Estra-4,9,11-triene-3,17-dione

Estra-4,9,11-triene-3,17-dione is a prohormone to trenbolone, a steroid growth promotor administered to beef cattle and reportedly abused by athletes. Estra-4,9,11-triene-3,17-dione is classified as a Schedule III controlled substance in the United States. This compound is intended for forensic and research purposes only.Formal Name: estra-4,9,11-triene-3,17-dione. CAS Number: 4642-95-9. Molecular Formula: C18H20O2. Formula Weight: 268.4. Purity: >98%. Formulation: (Request formulation change), A crystalline solid. Solubility: DMF: 30 mg/ml, DMF:PBS(pH 7.2)(1:1): 0.5 mg/ml, DMSO: 20 mg/ml, Ethanol: 10 mg/ml. lambdamax: 234, 335 nm. SMILES: O=C1CC[C@@]2([H])[C@]3([H])CCC4=CC(CCC4=C3C=C[C@@]21C)=O. InChi Code: InChI=1S/C18H20O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h8-10,15-16H,2-7H2,1H3/t15-,16+,18+/m1/s1. InChi Key: KBSXJBBFQODDTQ-RYRKJORJSA-N.