Steroids and their preparation

Details Steroids and their preparation Steroids and their preparation

1978-03-30

1979-08-21

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

26023955R, 2603973, 2603974, C07J 900

Patent

active

041653262

ABSTRACT:
Steroids of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, tetrahydropyranyl, trityl and trimethylsilyl, R.sub.1 is selected from the group consisting of hydrogen, acryl of an alkanoic acid of 1 to 5 carbon atoms and tetrahyropyranyl and the wavy line indicates that the OR.sub.1 group may be in either position about the carbon atom and a process and intermediates for their preparation which compounds are useful as intermediates to form novel tritium compounds of the formula ##STR2## wherein R and R.sub.1 have the above definition which are useful as intermediates for the production of (6,7-H.sup.3) 17.alpha.,21-dimethyl-19-nor-.DELTA..sup.4,9 -pregnadiene-3,20-dione.

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