Steroidal intermediates from the condensation product of dimethy

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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560119, C07C 6995

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active

041397134

ABSTRACT:
Tricyclic aromatic compounds of the formula ##STR1## including those wherein: (A) R.sub.1 is H, R.sub.2 is carbomethoxy, and R.sub.3 is methyl;

REFERENCES:
rice et al., Tetrahedron Letters 44, pp. 3767-3770, (Oct. 1975).
Weiss et al., Tetrahedron Letters 47, pp. 4885-4887, (1968).
Edwards et al., J. Org. Chem. 38, p. 2919 (1973).
Rice et al., Tetrahedron Letters 44, (Oct. 1975).

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