Process for preparing vitamin K

Details Process for preparing vitamin K Process for preparing vitamin K

1981-11-09

1983-02-15

Gantz, Delbert E.

Chemistry of hydrocarbon compounds

Compound or reaction product mixture

2604385R, 260396K, 585534, C07C 900

Patent

active

043742904

ABSTRACT:
A process for preparing vitamins of the vitamin K.sub.1 and K.sub.2 series in their E-isomeric form through the reaction of a phenylcarbene metal complex with an enyne and intermediates in this synthesis.

REFERENCES:
patent: 2953610 (1960-09-01), Zeiss
patent: 3057839 (1962-10-01), Zeiss
patent: 3135776 (1964-06-01), Ecke
patent: 3378569 (1968-04-01), Pruett et al.
patent: 3381023 (1968-04-01), Whiting
patent: 4320065 (1982-03-01), Dotz
Chemical Abstract 94:P103625c European Appl. 15,436, (9/17/80), German Appl. 2,909,091 (3/8/79).

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