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- Optically active ethyl(S)-3-hydroxybutyrate,a useful chiral synthon,was prepared by stereoselective reduction of ethyl acetoacetate of the bread yeast in organic solvent. 利用面包酵母在非水相中不对称还原乙酰乙酸乙酯,制备了光学活性的手性化合物S()-3-羟基丁酸乙酯。
- Optically active ethyl(S)-4-chloro-3-hydrobutanoate((S)-CHBE),a useful chiral synthon,was prepared by stereoselective bioreduction of ethyl 4chloro-3-oxobutanoate(COBE) with Candida magnoliae cells. 利用木兰假丝酵母催化的4-氯乙酰乙酸乙酯(COBE)立体选择性还原反应;制备了具有光学活性的手性化合物(S)-4-氯-3-羟基丁酸乙酯((S)-CHBE).
- Keywords hydroxymethyl butenolide;chiral synthon; 羟甲基丁烯内酯;手性合成子;
- Keywords S)-Malic acid;pyrrolidine;Chiral synthon; 苹果酸;吡咯烷;手性合成子;
- Manufacture of Metalaxyl-M with Natural Chiral Synthon 天然手性子法合成金甲霜灵
- Keywords chiral;chiral synthon;chiral agrochemical.; 手性合成子;手性农药;
- Keywords chiral synthon;natural products totalsynthesis; 手性合成子;天然产物全合成;
- Synthetic methods of two C3 chiral synthons [epichlorohydrin (ECH) and glycidol (GLD)] was introduced. 摘要简要介绍了两种重要的C3手性合成子-环氧氯丙烷(ECH)和缩水甘油(GLD)的合成方法;
- Keywords (R)-Phenylglycinol;Chemoselective reaction;Chiral synthon;Protection; 苯基甘氨醇;化学有择反应;手性合成子;保护;
- chiral synthon 手性合成子
- L-Methyl glyoxylate is an important chiral reagent. 二羟乙酸L-薄荷酯是一种重要的手性试剂。
- Such a carbon is designated as a chiral carbon. 这样的碳原子称为手性碳。
- Zhejiang Chiral Medicine Chemicals Co., Ltd. 浙江手心医药化学品有限公司。
- Hangzhou Chiral Danyuan Chemicals Co., Ltd. 杭州手心丹源化学品有限公司。
- Chengdu Likai Chiral Tech Co., Ltd. 成都丽凯手性技术有限公司。
- Zaozhuang Chiral Pharmaceutical Chemicals Co., Ltd. 枣庄麒彩手性药物化学有限公司。
- These carbon atoms are therefore chiral. 因此,这个碳原子称手性碳原子。
- Chiral drugs are more important in new drugs. 手性药物在新药中越来越受重视。
- The ee is assessed by chiral GC and/or polarimetry. 对映异构体过量值由手性气相色层分析和/或旋光测定法测得。
- Chiral micelle has asymmetric induction to some reactions. 手性胶束对反应有手性诱导作用。