21-Norcholestane

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21-Norcholestane
21-Norcholestane.svg
Names
Preferred IUPAC name
(1S,3aS,3bS,5aΞ,9aS,9bS,11aR)-9a,11a-Dimethyl-1-(5-methylhexyl)hexadecahydro-1H-cyclopenta[a]phenanthrene
Identifiers
3D model (JSmol)
  • InChI=1S/C26H46/c1-19(2)9-5-6-10-21-13-15-23-22-14-12-20-11-7-8-17-25(20,3)24(22)16-18-26(21,23)4/h19-24H,5-18H2,1-4H3/t20-,21-,22-,23-,24-,25-,26+/m0/s1
    Key: NJAGGVRNPGTXRG-JGWBXBOGSA-N
  • InChI=1S/C26H46/c1-19(2)9-5-6-10-21-13-15-23-22-14-12-20-11-7-8-17-25(20,3)24(22)16-18-26(21,23)4/h19-24H,5-18H2,1-4H3/t20?,21-,22-,23-,24-,25-,26+/m0/s1
    Key: NJAGGVRNPGTXRG-ALEVNZSUSA-N
  • CC(C)CCCC[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4[C@@]3(CCCC4)C)C
  • (5α)-21-Norcholestane: CC(C)CCCC[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@H]4[C@@]3(CCCC4)C)C
Properties
C26H46
Molar mass 358.654 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

21-Norcholestane, or 17β-Isoheptylandrostane is a 26-carbon (C26) sterane, found in eogene lacustrine sediments.[1]


See also[edit]

References[edit]

  1. ^ Bao JP, Li MW (2001). "Unprecedented occurrence of novel C26–C28 21-norcholestanes and related triaromatic series in evaporitic lacustrine sediments". Organic Geochemistry. 32 (8): 1031–1036. doi:10.1016/S0146-6380(01)00060-2. PMID 27494664.