5-α-cholestan-3-β-ol

Name	5-α-cholestan-3-β-ol
Synonyms	80-97-7 cholestan-3-ol BETA-CHOLESTANOL Dihydrocholesterin Cholestan-3beta-ol 5alpha-Cholestanol 5-α-cholestan-3-β-ol 5alpha-Dihydrocholesterol (3beta,5alpha)-cholestan-3-o Cholestan-3-ol, (3beta,5alpha)- β-Cholestanol (contains α-Cholestanol)
CAS	80-97-7
EINECS	201-315-8
InChI	InChI=1/C27H48O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h18-25,28H,6-17H2,1-5H3/t19-,20?,21?,22+,23-,24+,25+,26+,27-/m1/s1

Molecular Formula	C27H48O
Molar Mass	388.68
Density	0.9506 (rough estimate)
Melting Point	138-142°C
Boling Point	454.32°C (rough estimate)
Specific Rotation(α)	D22 +24.2° (c = 1.3 in chloroform)
Flash Point	190.677°C
Water Solubility	Insoluble in water.
Solubility	Insoluble in water.
Vapor Presure	0mmHg at 25°C
Appearance	Heavy liquid colorless liquid or solid (below 50 °F).
Merck	14,2200
BRN	2418594
pKa	15.14±0.70(Predicted)
Storage Condition	-20°C
Stability	Stable. Combustible. Incompatible with strong oxidizing agents.
Refractive Index	1.5250 (estimate)
MDL	MFCD00066413
In vitro study	5α-Cholestan-3β-ol is derived from cholesterol by the action of intestinal microorganisms. It is known to induce the formation of gall stones in rabbits in the presence of sodium ions. 5α-Cholestan-3β-ol is used as a standard in lipid analysis using HPLC.

Hazard Symbols	Xn - Harmful
Risk Codes	R22 - Harmful if swallowed R38 - Irritating to the skin R40 - Limited evidence of a carcinogenic effect R48/20/22 - R67 - Vapors may cause drowsiness and dizziness R36/38 - Irritating to eyes and skin. R20 - Harmful by inhalation R63 - Possible risk of harm to the unborn child
Safety Description	S24/25 - Avoid contact with skin and eyes. S36/37 - Wear suitable protective clothing and gloves. S22 - Do not breathe dust. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
UN IDs	UN 1888 6.1/PG 3
WGK Germany	3
RTECS	FZ6350000
TSCA	Yes
HS Code	2906 13 10

NIST chemical information	information provided by: webbook.nist.gov (external link)
EPA chemical substance information	information provided by: ofmpeb.epa.gov (external link)
biological activity	dihydrocholester OL (Beta-Cholestanol, Zymostanol, 5alpha-Cholestanol) is a cholesterol derivative, which exists in human excreta, gallstones, fertilized eggs and other biological substances.

Last Update：2024-04-09 02:00:12

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