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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inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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inquiryPyrrolidine, 2-[diphenyl[(trimethylsilyl)oxy]methyl]-, (2R)- CAS:943757-71-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediate
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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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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
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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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inquiryShandong Mopai Biotechnology 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 chemicals. W
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryAppearance:Solid powder Storage:Sealed,light and oxygen resistant Package:Foil bag or drum Application:Applied in dietary supplements,pharmaceutical or cosmeticeuticals Transportation:by sea or air Port:Beijing or Guangzhou Port
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryAcmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
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inquiryOur own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin
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inquiryPyrrolidine, 2-[diphenyl[(trimethylsilyl)oxy]methyl]-, (2R)-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express
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inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquiryBest Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
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inquiryOur mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
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inquiry1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
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inquiryTech Data Relevant 1.Certificate Of Analysis (COA) 2..Material Safety Data Sheet (MSDS) 3.Technical Data Sheet(TDS) 4.Route of synthesis (ROS) 5.Nuclear Magnetic Resonance(NMR) 6.Method of Analysis(MOA) Our Service 1. Before Shipmen
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inquiry(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
2-nitro-4-(trifluoromethyl)benzenesulfonyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 95% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
4-Nitrobenzenesulfonyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 94% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
4-chlorosulfonyl-3-nitrobenzoic acid methyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 93% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
2-Nitrobenzenesulfonyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 92% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
3-nitrobenzenesulphonyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 91% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
4-methoxy-2-nitrobenzenesulfonyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 90% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
4-chloro-2-nitrobenzenesulfonyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 88% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
(E)-4-methyl-2-(2-nitrovinyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-2,6-dimethyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; (E)-4-methyl-2-(2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 87% |
4-fluoro-2-nitrobenzene-1-sulfonyl chloride
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 85% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
trans-4-bromo-2-(2-nitrovinyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-6-bromo-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; trans-4-bromo-2-(2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 83% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
4-fluoro-2-((E)-2-nitrovinyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-6-fluoro-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; 4-fluoro-2-((E)-2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 82% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
(E)-4-chloro-2-(2-nitroethenyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-6-chloro-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; (E)-4-chloro-2-(2-nitroethenyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 82% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
2,4-chloro-2-((E)-2-nitrovinyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-6,8-dichloro-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; 2,4-chloro-2-((E)-2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 82% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
(E)-4-methoxy-2-(2-nitrovinyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-6-methoxy-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; (E)-4-methoxy-2-(2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 82% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-8-hydroxy-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; acetaldehyde; 2-((1E)-2-nitrovinyl)-4-nitrophenol In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 80% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
2-[(E)-2-nitrovinyl]phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; 2-[(E)-2-nitrovinyl]phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; Reagent/catalyst; Concentration; Temperature; Solvent; | 80% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
(E)-5-methoxy-2-(2-nitrovinyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-7-methoxy-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; (E)-5-methoxy-2-(2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 80% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
2-[(E)-2-nitrovinyl]phenol
acetaldehyde
(-)-(2S,3R,4R)-2-methyl-4-(nitromethyl)chroman-3-carbaldehyde
Conditions | Yield |
---|---|
In chloroform at -40 - -5℃; for 3.25h; | 80% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
(E)-2-methoxy-6-(2-nitrovinyl)phenol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-8-methoxy-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; (E)-2-methoxy-6-(2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 75% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
(E)-3-(2-nitrovinyl)benzene-1,2-diol
acetaldehyde
ethyl (triphenylphosphoranylidene)acetate
(-)-(E)-ethyl 3-((2S,3R,4R)-8-hydroxy-2-methyl-4-(nitromethyl)chroman-3-yl)acrylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; (E)-3-(2-nitrovinyl)benzene-1,2-diol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl (triphenylphosphoranylidene)acetate In chloroform at 20℃; for 2h; | 75% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
2-[(E)-2-nitrovinyl]phenol
acetaldehyde
(-)-((2S,3S,4R)-2-methyl-4-(nitromethyl)chroman-3-yl)methanol
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; 2-[(E)-2-nitrovinyl]phenol; acetaldehyde In chloroform at -40 - -5℃; for 3.25h; Stage #2: With methanol; sodium tetrahydroborate In chloroform at 0℃; for 1h; | 75% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
ethyl 2-diethoxyphosphinoylacrylate
2-[(E)-2-nitrovinyl]phenol
acetaldehyde
(-)-(6S,6aR,10S,10aR)-ethyl 6-methyl-10-nitro-6a,9,10,10a-tetrahydro-6H-benzo[c]chromene-8-carboxylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; 2-[(E)-2-nitrovinyl]phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl 2-diethoxyphosphinoylacrylate With caesium carbonate In dichloromethane at 0℃; for 6h; Inert atmosphere; Stage #3: With ethanol In dichloromethane at 0 - 20℃; for 2h; | 75% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
isovaleraldehyde
Conditions | Yield |
---|---|
In dimethylsulfoxide-d6 | 75% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
ethyl 2-diethoxyphosphinoylacrylate
(E)-3-(2-nitrovinyl)benzene-1,2-diol
acetaldehyde
(-)-(6S,6aR,10S,10aR)-ethyl 4-hydroxy-6-methyl-10-nitro-6a,9,10,10a-tetrahydro-6H-benzo[c]chromene-8-carboxylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; (E)-3-(2-nitrovinyl)benzene-1,2-diol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl 2-diethoxyphosphinoylacrylate With caesium carbonate In dichloromethane at 0℃; for 6h; Inert atmosphere; Stage #3: With ethanol In dichloromethane at 0 - 20℃; for 2h; | 72% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
ethyl 2-diethoxyphosphinoylacrylate
2,4-chloro-2-((E)-2-nitrovinyl)phenol
acetaldehyde
(-)-(6S,6aR,10S,10aR)-ethyl 2,4-dichloro-6-methyl-10-nitro-6a,9,10,10a-tetrahydro-6H-benzo[c]chromene-8-carboxylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; 2,4-chloro-2-((E)-2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl 2-diethoxyphosphinoylacrylate With caesium carbonate In dichloromethane at 0℃; for 6h; Inert atmosphere; Stage #3: With ethanol In dichloromethane at 0 - 20℃; for 2h; | 70% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
ethyl 2-diethoxyphosphinoylacrylate
trans-4-bromo-2-(2-nitrovinyl)phenol
acetaldehyde
(-)-(6S,6aR,10S,10aR)-ethyl 2-bromo-6-methyl-10-nitro-6a,9,10,10a-tetrahydro-6H-benzo[c]chromene-8-carboxylate
Conditions | Yield |
---|---|
Stage #1: (R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine; trans-4-bromo-2-(2-nitrovinyl)phenol; acetaldehyde In chloroform at -40 - -5℃; Wittig-Horner Reaction; Stage #2: ethyl 2-diethoxyphosphinoylacrylate With caesium carbonate In dichloromethane at 0℃; for 6h; Inert atmosphere; Stage #3: With ethanol In dichloromethane at 0 - 20℃; for 2h; | 67% |
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
1-nitroethanol
4-methoxy-trans-cinnamaldehyde
Conditions | Yield |
---|---|
With benzoic acid In methanol at 40℃; for 10h; Inert atmosphere; | 51% |
nitrostyrene
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
acetaldehyde
A
(3R)-4-nitro-3-phenylbutanal
Conditions | Yield |
---|---|
In chloroform at -40 - -5℃; for 96h; | A 25% B 25% |
nitrostyrene
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
5-formy-1,3,6-trimethyluracil
Conditions | Yield |
---|---|
In dichloromethane at 25℃; for 24h; Inert atmosphere; | 18% |
nitrostyrene
(R)-2-(diphenyl(trimethylsilyloxy)methyl)pyrrolidine
Conditions | Yield |
---|---|
In methanol for 0.166667h; |
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