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发明名称
Improved process for the preparation of 4, 4'-dihydroxydiphenyl sulfone
摘要
申请公布号
IN174657(B)
申请公布日期
1995.01.28
申请号
IN1990CA63919
申请日期
1990.07.30
申请人
HOECHST AKTIENGESELLSCHAFT
发明人
GROTSCH GEORG
分类号
(IPC1-7):C07C147/00
主分类号
(IPC1-7):C07C147/00
代理机构
代理人
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