发明名称 |
Preparation of tetrachloro-3-iminoisoindolin-1-one |
摘要 |
Tetrachloro-3-iminosisoindolin-1-one (I) or its alkali metal salt (Ia) is prepared by reacting tetrachloro-ortho-phthalodinitrile with lithium hydroxide, sodium hydroxide and/or potassium hydroxide in substantially anhydrous tert-butanol and, if desired, liberating (I) from (Ia) by means of a dilute acid.
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申请公布号 |
US4751314(A) |
申请公布日期 |
1988.06.14 |
申请号 |
US19860907586 |
申请日期 |
1986.09.15 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
HAHN, ERWIN;KOWARSCH, HEINRICH |
分类号 |
C07D209/50;(IPC1-7):C07D209/50 |
主分类号 |
C07D209/50 |
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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