中文名称4-乙酰氧基氮杂环丁酮中文同义词[3R(1′R,4R)]-(+)-4-乙酰氧基-3-[1-(叔丁基二甲基硅氧基)乙基]-2-氮杂环丁酮;(3R,4R)-(+)-4-乙酰氧基-3-[1-(R)-(叔-丁基二甲基硅氧基)乙基]-2-氮杂环丁酮;4-乙酰氧基氮杂环丁酮,培南类中间体;9(3R,4R)-4-乙酸基-3-[(R)-((叔丁基二甲基硅)氧基)乙基]-2-氮杂环丁酮)(4-AA);(3R,4R)-4-乙酰氧基-3-[(R)-叔丁基二甲硅氧基)乙基]-2-氮杂环丁酮(4AA);氮杂环酮;(3R,4R)-4-乙酰氧基-3-[(R)-1-(叔丁基二甲基硅氧基)乙基]-2-氮杂环丁酮;(3R,4R)-4-乙酰氧基-3-[(R)-(叔丁基二甲基硅氧基)乙基]-2-氮杂环丁酮英文名称(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one英文同义词4-AA;(3s,4r)-4-acetoxy-3-[(r)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one;(3R,4R)-(+)-4-ACETOXY-3-[(R)-(T-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;(3R,4R)-4-ACETOXY-3-[(R)-(T-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;(3R,4R)-4-ACETOXY-3-[(R)-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;(3R,4R)-4-(ACETYLOXY)-3-[(1R)-1-[[(1,1-DIMETHYLETHYL)DIMETHYLSILYL]OXY]ETHYL]-2-AZETIDINONE;[3R(1’R,4R)]-(+)-4-ACETOXY-3-[1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-2-AZETIDINONE;(2R,3R)-3-[(R)-1-(TERT-BUTYLDIMETHYLSILYLOXY)ETHYL]-4-OXOAZETIDIN-2-YLACETATECAS号76855-69-1分子式C13H25NOChemicalbook4Si分子量287.43EINECS号408-050-9相关类别医药中间体;手性砌块;Intermediates中间体;医用原料;原料药;羰基化合物;医药原料;中间体;原料中间体-原料药;有机化工原料;化工中间体;其他原料;(intermediateofimipenem);Amides(Chiral);Azetidines;ChiralBuildingBlocks;Monoalkoxysilanes;Si(ClassesofSiliconCompounds);Simple4-MemberedRingCompounds;Si-OCompounds;SyntheticOrganicChemistry;ChiralCompound;ChiralBuildingBlocks;Lactams;OrganicBuildingBlocks;Aliphatics;Intermediates&FineChemicals;Pharmaceuticals;原料;化工中间体工业原料;培南类中间体;化工原料;杂质对照品Mol文件76855-69-1.mol结构式4-乙酰氧基氮杂环丁酮性质熔点107-109°C(lit.)比旋光度51º(c=1,chloroform)沸点358.3±27.0°C(Predicted)密度1.03±0.1g/cm3(Predicted)储存条件2-8°C溶解度在甲醇中几乎透明形态粉末晶体酸度系数(pKa)12.86±0.60(Predicted)颜色白色到近乎白色旋光性(opticalactivity)[α]20/D+51°,c=1inchloroformInChIKeyGWHDKFODLYVMQG-UBHAPETDSA-NCAS数据库76855-69-1(CASDataBaseReference)4-乙酰氧基氮杂环丁酮用途与合成方法简介4AA结构中有3个手性中心和一个内酰胺环,这是4AA合成的重点和难点。早期的合成工作,始于从天然产物中选择合适廉价的手性源,进行立体控制合成。后来,为了满足大量制备的需要,人们开展了以青霉素和头孢霉素为原料进行半合成的研究。近年来,4AA的全合成研究更加活跃,特别是随着不对称合成研究的发展,许多化学工作者试图运用不对称合成的方法。用途4-乙酰氧基氮杂环丁酮,以下简称为4AA,其是合成培南类药物的关键中间体,在医药工业中有重要的用途。 |