Process for the preparation of 1,3-disubstituted...

Details Process for the preparation of 1,3-disubstituted... Process for the preparation of 1,3-disubstituted...

C - Chemistry, Metallurgy

07

D

C07D 251/08 (2006.01) C07D 213/61 (2006.01) C07D 277/32 (2006.01) C07D 307/14 (2006.01)

Patent

CA 2394611

The invention relates to a method for the production of compounds of formula (I), by reaction of compounds of formula (H), where Het, R1, R2 and R4 have the meanings given in the description, with anhydrous hydrogen chloride, or hydrogen chloride generating compounds.

L'invention concerne un procédé de préparation de composés de formule (I) par réaction de composés de formule (II), dans lesquelles Het, R?1¿, R?2¿ et R?4¿ ont la signification indiquée dans la description, avec du chlorure d'hydrogène anhydre ou des composés formant du chlorure d'hydrogène.

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