SUBSTITUTED CHLOROCARBONYLUREAS AND HERBICIDAL COMPOSITIONS CONTAINI NG THEM

    公开(公告)号:GB1378322A

    公开(公告)日:1974-12-27

    申请号:GB1443972

    申请日:1972-03-28

    Applicant: BASF AG

    Abstract: 1378322 Substituted chlorocarbonylureas BADISCHE ANILIN- & SODA-FABRIK AG 28 March 1972 [29 March 1971] 14439/72 Heading C2C Substituted chlorocarbonylureas of the general formula in which R 1 is C 1 to C 4 alkyl or methoxyalkyl of not more than 5 carbon atoms and R 2 is a radical of the formula in which R 3 is hydrogen, halogen, dialkyl, C 1-5 alkoxy, C 1-5 alkylthio, haloalkyl of not more than 5 C atoms, methylsulphamoyl cyano, N,N- dimethylamidosulphamoyl, 4 1 -chlorophenoxy or hydroxy, and R 4 independently having any one of the meanings listed above for R 3 , or R 3 alternatively denoting substituted carbamoyloxy of the formula R 5 being linear or branched alkyl, alkenyl or alkynyl having a maximum of 9 carbon atoms and optionally substituted by chlorine, bromine, phenyl, cyclohexyl, -S-cyclohexyl, norbornyl, lower alkoxy or alkylthio are prepared by reacting a urea derivative of the formula with phosgene in an organic solvent. Many examples are given. The compounds have herbicidal properties.

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