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inquiry2-(tert-butyldiMethylsilyl )oxyl alcohol trifluorin Methanesulfonate CAS:164162-36-1 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical interme
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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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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
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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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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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inquiry2-(tert-butyldiMethylsilyl )oxyl alcohol trifluorin Methanesulfonate Basic information Product Name: 2-(tert-butyldiMethylsilyl )oxyl alcohol trifluorin Methanesulfonate Synonyms: 2-{[Dimethyl(2-methyl-2-propanyl)silyl]oxy}ethyl trifluoromethan
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiryTIANFU CHEM 2-(tert-butyldiMethylsilyl )oxyl alcohol trifluorin Methanesulfonate Application:TIANFU CHEM 2-(tert-butyldiMethylsilyl )oxyl alcohol trifluorin Methanesulfonate
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inquirytrifluoromethylsulfonic anhydride
2-(tert-butyldimethylsilyloxy)ethanol
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine In dichloromethane at -28℃; for 0.5h; | 98.4% |
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; for 1h; Inert atmosphere; | 78.6% |
With 2,6-dimethylpyridine In dichloromethane at -78℃; for 0.333333h; |
trifluorormethanesulfonic acid
2-(tert-butyldimethylsilyloxy)ethanol
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at -18 - 20℃; for 1.33333h; Esterification; |
tert-butyldimethylsilyl chloride
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / 12 h / 0 - 30 °C 2: 2,6-dimethylpyridine / n-heptane / 2.75 h / -25 - -15 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: pyridine / dichloromethane / 0.5 h / -30 °C 2: 2,6-dimethylpyridine / dichloromethane / 0.5 h / -28 °C View Scheme |
31-(trimethylsilylether)rapamycin
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In 1,2-dimethoxyethane; toluene at 60℃; for 4h; Time; | 72.7% |
With N-ethyl-N,N-diisopropylamine In 1,2-dimethoxyethane; toluene at 60℃; for 4h; | 72.7% |
With 2,6-di-tert-butyl-4-methylpyridine In hexane at 50 - 60℃; for 22h; |
sirolimus
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
40-O-[2-(t-butyldimethylsilyl)oxy]ethyl rapamycin
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In toluene at 60℃; for 4.5h; Temperature; Reagent/catalyst; | 66.4% |
With N-ethyl-N,N-diisopropylamine In toluene at 60℃; for 16h; Inert atmosphere; | 32% |
With 2,6-dimethylpyridine In toluene at 55 - 57℃; for 4h; Product distribution / selectivity; |
Conditions | Yield |
---|---|
With 2,6-dimethylpyridine In dichloromethane Product distribution / selectivity; | 50% |
C51H59NO15
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
C67H95NO17Si2
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In toluene at 55℃; | 23% |
6-methyl-2(1H)-pyridone
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
6-[3-(tert-butyl-dimethyl-silanyloxy)-propyl]-1H-pyridin-2-one
Conditions | Yield |
---|---|
Stage #1: 6-methyl-2(1H)-pyridone With n-butyllithium; sodium hydride In tetrahydrofuran at 0 - 20℃; Stage #2: 2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate In tetrahydrofuran at -78 - 20℃; | 15% |
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
C47(14)C4H79NO13
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In 1,2-dimethoxyethane; toluene at 50℃; for 3h; Etherification; |
(4R,5S,6S)-3-((3S,5R)-1-Allyloxycarbonyl-5-pyridin-4-ylmethyl-pyrrolidin-3-ylsulfanyl)-6-((R)-1-hydroxy-ethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
In 1,2-dichloro-ethane at 20℃; for 96h; |
allyl (4R,5S,6S)-3-[(2R,4S)-1-allyloxycarbonyl-2-[(1-methylpyrazol-5-yl)methyl]pyrrolidin-4-yl]thio-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
In 1,2-dichloro-ethane at 20℃; for 96h; |
(4R,5S,6S)-3-[(3S,5R)-1-Allyloxycarbonyl-5-(3-methyl-3H-imidazol-4-ylmethyl)-pyrrolidin-3-ylsulfanyl]-6-((R)-1-hydroxy-ethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
In 1,2-dichloro-ethane at 20℃; for 96h; |
(4R,5S,6S)-3-[(3S,5R)-1-Allyloxycarbonyl-5-(1-methyl-1H-pyrazol-4-ylmethyl)-pyrrolidin-3-ylsulfanyl]-6-((R)-1-hydroxy-ethyl)-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
In 1,2-dichloro-ethane at 20℃; for 96h; |
39-O-desmethoxy-rapamycin
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
With 2,6-di-tert-butyl-pyridine In dichloromethane at 20℃; for 72h; |
2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
Stage #1: 4,6-dichloro-N-(6-iodopyridin-3-yl)pyrimidine-5-carboxamide With sodium hexamethyldisilazane In tetrahydrofuran at -23 - -20℃; for 0.75h; Stage #2: 2-(t-Butyldimethylsilyloxy)ethyl trifluoromethanesulfonate In tetrahydrofuran at -20 - 20℃; for 2.25h; |
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