3β-Hydroxy-17-oxo-5-androsten-7-one 7-(O-carboxymethyl)oxime synthesis

2synthesis methods

Product Name:3β-Hydroxy-17-oxo-5-androsten-7-one 7-(O-carboxymethyl)oxime
CAS Number:40573-87-3
Molecular formula:C21H29NO5
Molecular Weight:375.47

1449-61-2
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3β-Hydroxy-17-oxo-5-androsten-7-one 7-(O-carboxymethyl)oxime

40573-87-3
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Yield:-

Steps:

Multi-step reaction with 5 steps
1: 82 percent / NaBH₄ / methanol; ethyl acetate / 0.33 h / 0 °C
2: pyridine / 5 h / 60 °C
3: diethyl ether; methanol
4: 98 percent / Jones reagent / acetone / 0.17 h / Ambient temperature
5: 84 percent / aq. NaOH / tetrahydrofuran; methanol / 3 h / 42 °C

References:

Pouzar, Vladimir;Slavikova, Tereza;Cerny, Ivan [Collection of Czechoslovak Chemical Communications,1996,vol. 61,# 3,p. 404 - 412]

Androst-5-en-7-one, 3-(acetyloxy)-17-hydroxy-, (3β,17β)- (9CI)

55935-02-9
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40573-87-3
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References