Androstane

Androstane
Names
	IUPAC name 5ξ-Androstane
	Systematic IUPAC name (3aS,3bS,5aΞ,9aS,9bS,11aS)-9a,11a-Dimethylhexadecahydro-1H-cyclopenta[a]phenanthrene
	Other names Etioallocholane; 10β,13β-Dimethylgonane
Identifiers
CAS Number	24887-75-0 ; 438-22-2 (5α) ; 438-23-3 (5β) ;
3D model (JSmol)	Interactive image; Interactive image;
ChEBI	CHEBI:35509 ;
ChemSpider	5256872 ;
PubChem CID	94144;
UNII	KT649U81FE (5α) ;
CompTox Dashboard (EPA)	DTXSID40179587 ;
	InChI InChI=1S/C19H32/c1-18-11-5-7-16(18)15-9-8-14-6-3-4-12-19(14,2)17(15)10-13-18/h14-17H,3-13H2,1-2H3/t14?,15-,16-,17-,18-,19-/m0/s1 Key: QZLYKIGBANMMBK-FZFXZXLVSA-N ;
	SMILES C[C@@]12[C@](CCC2)([H])[C@]3([H])CCC4([H])CCCC[C@]4(C)[C@@]3([H])CC1; C3C1CCCC[C@@]1([C@H]2CC[C@]4([C@H]([C@@H]2C3)CCC4)C)C;
Properties
Chemical formula	C19H32
Molar mass	260.465 g·mol−1
Density	0.95 g/ml
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Androstane is a C19 steroidal hydrocarbon with a gonane core. Androstane can exist as either of two isomers, known as 5α-androstane and 5β-androstane.

5α-Androstane
5β-Androstane