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ChemicalBook CAS DataBase List Adrenosterone
382-45-6

Adrenosterone synthesis

4synthesis methods
-

Yield:382-45-6 90%

Reaction Conditions:

with chromium(VI) oxide in water;acetic acid for 1.5 h;

Steps:

7a.2 Step 2:
A solution of chromium trioxide (0.364 g, 3.64mmol) in water (lmL) was added drop wise to a solution of compound [10] (1 g, 3.31mmol) in acetic acid (30ml). The reaction was stirred for 1.5 hr and quenched by the addition of methanol (30mL) while stirring for 0.5 hr. The mixture was concentrated by rotovap at 70°C, dissolved in ethyl acetate/methanol, washed with saturated sodium bicarbonate and brine, dried over sodium sulfate and concentrated to give compound [11] as an off white solid (0.9g) with 90% yield.MS (ESI) m z (M+H+) 301.

References:

SPHAERA PHARMA PVT. LTD.;DUGAR, Sundeep;MAHAJAN, Dinesh;SCHREINER, George, Frederick WO2016/13030, 2016, A2 Location in patent:Page/Page column 50; 51

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