Testolactone

Testolactone is a seco-androstane and a 3-oxo-Delta(1),Delta(4)-steroid. An antineoplastic agent that is a derivative of progesterone and used to treat advanced breast cancer. Testolactone is an Aromatase Inhibitor. The mechanism of action of testolactone is as an Aromatase Inhibitor. The directory classifies it as a discontinued API with a semi-synthetic source/manufacturing origin. Other names for this substance include Teslac, Teolit and Fludestrin. It is listed as a controlled drug substance (Schedule III). Its PubChem CID is 13769.

CAS No 968-93-4
Molecular Formula C19H24O3
Molecular Weight 300.4 g/mol
Synonyms (4aS,4bR,10aR,10bS,12aS)-10a,12a-dimethyl-4,4a,4b,5,6,10b,11,12-octahydro-3H-naphtho[2,1-f]chromene-2,8-dione

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