Process for the preparation of halogenoacetals from esters

Details Process for the preparation of halogenoacetals from esters Process for the preparation of halogenoacetals from esters

1977-02-23

1978-07-11

Mars, Howard T.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260338, 2603407, 2603409R, C07C 4106

Patent

active

041002016

ABSTRACT:
Halogeno-acetals of ethylenically unsaturated aldehydes are prepared by reaction of an ethylenically unsaturated ester with a halogen cation chosen from Cl.sup.+, Br.sup.+ and I.sup.+ and an alcohol. The products are useful, inter alia, for introducing an .alpha.,.beta.-ethylenically unsaturated aldehyde unit into a mono- or polyene radical.

REFERENCES:
patent: 2330570 (1943-09-01), Filachione

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