| 发明名称 |
The preparation of o-chloromethylbenzoyl chlorides |
| 摘要 |
Prepn. of opt. ring-substd. o-chloromethyl-benzoyl chlorides of formula (I) comprises reacting the corresp. lactone (i.e. phthalide cpd.) of formula (II) with thionyl chloride in presence of a catalyst. m = 0-4; and X = halo or C-organic gp. |
| 申请公布号 |
ZA9502928(B) |
申请公布日期 |
1996.10.10 |
| 申请号 |
ZA19950002928 |
申请日期 |
1995.04.10 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
HEINZ ISAK;HERBERT BAYER;MICHAEL KEIL;THOMAS WETTLING |
| 分类号 |
B01J31/02;C07B61/00;C07C51/09;C07C51/58;C07C63/10 |
主分类号 |
B01J31/02 |
| 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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