| 摘要 |
1,273,731. Sulphonyl cyanides. IMPERIAL CHEMICAL INDUSTRIES Ltd. 13 May, 1969 [13 June, 1968], No. 28228/68. Heading C2C. Compounds of the formula where R is an alkyl, alkenyl, heterocyclic, aryl or cycloalkyl radical are prepared by reacting a salt of a sulphinic acid of the formula RSO 2 H with cyanogen chloride. The invention further comprises compounds of the formula RSO 2 CN where R is alkyl, alkenyl, cycloalkyl or aryl other than p-tolyl. The compounds have pesticidal activity. |
