Process for the preparation of 1-alkylthio- and...

Details Process for the preparation of 1-alkylthio- and... Process for the preparation of 1-alkylthio- and...

C - Chemistry, Metallurgy

07

C

260/567.1, 260/5

C07C 47/14 (2006.01) C07C 45/63 (2006.01) C07C 319/14 (2006.01) C07C 323/22 (2006.01)

Patent

CA 2009010

PS/5-17443/+ Process for the preparation of 1-alkylthio and 1-benzylthio-1-formylcyclopropanes Abstract of the Disclosure Compounds of formula I Image (I) wherein R is C1-C4alkyl or benzyl, are prepared by reacting a butanal of formula II Image (II) wherein X and Y are each independently of the other chloro, bromo or iodo, in an inert solvent, with a compound of formula III R-S-Me (III) wherein R is as defined above and Me is an alkali metal cation, and converting the resultant compound of formula IV Image (IV) 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.

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