1)  racemic acid
外消旋酸
2)  racemization
外消旋化
1.
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。
3)  Raceme
外消旋体
1.
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
2.
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。
3.
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。
4)  in vitro digestibility
体外消化
1.
The in vitro digestibility of soy protein isolates (SPI) and the effects of thermal treatments were investigated.
另外,不同热处理对SPI的体外消化过程产生不同的影响。
2.
Amino acid composition and protein in vitro digestibility of HPI,HPI-7s and HPI-11s were analyzed.
本文以脱脂大麻籽粉为原料,采用碱溶酸沉法提取大麻分离蛋白(HPI)及其11S组分(HPI-11S)、7S组分(HPI-7S),对其进行氨基酸组成分析,并应用胃蛋白酶-胰蛋白酶体外消化模拟实验评价大麻蛋白的营养价值,结果表明:与大豆分离蛋白相比,大麻蛋白富含人体所需的必需氨基酸,消化性能更优,属优质蛋白质。
3.
The in vitro digestibility of soybean protein isolate(SPI),rapeseed protein(PPI),12S-and 2S-rich rapeseed protein(RP-12S and RP-2S) were also investigated by SDS-PAGE and nitrogen release.
采用响应面法(RSM)优化了菜籽蛋白提取的3个影响因素(pH、温度、液料比),同时对大豆蛋白(SPI)、菜籽蛋白(PPI)及其12S组分(RP-12S)、2S组分(RP-2S)进行模拟体外消化,结合SDS-PAGE分析和可溶性氮释放量评价了菜籽蛋白消化率。
5)  racemate
外消旋体
1.
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。
2.
They are all chiral molecules and belong in the racemate.
它们都是手性分子,属于外消旋体。
3.
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。
6)  Infrared digestion
红外消解
7)  infrared extinction
红外消光
1.
The infrared extinction performance of carbon nanofibers used as smoke interference materials was studied within a smoke chamber.
利用烟幕箱测试分析了纳米碳纤维作为烟幕干扰材料的红外消光性能。
2.
Results show that infrared extinction ability of dispersed graphite is stronger when its granularity is smaller.
研究了微粉石墨红外消光性能及其在燃烧型抗红外烟幕中的应用。
3.
In this paper,started from increasing the floccule carbon production of pyrotechnic composition,the infrared extinction and physical performances of the floccule carbon pyrotechnic composition arestudied.
本文以提高絮碳烟火药剂絮碳的生成量为切入点,研究了絮碳烟火药剂的红外消光性能和相关物理性能。
8)  Racemization
外消旋
1.
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。
2.
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。
9)  racemic
外消旋
1.
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
10)  ultraviolet digestion
紫外消解
补充资料:外消旋化
分子式:
CAS号:

性质:一个光学活性化合物转变为外消旋体的过程。在此过程中,由于酸、碱、加热等作用,光学活性化合物中的手性碳原子发生构型转化,生成其立体异构对映体,致体系达到平衡时,旋光性完全消失。如苦杏仁酸在碱作用下的消旋作用。

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参考词条