发明名称 |
SUBSTITUTED PHENYLSULFONYLUREA DERIVATIVES,A PROCESS FOR THEIR PREPARATION AND THEIR USE AS HERBICIDES,AND NEW INTERMEDIATE PRODUCTS FOR THEIR PREPARATION |
摘要 |
Substituted phenylsulfonylurea-derivatives of the general formula <IMAGE> (I) wherein X represents an oxygen atom or a direct bond, Y and Z each represents a halogen atom, a lower alkyl group, a lower alkoxy group or a nitro group, R represents a group: <IMAGE> wherein R1 and R2 each represents a lower alkyl group or a lower alkoxy group, m and n each represents 0, 1 or 2 with the proviso that m and n do not represent 0 at the same time, are novel and find use as herbicides. Corresponding substituted benzenesulfonyl isocyanates are novel intermediate compounds for use in preparing compounds of formula (I). |
申请公布号 |
ZA8206755(B) |
申请公布日期 |
1983.08.31 |
申请号 |
ZA19820006755 |
申请日期 |
1982.09.15 |
申请人 |
NIHON TOKUSHU NOYAKU SEIZO KK |
发明人 |
MASAHIRO AYA;JUNICHI SAITO;KAZUOMI YASUI;KOZO SHIOKAWA;NORIHISA MORISHIMA;TOSHIO GOTO |
分类号 |
C07D251/16;A01N47/36;C07D239/42;C07D239/46;C07D239/47;C07D239/52;C07D251/46;C07D521/00 |
主分类号 |
C07D251/16 |
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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