Preparation of ketene acetals

Details Preparation of ketene acetals Preparation of ketene acetals

1982-12-01

1985-04-23

Love, Ethel G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

568596, C07D31900

Patent

active

045131430

ABSTRACT:
Rearrangement of allyl acetals to ketene acetals is disclosed. The rearrangement is accomplished by mixing the allyl acetal with a solution of an alkali metal lower alkyl in a water-soluble primary amine. After several hours contact with the allyl acetal with the solution ketene acetal formed during the contact is separated from the reaction mixture.

REFERENCES:
patent: 3829504 (1974-08-01), Hall et al.
patent: 4304767 (1981-12-01), Heller et al.
Corey et al., J. Org. Chem. 38, 3224, (1973).

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