The 11-Ketotestosterone, with the CAS registry number 50-67-9, is also known as 4-Androsten-17β-ol-3,11-dione. It belongs to the product categories of Intermediates & Fine Chemicals; Metabolites & Impurities; Pharmaceuticals; Steroids. This chemical's molecular formula is C₁₉H₂₆O₃ and molecular weight is 302.41. What's more, its systematic name is (17β)-17-Hydroxyandrost-4-ene-3,11-dione. This chemical is used as a metabolite of Adrenosterone.

Physical properties of 11-Ketotestosterone are: (1)ACD/LogP: 1.296; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.30; (4)ACD/LogD (pH 7.4): 1.30; (5)ACD/BCF (pH 5.5): 5.69; (6)ACD/BCF (pH 7.4): 5.69; (7)ACD/KOC (pH 5.5): 120.86; (8)ACD/KOC (pH 7.4): 120.86; (9)#H bond acceptors: 3; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 54.37 Å²; (13)Index of Refraction: 1.569; (14)Molar Refractivity: 83.229 cm³; (15)Molar Volume: 253.886 cm³; (16)Polarizability: 32.995×10^-24cm³; (17)Surface Tension: 48.2 dyne/cm; (18)Density: 1.191 g/cm³; (19)Flash Point: 256.265 °C; (20)Enthalpy of Vaporization: 85.361 kJ/mol; (21)Boiling Point: 476.791 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

Preparation of 11-Ketotestosterone: this chemical can be prepared by androst-4-ene-3,11,17-trione. This reaction will need reagent NaBH₄ and solvents methanol, pyridine. The yield is about 67%.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C2C[C@]4([C@H]([C@@H]3CC\C1=C\C(=O)CC[C@]1(C)[C@@H]23)CC[C@@H]4O)C
(2)Std. InChI: InChI=1S/C19H26O3/c1-18-8-7-12(20)9-11(18)3-4-13-14-5-6-16(22)19(14,2)10-15(21)17(13)18/h9,13-14,16-17,22H,3-8,10H2,1-2H3/t13-,14-,16-,17+,18-,19-/m0/s1
(3)Std. InChIKey: WTPMRQZHJLJSBO-XQALERBDSA-N