申请人:Schering Aktiengesellschaft
公开号:US04072497A1
公开(公告)日:1978-02-07
[5-(1,3-dimethylureido)-1,3,4-thiadiazol-2-ylthio]-acetic acid methylester (b.p. 113.degree. C.), [5-(1,3,3-trimethylureido)-1,3,4-thiadiazol-2-ylthio]-acetic acid ethylester (b.p. 95.degree. C.) and [5-(3-methylureido)-1,3,4-thiadiazol-2-ylthio]-acetic acid isopropylester (b.p. 143.degree. C.) in which R is hydrogen or alkyl. The compounds are useful as the active agents or one of the active agents in herbicidal compositions.
[5-(1,3-二甲基脲基)-1,3,4-噻二唑-2-基硫]-乙酸甲酯(沸点113℃),[5-(1,3,3-三甲基脲基)-1,3,4-噻二唑-2-基硫]-乙酸乙酯(沸点95℃)和[5-(3-甲基脲基)-1,3,4-噻二唑-2-基硫]-乙酸异丙酯(沸点143℃),其中R为氢或烷基。这些化合物可用作除草剂组合物中的活性剂或其中之一。