oxopentanoate,and was brominated,and then ethyl 4-bromo-3-oxopentanoate was produced,which cyclized with benzamide at reflux in toluene and afforded to ethyl 2-(5-methyl-2-phenyl-4-oxazolyl)acetate,then was reduced with lithium aluminum hydride and 2-(5-methyl-2-phenyl-4-oxazolyl)ethanol ...
Ethyl 2,4-dibromo-2,4-dimethyl-3-oxopentanoate reacts with zinc and aliphatic or aromatic aldehydes to furnish 3,5,5-trimethyl-6-R-2,3,5,6-tetrahydropyran-2,4-diones as a single geometrical isomer that in polar solvents converts into enol form....
纯度: 95+%出售价格 : ￥3,575.00 商品规格 : 1g / 1天 250mg / 1天 购买数量 : 产品信息 产品文档 CAS号:113264-43-0 产品英文别名:ethyl 3-bromo-2-oxopentanoate 分子式: C7H11BrO3 分子量:223.064 编号:BD284808 品牌:毕得医药 纯度:95+% ...
2-DIMETHYL-PROPIONIC ACID ETHYL ESTER-->Propanoic acid, 2-methyl-2-(methylthio)--->Alanine, 2-methyl-N-(phenylmethyl)-, ethyl ester-->ethyl 5-hydroxy-2,2-dimethyl-3-oxopentanoate(SALTDATA: FREE)-->Propanoic acid, 2-[2-forMyl-4-(phenylMethoxy)phenoxy]-2-Methyl-, ethyl ester-->...
2) ethyl 4-bromo-3-oxopentanoate 4-溴丙酰乙酸乙酯3) Ethyl 4-Bromopheny lacetate 4-溴苯乙酸乙酯4) Ethyl 4-acetylbutyrate 4-乙酰丁酸乙酯 1. Ethyl 4-acetylbutyrate is the key intermediate in the synthetic of statin drugs, it also has important applications in pesticides, pharmaceuticals...
ETHYL CROTONATE CAS No: 10544-63-5 delta-Valerolactone CAS No: 542-28-9 1,3-Dioxolane-2-butanoic acid, ethyl ester CAS No: 38049-07-9 Pyridine-N-oxide CAS No: 694-59-7 Ethyl 5-hydroxypentanoate CAS No: 13107-53-4 Methylene, oxo- CAS No: 201230-82-2 About...
Ethanone, 2-bromo-1-(6-fluoro-3-pyridinyl)- (9CI)84331-15-7 ethyl 6-chloro-7-fluoro-5-oxo-1,2-dihydro-5H-[1,3]thiazolo[3,2-a]quinoline-4-carboxylate (en)5H-Thiazolo[3,2-a]quinoline-4-carboxylic acid, 6-chloro-7-fluoro-1,2-dihydro-5-oxo-, ethyl ester (en)84338-67-0 ...
3-(4-Bromo-3-methyl-2-oxo-2,3-dihydro-1h-benzo[d]imidazol-1-yl)piperidine-2,6-dione 货号:BCP49685 CAS号:2304754-51-4 产品详情 2-Methyl hexanal 货号:BCP49680 CAS号:925-54-2 产品详情 Zinc trifluoromethanesulfonate 货号:BCP49678 ...
Methyl 3-chloro-2,4-dioxopentanoate CAS No: 36983-39-8 BROMO-CYCLOHEXYL-ACETIC ACID ETHYL ESTER CAS No: 42716-73-4 Benzeneacetic acid, .alpha.-cyclohexyl-, ethyl ester CAS No: 3899-00-1 (1-AMINO-CYCLOHEXYL)-ACETIC ACID ETHYL ESTER CAS No: 696645-77-9 (3-OXO-CYCLOHEXYL)-ACET...
The Reformatsky reaction of (3 R ,4 R )-4-acetoxy-3-((1 R )-1-{[ tert -butyl(dimethyl)silyl]oxy}ethyl)azetidin-2-one with ethyl 4-bromo-3-oxopentanoate gave product of replacement of the acetoxy group by C 2 -carbanion of the 尾-keto ester, which underwent retro-aza-Michael ...