Any oxo steroid where an oxo substituent is located at position 3.
| Member | Definition | Role |
|---|
| 18-hydroxycorticosterone | A 18-hydroxy steroid that is corticosterone substituted by a hydroxy group at position 18. | 18-hydroxycorticosterone |
| 19-hydroxy-4-androstene-3,17-dione | | 19-hydroxyandrost-4-ene-3,17-dione |
| 19-norandrostenedione | | 19-Norandrostenedione |
| 3-dehydroecdysone | | 3-dehydroecdysone |
| 4alpha-methylergosta-8,24(28)-dien-3,7,11-trione-26-oic acid | A steroid acid that is ergosta-8,24(28)-dien-26-oic acid substituted by a methyl group at position 4 and oxo groups at positions 3, 7 and 11 (the 4alpha,5alpha stereoisomer). Isolated from Antrodia cinnamomea and Antrodia camphorata, it exhibits cytotoxic and anti-inflammatory activity. | zhankuic acid A |
| androst-16-en-3-one | An androstanoid that is 5alpha-androst-16-ene substituted by an oxo group at position 3. It is a steroid pheromone found in high concentrations in the saliva of male pigs,. | 5alpha-androst-16-en-3-one |
| finasteride | An aza-steroid that is a synthetic drug for the treatment of benign prostatic hyperplasia. | finasteride |
| metribolone | A synthetic non-aromatisable androgen and anabolic steroid. It binds strongly to the androgen receptor and has therefore also been used as an affinity label for this receptor in the prostate and in prostatic tumors. | 17beta-hydroxy-17-methylestra-4,9,11-trien-3-one |
| oxandrolone | | oxandrolone |
| testosterone 17-glucosiduronate | A steroid glucosiduronic that is testosterone carrying a glucosiduronic acid residue at position 17. | testosterone 17-glucosiduronic acid |