发明名称 |
SETT ATT FRAMSTELLA 4-KLOR-2-BUTYNYL-M-KLORKARBANILAT |
摘要 |
In the process for manufacturing 4-chloro-2-butynyl m-chlorocarbanilate (the herbicide barban) from the corresponding 4-hydroxy-2-butynyl m-chlorocarbanilate it has been discovered that yields and product quality are improved by employing dimethylformamide as reaction promoter in combination with thionyl chloride or phosgene as chlorinating agent. |
申请公布号 |
SE7613122(A) |
申请公布日期 |
1977.05.25 |
申请号 |
SE19760013122 |
申请日期 |
1976.11.24 |
申请人 |
GULF OIL CORPORATION |
发明人 |
RUTTER J L |
分类号 |
C07B61/00;A61K31/325;B01J21/00;B01J31/00;B01J31/02;C07C;C07C67/00;C07C239/00;C07C271/28 |
主分类号 |
C07B61/00 |
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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