摘要 |
The present invention relates to a process for the preparation of o-chloro-methylphenylmethoximinoglyoxylic acid esters of formula (I), wherein R is C3-C8 alkyl, in which process o-chloromethylphenylglyoxylic acid amide of formula (III) is, in any order or concurrently, a) oximated with O-methylhydroxylamine and b) esterified under acid conditions with an R-OH alcohol, wherein R is C3-C8 alkyl. A process for the preparation of compound (III) is also described, as well as the use of the compounds of formula (I) in the preparation of fungicides. |