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CAS No 313-04-2 , Cholesta-5,24-dien-3-ol,(3b)-

  • Name: Cholesta-5,24-dien-3-ol,(3b)-
  • Synonyms: 24,25-Dehydrocholesterol; NSC 226126;Cholesta-5,24-dien-3-ol,(3b)-; Desmosterol; 24-Dehydrocholesterol;Cholesta-5,24-dien-3b-ol (8CI);
  • CAS Registry Number:
  • Melting Point: 121.5ºC
  • Density: 1 g/cm3
  • Refractive index: 1.535
  • Water Solubility: CLEAR COLORLESS SOLUTION AT 20 MG/ML OF CHLOROFORM
  • EINECS: 206-236-2
  • Molecular Weight: 384.6377
  • InChI: InChI=1/C27H44O/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/h7,9,19,21-25,28H,6,8,10-17H2,1-5H3/t19-,21+,22+,23-,24+,25+,26+,27-/m1/s1
  • Molecular Formula: C27H44 O
  • Molecular Structure:CAS No:313-04-2 Cholesta-5,24-dien-3-ol,(3b)-

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313-04-2 Cholesta-5,24-dien-3-ol,(3b)-

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References of Cholesta-5,24-dien-3-ol,(3b)-
Title: Desmosterol
CAS Registry Number: 313-04-2
CAS Name: 3b-Cholesta-5,24-dien-3-ol
Synonyms: 24-dehydrocholesterol; desmesterol
Molecular Formula: C27H44O
Molecular Weight: 384.64
Percent Composition: C 84.31%, H 11.53%, O 4.16%
Literature References: Has been isolated from chick embryos and the skin of rats: Stokes et al., J. Biol. Chem. 220, 415 (1956). From barnacles: Fagerlund, Idler, J. Am. Chem. Soc. 79, 6473 (1957); from red algae: Idler et al., Steroids 11, 465 (1968). Synthesis: Dasgupta et al., J. Org. Chem. 39, 1658 (1974); M. A. Apfel, ibid. 43, 2284 (1978). Stereospecific synthesis: M. Koreeda et al., ibid. 45, 1172 (1980); S. Takano et al., Chem. Commun. 1983, 760.
Properties: Platelets from methanol, mp 121.5°, also reported as 119-119.5°. [a]D27 -41.0° (c = 1 in chloroform).
Melting point: mp 121.5°, also reported as 119-119.5°
Optical Rotation: [a]D27 -41.0° (c = 1 in chloroform)