Purification of cyclic ketene acetals

Details Purification of cyclic ketene acetals Purification of cyclic ketene acetals

1991-02-14

1992-11-17

Ivy, C. Warren

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549369, 549430, C07D32102, C07D31712

Patent

active

051645165

ABSTRACT:
An improved process for the purification of cyclic ketene acetals such as 2-methylene-1,3-dioxepane is provided. This process entails the purification of the cyclic ketene acetal by distillation in the presence of a solvent and an amine.

REFERENCES:
patent: 3431281 (1969-03-01), Sawaya
patent: 4323502 (1982-04-01), Muck et al.
patent: 4340542 (1982-07-01), Bar et al.
patent: 4423238 (1983-12-01), Fenton
patent: 4513144 (1985-04-01), Fenton
Bailey et al, Makromol. Chem., Macromol. Symp., vol. 6, 81-100 (1986).
McElvain, S. M. and Curry, J. M.; Journal American Chemical Society, vol. 70, 3781-3786 (1948).
Taskinen and Pentikainen, Tetrahedron, vol. 34, 2365-2370 (1978).
Bailey et al, J. Polymer Science (Poly. Chem. Ed. vol. 20, 3021-3030 (1982).
Fukuda et al, Tetrahedron Letters, vol. 27, No. 14, 1587-1590 (1986).

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