132866-22-9Relevant articles and documents
Process for the preparation of 1-alkylthio-and 1-benzylthio-1-formylcyclopropanes
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, (2008/06/13)
Compounds of formula I STR1 wherein R is C1 -C4 alkyl or benzyl, are prepared by reacting a butanal of formula II STR2 wherein X and Y are each independently of the other chloro, bromo or iodo, in an inert solvent, with a compound of formula III wherein R is as defined above and Me is an alkali metal cation, and converting the resultant compound of formula IV STR3 wherein X and R are as defined above, in an inert solvent and in the presence of a base, into a compound of formula I.