Bicycloalkane derivatives

Details Bicycloalkane derivatives Bicycloalkane derivatives

1976-12-27

1978-02-07

Morgenstern, Norman

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 4954

Patent

active

040727165

ABSTRACT:
Bicycloalkane derivatives of the formula ##STR1## WHEREIN N IS 1 OR 2, R.sub.1 is lower alkyl, X is carbonyl or free or etherified hydroxymethylene, and Y is --S--R.sub.2, --SO.sub.m --R.sub.2, or ##STR2## wherein m is 1 or 2, R.sub.2 is alkyl, R.sub.3 is hydrogen or lower alkyl, R.sub.4 is aliphatic acyl and Z is nitro, lower alkanoyl, lower alkylsulfinyl, or lower alkylsulfonyl are useful intermediates in the total synthesis of steroids. The compounds are prepared by reacting a corresponding compound lacking the CH.sub.2 Y substituent with formaldehyde and a mercaptan or a sulfinic acid, followed if desired by oxidation and optional salt condensation.

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patent: 3925478 (1975-12-01), Hajos
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