Process for L-3,4-dehydroproline

Details Process for L-3,4-dehydroproline Process for L-3,4-dehydroproline

1977-01-17

1978-09-05

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

424274, C07D20722

Patent

active

041119517

ABSTRACT:
L-3,4-dehydroproline is produced in good yield from D,L-3,4-dehydroproline by resolution via the tartaric acid salt and thermal racemization of the D-3,4-dehydroproline tartaric acid salt containing mother liquors.

REFERENCES:
patent: 2528267 (1950-10-01), Dearborn et al.
patent: 2794025 (1957-05-01), Amiard et al.
patent: 2984684 (1961-05-01), Fike
Noller; Chemistry of Organic Compounds, pp. 341-346 (1959).
Chibata et al; Chem. Abs., vol. 84: 31454c, (1976).
Whitmore; Org. Chem. pp. 398-402 (1951).

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