The Nomenclature of Steroids
Recommendations 1989

3S-appendix

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Selected international non-proprietary names (INNs) of steroids

INN Chemical name Molecular formula

Acrihellin 5,14-dihydroxy-3[beta]-[(3-methylcrotonoyl)oxy]-19-oxo-5[beta]-bufa-20,22-dienolide C29H38O7

Actodigin 3[beta]-([beta]-D-glucopyranosyloxy)-14-hydroxy-24-nor-5[beta],14[beta]-chol-20(2)-eno-21,23-lactone C29H44O9

Alfacalcidol (5Z,7E)-(1S,3R)-9,10-secocholesta-5,7,10(19)-triene-,3-diol C27H44O2

Betamethasone 9-fluoro-11[beta],17,21-trihydroxy-16[beta]-methylpregna-1,4-diene-3,20-dione C22H29FO5

Canrenone 3-oxo-17[alpha]-pregna-4,6-diene-21,17-carbolactone C22H28O3

Clomegestone 6-chloro-17-hydroxy-16[alpha]-methylpregna-4,6-diene-3,20-dione C22H29ClO3

Cyproterone 6-chloro-1[beta],2[beta]-dihydro-17-hydroxy-3'H-cyclopropa[1,2]pregna-4,6diene-3,20-dione C22H27ClO3

Dexamethasone 9-fluoro-11[beta],17,21-trihydroxy-16[alpha]-methylpregna-1,4-diene-3,20-dione C22H29FO5

Disogluside (25R)-3[beta]-([beta]-D-glucopyranosyloxy)spirost-5-ene C33H52O8

Ethinylestradiol 19-nor-17[alpha]-pregna-1,3,5(10)-trien-20-yne-3,17-diol C20H24O2

Fluazacort 21-acetoxy-9-fluoro-11[beta]-hydroxy-2'-methyl-16bH-oxazolo[5',4':16,17]pegna-1,4-diene-3,20-dione C25H30FNO6

Fluocortin 6[alpha]-fluoro-11[beta]-hydroxy-16[alpha]-methyl-3,20-dioxopregna-1,4-dien-21-oic acid C22H27FO5

Fusidic Acid (17Z)-ent-16[alpha]-acetoxy-3[beta],11[beta]-dihydroxy-4[beta],8,14-trimethyl-18-nor-5[beta],10[alpha]-cholesta-17(20),24-dien-21-oic acid C31H48O6

Gestrinone 17-hydroxy-18[alpha]-homo-19-nor-17[alpha]-pregna-4,9,11-trien-20-yn-3-one C21H24O2

Halometasone 2-chloro-6[alpha],9-difluoro-11[beta],17,21-trihydroxy-16[alpha]-methylpregna-1,4-diene-3,20-dione C22H27ClF2O5

Hydrocortisone 11[beta],17,21-trihydroxypregn-4-ene-3,20-dione C21H30O5

Mebolazine 17[beta]-hydroxy-2[alpha],17-dimethyl-5[alpha]-androstan-3-one azine C42H68N2O2

Medroxyprogesterone 17-hydroxy-6[alpha]-methylpregn-4-ene-3,20-dione C22H32O3

Meproscillarin 3[beta]-(6-deoxy-4-O-methyl-[alpha]-L-mannopyranosyloxy)-14-hydroxybufa-4,20,22-rienolide C31H44O8

Mespirenone 7[alpha]-acetylthio-15[alpha],16[alpha]-dihydro-3-oxo-3'H-cyclopropa[15,1]-17[alpha]-pregna-1,4-diene-21,17-carbolactone C25H30O4S

Mestranol 3-methoxy-19-nor-17[alpha]-pregna-1,3,5(10)-trien-20-yn-17-ol C21H26O2

Naflocort 9-fluoro-1',4'-dihydro-11[beta],21-dihydroxy-16bH-naphtho[2',3':16,17]prena-1,4-diene-3,20-dione C29H33FO4

Norenthisterone 17-hydroxy-19-nor-17[alpha]-pregn-4-en-20-yn-3-one C20H26O2

Norgesterone 17-hydroxy-19-nor-17[alpha]-pregna-5(10),20-dien-3-one C20H28O2

Norgestrel rac-17-hydroxy-18[alpha]-homo-19-nor-17[alpha]-pregn-4-en-20-yn-3-one C21H28O2

Oxandrolone 17[beta]-hydroxy-17[alpha]-methyl-2-oxa-5[alpha]-androstan-3-one C19H30O3

Oxymetholone 17[beta]-hydroxy-2-(hydroxymethylene)-17[alpha]-methyl-5[alpha]-androstan-3-one C19H28O3

Pancuronium bromide 1,1'-(3[alpha],17[beta]-diacetoxy-5[alpha]-androstane-2[beta],16[beta]-diyl)bis(-methylpiperidinium) dibromide C35H60Br2N2O4

Prednisolone 11[beta],17,21-trihydroxypregna-1,4-diene-3,20-dione C21H28O5

Prednisone 17,21-dihydroxypregna-1,4-diene-3,11,20-trione C21H26O5

Proscillardin 3[beta]-(6-deoxy-[alpha]-L-mannopyranosyloxy)-14-hydroxybufa-4,20,22-trienolide C30H42O8

Roxibolone 11[beta],17[beta]-dihydroxy-17[alpha]-methyl-3-oxoandrosta-1,4-diene-2-carboxylic acid C21H28O5

Spironolactone 7[alpha]-acetylthio-3-oxo-17[alpha]-pregn-4-ene-21,17-carbolactone C24H32O4S

Timobesone S-methyl 9-fluoro-11[beta],17[alpha]-dihydroxy-16[beta]-methyl-3-oxoandrosta-1,4-diene-17[beta]-carbothioate C22H29FO4S

Triamcinolone 9-fluoro-11[beta],16[alpha],17,21-tetrahydroxypregna-1,4-diene-3,20-dione C21H27FO6

Ursodeoxycholic acid 3[alpha],7[beta]-dihydroxy-5[beta]-cholan-24-oic acid C24H40O4


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