In tetrahydrofuran; hydrogenchloride; ethyl acetate liquid HCl; | 76% |
3-chloro-1-(3-isoxazolyl)-1-propanone
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
(S)-α-(2-Chloroethyl)-5-isoxazolemethanol
Conditions | Yield |
---|---|
With borane In tetrahydrofuran; methanol; toluene | 13% |
dimethyl sulfate
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
(R)-(+)-1-methyl-α,α-diphenyl-2-pyrrolidinemethanol
Conditions | Yield |
---|---|
With potassium carbonate In water |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With dimethylsulfide borane complex In toluene at 20℃; for 2h; |
[14C]-Sch 57871
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
(3R,4S)-1-(4-fluorophenyl)-3-[3-(4-fluorophenyl)-3(S)-hydroxypropyl]-4-(4-benzyloxyphenyl)-2-azetidinone
Conditions | Yield |
---|---|
Stage #1: [14C]-Sch 57871; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole In tetrahydrofuran at -20℃; for 0.0833333h; Stage #2: With dimethylsulfide borane complex In tetrahydrofuran at -20℃; for 1.5h; |
{4-[(R)-2-Oxo-5-((E)-3-oxo-oct-1-enyl)-pyrrolidin-1-yl]-butoxy}-acetic acid methyl ester
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
{4-[(R)-2-((E)-(S)-3-hydroxy-oct-1-enyl)-5-oxo-pyrrolidin-1-yl]-butoxy}-acetic acid methyl ester
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; toluene |
methyl 4-[(2-{(5R)-2-oxo-5-[(1E)-3-oxooct-1-enyl] pyrrolidin-1-yl} ethyl)thio]-butanoate
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
ethyl 7-[(2R)-2-{(1E,3S)-3-hydroxy-4-(3-chlorophenyl)-1-buten-1-yl}-5-oxo-1-pyrrolidinyl]heptanoate
Conditions | Yield |
---|---|
With hydrogenchloride; sodium hydroxide; benzo[1,3,2]dioxaborole In tetrahydrofuran; dichloromethane; ethyl acetate; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With hydrogenchloride; sodium hydroxide; benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; dichloromethane; ethyl acetate; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With hydrogenchloride; benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; dichloromethane; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With hydrogenchloride; benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; dichloromethane; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; dichloromethane; chloroform; ethyl acetate; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With hydrogenchloride; benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; dichloromethane; water; ethyl acetate; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With hydrogenchloride; benzo[1,3,2]dioxaborole In tetrahydrofuran; dichloromethane; ethyl acetate; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; chloroform; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; sodium hydroxide; CH2Cl2was; dichloromethane; ethyl acetate; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With hydrogenchloride; benzo[1,3,2]dioxaborole In tetrahydrofuran; methanol; dichloromethane; toluene |
3-(2-bromoacetyl)pyridine hydrobromide
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
3-[(2R)-oxiranyl]pyridine
methanol
(3R,4S)-4-[4-(benzyloxy)phenyl]-1-(4-fluorophenyl)-3-[3-(4-fluorophenyl)-3-oxopropyl]azetidin-2-one
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
(3R,4S)-1-(4-fluorophenyl)-3-[3-(4-fluorophenyl)-3(S)-hydroxypropyl]-4-(4-benzyloxyphenyl)-2-azetidinone
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran |
sodium hydrogencarbonate
1-(4-Fluorophenyl)piperazine
5-(3-chloropropyl)-1-methyl-1,4,5,6,7,8-hexahydro-pyrrolo[3,2-c]azepine-4,8-dione
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
Conditions | Yield |
---|---|
With potassium iodide; sodium chloride; potassium carbonate In ethyl acetate; toluene; acetonitrile |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
methyl (S)-7-(4-fluorophenyl)-7-hydroxyheptanoate
Conditions | Yield |
---|---|
In tetrahydrofuran; methanol |
Cyclopentyl (4-t-butyldimethylsilyloxy-1,3-dihydro-6-ethyl-7-methyl-3-oxoisobenzofuran-5-yl methyl)methanone
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
(S)-2-(4-t-butyldimethylsilyloxy-1,3-dihydro-6-ethyl-7-methyl-3-oxoisobenzofuran-5-yl)-1-cyclopentenyl-1-hydroxyethane
Conditions | Yield |
---|---|
With hydrogenchloride; dimethylsulfide; borane In dichloromethane; toluene | |
With hydrogenchloride; dimethylsulfide; borane In dichloromethane; toluene |
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
(S)-4-[3-(5-Methyl-2-phenyl-4-oxazolyl)-1-hydroxypropyl]bromobenzene
Conditions | Yield |
---|---|
silica gel In tetrahydrofuran; methanol; hexane; dichloromethane; water | 87%, >99% |
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