| 1. | In this paper , some methods of controlling the enantioselectivity of biorecluction were introduced 本文以生物还原反应为例,介绍一些控制反应对映选择性的方法。 |
| 2. | The results indicate that tuning chelate size can not only change the enantioselectivity , but also change the enantiofacial selectivity completely 研究结果还表明除通过改变配体手性中心的构型,调节配体配位空间也可以改变催化剂的对映面选择性。 |
| 3. | By combining approaches , it is possible to improve lipase enantioselectivity , and much is learnt about the lipase enantioselective catalytic mechanism 这几种方法的研究不仅使改善催化剂的对映体选择性成为可能,还有助于深化酶对对映体选择催化机理的认识。 |
| 4. | Beyond generating customized catalysts , these studies have helped to elucidate the enzyme ' s structure - function relationship and illuminate its enantioselectivity 这些工程不但生产出了指定的催化剂,还有助于阐明酶的结构作用关系,并且有助于说明这些酶的对应异构体选择性。 |
| 5. | This review emphasizes some important aspects for the control of lipase enantioselectivity : medium engineering , substrate engineering , modification of enzyme and directed evolution 文章讨论了调控脂肪酶对映体选择性的几种方法:反应介质工程、底物分子工程、酶分子修饰和定向进化。 |
| 6. | The lipase b from candida antarctica ( cal - b ) displays high enantioselectivity on a broad range of substrates , making it an accepted biocatalyst for asymmetric organic chemistry 摘要从南极假丝酵母中提取的脂肪酶b ,具有较高的对应异构体选择性,广泛应用在培养基中,作为不对称有机化学的生物催化剂。 |
| 7. | The latest progress of asymmetric photochemical reactions revealed that the enantioselectivity in photochemical reactions could be achieved when the reactions take place in chiral environments , which will be reviewed in this articles 本文针对这一热点问题,综述在微反应器中进行不对称光化学反应的研究进展。 |
| 8. | Abstract : a novel enzymatic reaction ? ammonolysis was introduced in thenineties . this reaction not only provides a synthetically useful and mild alternative method for the synthesis of amides , but also can be used for the kinetic resolution of chiral alcohols or chiral carboxylic acids . in addition to enantioselective hydrolysis , esterification and transesterification , ammonolysis also shows high enantioselectivity in the resolution of racemates 文摘:酶促氨解反应是20世纪90年代中期发现的一种新型反应,在脂肪酸酰胺的合成、手性药物(手性酸及手性醇等)的拆分中显示出巨大的应用潜力,是除立体选择性水解、酯化、转酯反应之外的另一具有较大开发应用前景的酶促新型反应。 |