- Product Name 6-KETOCHOLESTANOL
- cas 1175-06-0
- purity 99%
Pharmaceutical
Buy cost-effective 99% pure 6-KETOCHOLESTANOL 1175-06-0 now
- Molecular Formula: C27H46O2
- Molecular Weight: 402.661
- Appearance/Colour: WHITE TO SLIGHTLY YELLOW FINE CRYSTALLINE POWDER
- Melting Point: 140-142 °C
- Refractive Index: 1.4480 (estimate)
- Boiling Point: 501.3 °C at 760 mmHg
- Flash Point: 212.4 °C
- PSA： 37.30000
- Density: 1 g/cm3
- LogP: 6.64760
6-KETOCHOLESTANOL(Cas 1175-06-0) Usage
InChI:InChI=1/C27H46O2/c1-17(2)8-6-9-18(3)20-12-13-21-19-16-24(28)23-10-7-11-25(29)27(23,5)22(19)14-15-26(20,21)4/h17-23,25,29H,6-16H2,1-5H3/t18-,19+,20-,21+,22+,23?,25?,26-,27-/m1/s1
1175-06-0 Relevant articles
A Novel Method for Preparation of Steroidal Ketoximes from Nitroolefins
Habib, Rubina,Husain, Mubarak,Husain, Mashkoor,Khan, Naseem H.
, p. 801 (2007/10/02)
Steroidal 6-nitroolefins (I-IV) undergo ...
Steroids. III. Alumina induced reactions of steroidal oxime acetates
Onda,Takeuchi
, p. 1287 - 1290 (2007/10/15)
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The HNO2-deamination of 5-alpha-amine-steroids
Snatzke,Veithen
, p. 159 - 175 (2007/10/11)
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1175-06-0 Process route
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1175-06-0,5837-32-1,6579-82-4,21513-78-0,70223-10-8,115792-29-5
3β-hydroxy-(5α)-cholestan-6-one
Conditions
| Conditions | Yield |
|---|---|
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Cholesterol, HNO3, Zn, HOAc;
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5α-Cholestan-3.6-dion (5), Al2O3/Isopropanol;
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Epoxid VI, BF3-Etherat;
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Bildung1: 5β,6β-Epoxy-3β-hydroxy-cholestan (II), Reaktionsprodukt aus Bromessigsaeure-ethylester und Zink, Benzol, Δ;
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Bildung2: 5β,6β-Epoxy-3β-hydroxy-cholestan (II), MgBr2, Ether-Benzol, Siedetemperatur;
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(yield)Bildung1: 48 percent Bildung2: 22 percent;
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5α,6α-Epoxy-3β-hydroxy-cholestan (I), Reaktionsprodukt aus Bromessigsaeure-ethylester und Zink, Benzol, Δ (neben 38 percent 3β-Hydroxy-5β-cholestan-6-on (IV));
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(yield)17 percent;
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Isomerisierung von 3β-Hydroxy-5β-cholestan-6-on (IV) an alkal. Al2O3;
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1175-06-0,5837-32-1,6579-82-4,21513-78-0,70223-10-8,115792-29-5
3β-hydroxy-5α-cholestan-6-one
Conditions
| Conditions | Yield |
|---|---|
|
A: aus 5,6α-Epoxy-5α-cholestanol-(3β) und BF3-Etherat in Bzl.;
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(yield)zu Prep. A: 4.5percent;
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B: aus 3β-Hydroxy-5β-cholestan-6-on durch Isomerisierung an Silicagel;
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aus 5β,6β-Epoxy-cholestan-3β-ol mit MgBr2 in sd. Bzl.-Ae.;
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(yield)22percent;
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aus 5α-Cholestandion-(3.6), NaBH4;
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aus 5-Amino-5α-cholestan-3β,6β-diol mit NaNO2-Essigsaeure in Spuren;
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aus 5-Amino-3β,6β-diacetoxy-5α-cholestan, 1. NaNO2-Essigsaeure, Dioxan, 2. alkal. Hydrolyse;
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1175-06-0 Upstream products
-
986-48-1
(5S,10R,13R,17R)-17-((R)-1,5-Dimethyl-hexyl)-3-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-6-one oxime
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82048-76-8
(10R,13R,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-6-nitro-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol
1175-06-0 Downstream products
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2953-37-9
3β,5α-Dihydroxy-cholestan-6-on
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