4-Dehydroepiandrosterone

4-Dehydroepiandrosterone
Names
	IUPAC name 3β-Hydroxyandrost-4-en-17-one
	Systematic IUPAC name (3aS,3bR,7S,9aR,9bS,11aS)-7-Hydroxy-9a,11a-dimethyl-2,3,3a,3b,4,5,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-cyclopenta[a]phenanthren-1-one
	Other names Androst-4-en-3β-ol-17-one
Identifiers
CAS Number	571-44-8 ;
3D model (JSmol)	Interactive image; Interactive image;
ChEMBL	ChEMBL1077603 ;
ChemSpider	8123501 ;
PubChem CID	9947889;
UNII	8U3PGO66GQ ;
CompTox Dashboard (EPA)	DTXSID50433223 ;
	InChI InChI=1S/C19H28O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h11,13-16,20H,3-10H2,1-2H3/t13-,14-,15-,16-,18-,19-/m0/s1 Key: VMYTXBKVYDESSJ-USOAJAOKSA-N ;
	SMILES O=C1CC[C@@]2([H])[C@]3([H])CCC4=C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@@]21C; O=C4[C@]3(CC[C@@H]2[C@@]1(C(=C/[C@@H](O)CC1)\CC[C@H]2[C@@H]3CC4)C)C;
Properties
Chemical formula	C19H28O2
Molar mass	288.431 g·mol−1
	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

4-Dehydroepiandrosterone (4-DHEA) is a steroid that is an isomer of 5-dehydroepiandrosterone.

4-DHEA has been prepared by laboratory synthesis.