The Racemization of Secondary Alcohols Catalyzed by PNNP-type Achiral Ruthenium Complexes
非手性PNNP型钌配合物催化仲醇的外消旋化研究
The two most valuable methods are configuration inversion and racemization.
介绍了通过构型反转和外消旋化反应对手性醇类、氨基醇类和氨基酸类化合物的非目标对映体进行转化的最新研究进展。
Pharmacokinetics of phencynonate enantiomers and urine excretion of phencynonate raceme in rats;
苯环壬酯对映体在大鼠体内的药物动力学及外消旋体的尿排泄
This article reviews some kinds of resolution methods of raceme based on membrane processes.
对外消旋体实施拆分是获得手性物质的重要途径。
The (dynamic) kinetic resolution of raceme is one of the important ways in the synthesis of chiral compounds.
外消旋体的 (动态 )动力学拆分反应是制备手性化合物的重要方法之一。
Recent research progresses of method of preparation in chiral compound's racemate of amino acids were reviewed in this paper, the possible development future of it was predicted.
综述了近年来含氨基酸的手性化合物外消旋体的制取方法,并展望了其研究发展的前景。
They are all chiral molecules and belong in the racemate.
它们都是手性分子,属于外消旋体。
It was a racemate composed of an equimolar mixture of R-(+)- and S-(-)-enantiomers.
苯丙哌啉，化学名为1-[2-(2-苄基苯氧基)-1-甲基乙基]-哌啶，是一种兼具中枢和外周作用的二苯哌丙烷类非成瘾性强镇咳药，临床上长期以外消旋体给药，作为镇咳药物使用。
A new process was offered in studying the process of racemization of D-penicillamine and the prepare of L-penicillamine, which was different from the.
本课题着力于缩短原有生产外消旋体青霉胺和L-青霉胺的工艺，主要研究以D-青霉胺为原料，乙酰氯为酰化剂，酰化得到外消旋体乙酰-D、L-青霉胺，产率为74。
Acetylized Racemization Process and Kinetics of D-penicillamine;
目的研究D-青霉胺在酸性条件下进行酰化外消旋的工艺。
Progress in the methodology for the resolution of racemic 1,1′AbiA2Anaphthol;
外消旋1,1′-联-2-萘酚拆分方法学研究进展
The Racemization of Secondary Alcohols Catalyzed by PNNP-type Achiral Ruthenium Complexes
非手性PNNP型钌配合物催化仲醇的外消旋化研究
Studies on the Racemization of D-penicillamine and the Resolution of D,L-penicillamine;
D-青霉胺的外消旋化和L-青霉胺的制备研究
Chiral Seperation of 18 Racemates on Permethyl-β-CD in GC
商品全甲基环糊精毛细管柱对18对外消旋化合物的气相色谱拆分
Conversion of an optically active substance to a racemic form.
外消旋转化将光学活性物质转化为外消旋形式
The racemate is optically inactive.
外消旋体是不旋光的。
Thermal Isomerizations of meso- and dl-Diethyl 2,3-Dicyano-2,3 -Diphenylsuccinate
内消旋-和外消旋-2,3-二氰基-2,3-二苯基丁二酸二乙酯的热异构化反应
internally compensated inactive compound
内消旋(无旋光性)化合物
Study on Resolution of Racemic 2-methyl-1-butanol Catalyzed by Lipase;
脂肪酶催化拆分外消旋2-甲基-1-丁醇的研究
Amino-acid Racemization Dating
氨基酸外消旋法断代
Metamfetamine racemate
去氧麻黄碱外消旋体
Racemization is found with optically active substrates.
发现旋光基质有外消旋作用。
Epoxidation and oxidation gave the racemic C18-juvenile hormone.
通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素。
Efficient Kinetic Resolution of Terminal Epoxides with Phthalimide Using Chiral Salen(Co)(OAc)
手性Salen(Co)(OAc)催化胺解动力学拆分外消旋末端的环氧化物
Racemoramide dihydrochloride
双氢氯化消旋吗散痛
Racemethorphan hydrobromide
消旋甲吗喃氢溴化物
(Dynamic)Kinetic Resolution Reactions of Racemes Catalyzed by Lewis Acid and Base Catalysts
路易斯酸碱催化的外消旋体(动态)动力学拆分反应
Studies of He Wei Bao (HWB) on Treating Peptic Ulcer and of Effect on Inhibiting Helicobactor Pylori in Vitro;
和胃宝治疗消化性溃疡及抗体外培养幽门螺旋杆菌作用的研究
Preparation of the Racemic 1,2:5,6-Di-O-cyclohexyliene-myo-inositol Catalyzed by Ammonium Ferric Sulfate;
硫酸铁铵催化的外消旋1,2;5,6—二-氧-环亚己基-myo-肌醇的制备