Process for the preparation of 1-halogen-1-oxophospholenes

Details Process for the preparation of 1-halogen-1-oxophospholenes Process for the preparation of 1-halogen-1-oxophospholenes

C - Chemistry, Metallurgy

07

F

260/537.7

C07F 9/547 (2006.01) C07F 9/6568 (2006.01)

Patent

CA 2040603

ABSTRACT OF THE DISCLOSURE This invention relates to a process for the preparation of 1-halogen-1-oxophospholenes by the reaction of phosphorous acid monoalkyl ester dihalides with 1,3-dienes which is carried out continuously in a single stage under pressure and at elevated temperatures, using phosphorus trihalides as solvents. Le A 27 569

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