发明名称 Preparation process for phenylimidazolidine derivatives.
摘要 PCT No. PCT/FR96/01794 Sec. 371 Date May 15, 1998 Sec. 102(e) Date May 15, 1998 PCT Filed Nov. 14, 1996 PCT Pub. No. WO97/18197 PCT Pub. Date May 22, 1997A subject of the invention is a preparation process for the products of formula (I): in which R1 and R2 represent in particular hydrogen, cyano, halogen or amino,R3 represents in particular hydrogen or hydroxyl alkyl, R4 and R5 represent in particular optionally substituted alkyl, X and y represent oxygen or sulphur, characterized in that a product of formula (A): is prepared in which W represents a halogen atom or a hydantoin derivative, which is subjected to various reactions in order to obtain the products of formula (I), all their isomers and their salts.
申请公布号 ZA9609442(B) 申请公布日期 1997.11.11
申请号 ZA19960009442 申请日期 1996.11.11
申请人 ROUSSEL UCLAF 发明人 RAPHAEL BOUCHET;MICHEL DELTHIL;DANIEL GUILMARD;PHILIPPE MACKIEWICZ
分类号 C07D233/72;C07D491/10;C07D491/107 主分类号 C07D233/72
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