[EN] A CLASS OF FIVE- AND SIX-MEMBERED HETEROCYCLIC COMPOUNDS AND USE THEREOF AS PROTEIN RECEPTOR KINASE INHIBITORS<br/>[FR] CLASSE DE COMPOSÉS HÉTÉROCYCLIQUES À CINQ ET SIX CHAÎNONS ET LEUR UTILISATION EN TANT QU'INHIBITEURS DE PROTÉINE KINASE DU RÉCEPTEUR<br/>[ZH] 一类五元并六元杂环化合物及其作为蛋白受体激酶抑制剂的用途
ZHELTONOGOVA, E. A.;OLENEVA, G. I.;SHIPOV, A. G.;BAUKOV, YU. I., ZH. OBSHCH. XIMII, 60,(1990) N, S. 474-495
作者:ZHELTONOGOVA, E. A.、OLENEVA, G. I.、SHIPOV, A. G.、BAUKOV, YU. I.
DOI:——
日期:——
[EN] CHEMOENZYMATIC PROCESSES FOR PREPARATION OF LEVETIRACETAM<br/>[FR] PROCÉDÉS CHIMIO-ENZYMATIQUE POUR LA PRÉPARATION DU LÉVÉTIRACÉTAM
申请人:BIOVERDANT INC
公开号:WO2009009117A2
公开(公告)日:2009-01-15
Compounds and processes for preparing intermediates in the synthesis of levetiracetam and precursors of levetiracetam and related compounds are provided. Also provided are processes for the preparation of levetiracetam or a pharmaceutically acceptable salt thereof. Modified nitrile hydratase polypeptides and uses thereof also are provided. Among the modified nitrile hydratase polypeptides provided are those that have altered activities, including altered enantioselectivity.