Process for the preparation of 2,2-dimethylpropanediol-1,3

Details Process for the preparation of 2,2-dimethylpropanediol-1,3 Process for the preparation of 2,2-dimethylpropanediol-1,3

1989-05-26

1990-04-17

Evans, J. E.

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

Organic compounds

Oxygen containing

568853, C07C 2914, C07C 2938, C07C 3120

Patent

active

049182471

ABSTRACT:
Preparation of 2,2-dimethylpropanediol-1,3 by the aldol addition of isobutyraldehyde and formaldehyde using tri-n-propylamine as a catalyst, followed by hydrogenation of the reaction mixture, and subsequent distillation of the hydrogenation product in the presence of isobutanol and water.

REFERENCES:
patent: 3340312 (1967-09-01), Duke et al.
patent: 3808280 (1974-04-01), Merger et al.
patent: 4393251 (1983-07-01), Broecker et al.
patent: 4594461 (1986-06-01), Merger et al.
patent: 4740639 (1988-04-01), Bearers
Chemical Abstract #34798P, American Chemical Society, Chemical Abstracts, vol. 73, No. 7, p. 282 (8/17/70).

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