23-Hydroxy-3-oxo-24-norchola-4,17(20)-dien-21-oic acid .gamma.-lactone and intermediates thereto
AssigneeG. D. Searle & Co.
InventorWalter R. Benn
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Abstract
23-Hydroxy-3-oxo-24-norchola-4,17(20)-dien-21-oic acid .gamma.-lactone, intermediates thereto, and antiviral utility thereof are disclosed.
Claims7
A compound which is 23-hydroxy-3-oxo-24-norchola-4,17(20)-dien-21-oic acid .gamma.-lactone.
A compound of the formula ##STR7## wherein M represents sodium or hydrogen.
A compound which is 20-cyano-3-oxopregna-4,17(20)-diene-21-carboxylic acid.
A compound of the formula ##STR8## wherein R represents hydrogen or methyl.
A compound which is 3,21-dioxo-14.alpha.-carda-4,17(20)-dienolide.
A compound of the formula ##STR9## wherein R represents hydrogen or acetyl.
A compound which is 3.xi.,23-dihydroxy-24-norchola-4,17(20)-dien-21-oic acid .gamma.-lactone.
Dependencies are inferred from the claim text.