1,9-Dihydroxyoctahydrophenanthrenes and intermediates therefor

Details 1,9-Dihydroxyoctahydrophenanthrenes and intermediates therefor 1,9-Dihydroxyoctahydrophenanthrenes and intermediates therefor

1979-09-24

1981-05-19

Helfin, Bernard

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

Organic compounds

Oxygen containing

560108, 560255, 568 31, 568 37, 568 41, C07C 49733, C07C 6978

Patent

active

042686920

ABSTRACT:
Compounds of the formula ##STR1## wherein R.sub.1 is hydrogen, benzyl, benzoyl, alkanoyl of 1 to 5 carbon atoms or --CO--(CH.sub.2).sub.p --NR'R" wherein p is 0 or an integer from 1 to 4; each of R' and R" when taken individually is hydrogen or alkyl of 1 to 4 carbon atoms; R' and R" when taken together with the nitrogen to which they are attached form a 5- or 6-membered heterocyclic ring selected from piperidino, pyrollo, pyrrolidino, morpholino and N-alkylpiperazino having from 1 to 4 carbon atoms in the alkyl group;

REFERENCES:
patent: 3681407 (1972-08-01), Los
patent: 3736345 (1973-05-01), Los
Boyakhchyan et al., Chem. Abst., vol. 79, #146361w (1973).

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