| abstract |
1465113 Sulphite esters BASF AG 28 June 1974 [30 June 1973] 28755/74 Heading C2C [Also in Division A5] Novel compounds of formula where R<SP>1</SP> is alkyl, m is 0, 1, 2 or 3, R<SP>2</SP> is an aliphatic or cycloaliphatic radical of not more than 6 carbons which may be mono- or polysubstituted by halogen or alkoxy and n is 3, 4, 5 or 6, are prepared by reacting a chlorosulphite ClSO 2 R<SP>2</SP> with a glycollic amide of formula in an inert solvent in the presence of an acid binding agent. The products are used as herbicides. |