Preparation of products of the reduction of 4-hydroxybutyric aci

Details Preparation of products of the reduction of 4-hydroxybutyric aci Preparation of products of the reduction of 4-hydroxybutyric aci

1993-08-23

1994-12-06

Ivy, C. Warren

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549429, 549508, 568852, 568853, C07D30794

Patent

active

053712420

ABSTRACT:
Abstract of the Disclosure: Products of the reduction of 4-hydroxybutyric acid derivatives of the formula IIa ##STR1## where one of A and B is methylene and the other is cyclopropylidene, or of C.sub.1 --C.sub.4 --alkyl esters (IIb) or lactones (IIc) of these acids IIa, are prepared by hydrogenating the compounds IIa or IIb or IIc catalytically using hydrogen in the presence of a heterogeneous hydrogenation catalyst, giving novel compounds which can be used to prepare polymers.

REFERENCES:
patent: 3947503 (1976-03-01), Kummer
patent: 3956318 (1976-05-01), Suzuki
patent: 4301077 (1981-11-01), Pesa et al.
patent: 4837346 (1989-06-01), Becker
Database WPI, Week 7414, AN 74-25928 (English abstract of JP-B 49 009 464). Mar. 1974.
Bull. of Chem. Soc. of Japan, vol. 44, No. 9, Sep. 1971, pp. 2473-2479.
Database WPI, Week 7541, AN 75-68078 (English abstract of JP-A 50 084 505).
Angewandte Chemie. Intl. Ed., vol. 23, No. 12, 1984, pp. 980-981, Huhtasaari et al.
REDUKTION, vol. 4/1c, Houben-Weyl, 1980, pp. 404-410.
Japanese Abstract 84/505.
Japanese Abstract 50/1038.
Japanese Abstract 49/9463.

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