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Title:
D-homopregnanes
Abstract:
D-homopregnanes of the formula ##STR1## wherein R.sup.6 is hydrogen, chloro, fluoro or methyl; X is .beta.-hydroxymethylene or carbonyl; R.sup.17a is hydroxy, lower alkanoyloxy or aroyloxy; R.sup.21 is hydrogen, chloro, fluoro, hydroxy, lower alkanoyloxy, aroyloxy, sulfate or phosphate; and the dotted line in the 1,2-position of the A-ring denotes an additional carbon-carbon bond And pharmaceutically acceptable salts thereof, processes for the preparation thereof and pharmaceutical compositions containing them as the active ingredient are disclosed. The D-homopregnanes of the present invention exhibit hormonal activity and are useful for the treatment of inflammation.
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Inventors:
Alig, Leo (Kaiseraugst, CH) Furst, Andor (Basel, CH) Muller, Marcel (Frenkendorf, CH) Kerb, Ulrich (Berlin, DE, US) Wiechert, Rudolf (Berlin, DE, US)
Application Number:
898070
Filing Date: 1978-04-20 Publication_date: 1978-12-26 Assignee:
Hoffman-La Roche Inc. (Nutley, NJ)
Primary Class(es):
558/178
546/263, 546/285, 558/92, 560/43, 560/61, 560/62, 560/64, 560/65, 560/107, 560/194, 560/257, 568/348, 568/372
Other Classes:
US Patent Ref:
| 3939193 | Feb, 1976 | Alig et al. | 260/586. | | 4036874 | Jul, 1977 | Alig et al. | 260/586. | | 4057561 | Nov, 1977 | Furst et al. | 260/586. |
Other Refs:
803462| Feb, 1974 | BE | | 2448662Apr, 1976 | DE | | | | | | | |
Other References:
Heller et al., Steroids 7, 381 (1966). |