2523. Coprostane

Nomenclature

CAS number: 481-20-9
5β-Cholestane; pseudocholestane.
C27H48; mol wt 372.67.
C 87.02%, H 12.98%.

Description and 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.

Chemical structure

Properties

Needles from alcohol, mp 72°. [α]D11 +25.1° (c = 2 in CHCl3). nD88 1.4884. Freely soluble in ether, chloroform; slightly in abs alcohol.