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- Chiral micelle has asymmetric induction to some reactions. 手性胶束对反应有手性诱导作用。
- Amide alcohols were found to show moderate catalysis activity and no asymmetric induction in the addition of diethylzinc to benzaldehyde. 这两个手性酰胺醇表现出中等程度的催化活性但没有表现出不对称诱导作用。
- Sulfonamide alcohols were found to have moderate catalytic activity and weak asymmetric induction during the addition of diethylzinc to benzaldehyde. 这4个手性磺酰胺醇表现出中等程度的催化活性和较差的不对称诱导作用。
- Glyoxylate-ene reactions are available and important in natural product synthesis, their regioselectivity and asymmetric induction are dealt with in this paper. 乙醛酸酯的烯反应是有机合成中很重要的新反应。本文综述了该反应的区位选择性,不对称诱导及其在天然产物不对称合成中的应用。
- Catalyst III-1 was found to show the best asymmetric induction and catalyzed the reaction of m-chlorobenzaldehyde with diethylzinc to provide sec-alcohol in 95% yield, and the ee value up to 57%. 节基胺和(习,环氧苯乙烷反应得到催化剂nl.;15,这八个催化剂催化二乙基锌和芳香醛的加成反应获得了较好的结果。催化剂1刃卜1催化二乙基锌和间氯苯甲醛的加成反应获得了95%25的产率和57%25ee。
- Keywords chiral phase transfer catalyst;chiral diquaternary amm onium salts;synthesis;asymmetric induction effect; 手性相转移催化剂;手性双季铵盐;合成;不对称诱导效应;
- Keywords ene reaction;glyoxylate;regioselectivity;asymmetric induction;synthesis; 烯反应;乙醛酸酯;区位选择;不对称诱导;合成;
- Keywords Asymmetric synthesis;polymer-supported chiral;quarternary ammonium salt, phase transfer;catalyst;asymmetric induction; 不对称合成;高分子手性季铵盐;相转移催化剂;不对称诱导效应;
- asymmetric induction 不对称诱导
- The magnetic signals are sensed by induction coils. 磁信号由感应线圈所检测。
- Most people's faces are asymmetric. 大多数人的脸不对称。
- The induction elbow needs repairing. 吸入弯管需要修理。
- Is the name of an asymmetric key in the database. 数据库中非对称密钥的名称。
- Every induction is a speculation. 所有归纳推理都是一种猜测。
- What are symmetric and asymmetric ciphers? (什么是对称和非对称密码?)
- Shanghai GLLO Induction Equipment Co., Ltd. 上海洁利来感应设备有限公司
- Short-Circuit Analysis of Single Phase Induction. 伍绍文。-,单相感应调压器的短路分析。
- How Induction Is Used in P.E. Classes? 体育课中如何运用导入教学法?
- Induct To admit as a member; receive. 吸收为会员吸收为成员;接纳。
- Induct and train users on system applications. 为新用户进行培训。