| 发明名称 |
PREPARATION OF BIPHENYLYLSULFONYLUREAS AND INTERMEDIATES THEREFOR |
| 摘要 |
<p>The novel process < IMG > (v) (iv) (ii) < IMG > (II) (III) in which R is a lower alkyl group or an aryl group R1 is a chlorine atom or -O-R, and Y is CH or N. The end products I are known herbicides. Intermediates (II) are new.</p> |
| 申请公布号 |
CA1220205(A) |
申请公布日期 |
1987.04.07 |
| 申请号 |
CA19850478561 |
申请日期 |
1985.04.09 |
| 申请人 |
NIHON TOKUSHU NOYAKU SEIZO K.K. |
发明人 |
SHIOKAWA, KOZO;KAGABU, SHINZO;MORIYA, KOICHI |
| 分类号 |
C07D251/46;A01N47/36;C07C67/00;C07C301/00;C07C303/36;C07C311/51;C07D239/42;C07D521/00;(IPC1-7):C07D239/28;C07D251/12;C07C143/83 |
主分类号 |
C07D251/46 |
| 代理机构 |
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