Process for the preparation of N-substituted esters of 9,10-dihy

Details Process for the preparation of N-substituted esters of 9,10-dihy Process for the preparation of N-substituted esters of 9,10-dihy

1978-07-07

1980-10-28

Lee, Mary C.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D45704

Patent

active

042308593

ABSTRACT:
A process for the preparation of N-substituted esters of 9,10-dihydrolysergic acids of the formula: ##STR1## wherein R.sub.1 is an alkyl group of 1-5 carbon atoms, an alkenyl group of 2-5 carbon atoms or a cycloalkyl group of 3-5 carbon atoms,

REFERENCES:
patent: 3218324 (1965-11-01), Hofmann et al.
patent: 3228943 (1966-01-01), Bernardi etal.
patent: 3232942 (1966-02-01), Hofmann et al.
patent: 3755328 (1973-08-01), Stadder et al.
patent: 3879554 (1975-04-01), Temperilli
patent: 3966739 (1976-06-01), Bernardi et al.
Troxler et al; Helv. Chim. Acta; vol. 40, p. 2160-2170 (1957).

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