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发明名称
Process for the preparation of beta-Hydrosyalkylpicolinium salts and picolinium salts as intermediates for the prepation of cationic dyes
摘要
申请公布号
EP0776888(B1)
申请公布日期
2003.05.14
申请号
EP19960118312
申请日期
1996.11.15
申请人
BAYER AG
发明人
MEISEL, KARLHEINRICH, DR.;WALZ, KLAUS, DR.;RENNER, GERD-FRIEDRICH, DR.;SCHULZE, HANS, DR.;GERDES, CARSTEN, DR.;GASSEN, KARL-RUDOLF, DR.;DITZER, REINER, DR.;KLEIN, LOTHAR, DR.
分类号
C07D213/57;C07D213/38;C07D213/20;C07D213/55;C09B23/00;(IPC1-7):C07D213/20
主分类号
C07D213/57
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代理人
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