发明名称 De-esterification process
摘要 PCT No. PCT/EP96/04880 Sec. 371 Date Apr. 1, 1998 Sec. 102(e) Date Apr. 1, 1998 PCT Filed Nov. 6, 1996 PCT Pub. No. WO97/17352 PCT Pub. Date May 15, 1997An efficient process for de-esterification has been provided for by application of special tetrahalogenides. By applying this process a new compound, viz. cefesone, and especially the E-isomer thereof, has been prepared.
申请公布号 US5922861(A) 申请公布日期 1999.07.13
申请号 US19980051189 申请日期 1998.04.01
申请人 GIST-BROCADES B.V. 发明人 DE VROOM, ERIK;VAN DER DOES, THOMAS
分类号 C07D499/00;C07D499/08;C07D501/00;C07D501/02;C07D501/04;C07D501/22;C07D501/24;(IPC1-7):C07D499/00 主分类号 C07D499/00
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