发明名称 |
PROCESS FOR PRODUCING CHLOROPHENYLHYDRAZINE COMPOUNDS |
摘要 |
<p>A process for producing a chlorohenylhydrazine compound is disclosed, which comprises chlorinating at least one hydrogen atom on the phenyl nucleus in a beta-imidated phenylhydrazine compound and subsequently hydrolyzing the chlorinated compound. Said chlorophenylhydrazine compound is useful as starting material for the production of herbicide, insecticide and photographic coupler is produced in high yield and low cost.</p> |
申请公布号 |
EP0208477(B1) |
申请公布日期 |
1989.03.15 |
申请号 |
EP19860304961 |
申请日期 |
1986.06.26 |
申请人 |
KONISHIROKU PHOTO INDUSTRY CO. LTD. |
发明人 |
FUJIWHARA, MITSUTO;KOJIMA, TAMOTSU |
分类号 |
C07C241/02;C07C243/22;C07D207/50 |
主分类号 |
C07C241/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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