Coprostane

Title: Coprostane
CAS Registry Number: 481-20-9
CAS Name: 5b-Cholestane
Additional Names: pseudocholestane
Molecular Formula: C27H48
Molecular Weight: 372.67
Percent Composition: C 87.02%, H 12.98%
Literature References: The cis-decalin homolog of cholestane. Prepn: Wieland, Jacobi, Ber. 59, 2064 (1926); Young et al., J. Am. Chem. Soc. 81, 1452 (1959); Dart, Henbest, J. Chem. Soc. 1960, 3563; Nickon, Bagli, J. Am. Chem. Soc. 83, 1498 (1961); Caglioti, Grasselli, Chem. Ind. (London) 1964, 153.
Properties: Needles from alcohol, mp 72°. [a]D11 +25.1° (c = 2 in CHCl3). nD88 1.4884. Freely soluble in ether, chloroform; slightly in abs alcohol.
Melting point: mp 72°
Optical Rotation: [a]D11 +25.1° (c = 2 in CHCl3)
Index of refraction: nD88 1.4884
Coprosterol Coptine Coptis Cord Factor(s) Coriamyrtin