21-Norcholestane

21-Norcholestane
Names
	IUPAC name 21-Nor-5ξ-cholestane
	Systematic IUPAC name (1S,3aS,3bS,5aΞ,9aS,9bS,11aR)-9a,11a-Dimethyl-1-(5-methylhexyl)hexadecahydro-1H-cyclopenta[a]phenanthrene
Identifiers
3D model (JSmol)	Interactive image; (5α)-21-Norcholestane: Interactive image;
PubChem CID	15807965; 135072882 (5α)-21-Norcholestane;
	InChI 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;
	SMILES 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
Chemical formula	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). Infobox references

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

References

↑ 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.