Protostane

Protostane
Names
	IUPAC name Protostane
	Systematic IUPAC name (1R,3aS,3bS,5aS,9aS,9bS,11aS)-3a,3b,6,6,9a-Pentamethyl-1-[(2R)-6-methylheptan-2-yl]hexadecahydro-1H-cyclopenta[a]phenanthrene
Identifiers
CAS Number	70050-78-1 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:36483;
ChemSpider	7827639;
PubChem CID	9548716;
UNII	7F8LXZ75AX ;
CompTox Dashboard (EPA)	DTXSID601337032 ;
	InChI InChI=1S/C30H54/c1-21(2)11-9-12-22(3)23-15-19-29(7)24(23)13-14-26-28(6)18-10-17-27(4,5)25(28)16-20-30(26,29)8/h21-26H,9-20H2,1-8H3/t22-,23-,24+,25+,26+,28+,29+,30+/m1/s1 Key: OORMXZNMRWBSTK-XJIBWFFZSA-N;
	SMILES C[C@H](CCCC(C)C)[C@H]1CC[C@]2([C@H]1CC[C@@H]3[C@@]2(CC[C@@H]4[C@@]3(CCCC4(C)C)C)C)C;
Properties
Chemical formula	C30H54
Molar mass	414.762 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

Protostane is a tetracyclic triterpene, its natural distribution is primarily limited to the genus Alisma. It is so named because it is considered to be the "prototype" of steroids.^[2]

References

^ International Union of Pure and Applied Chemistry (2014). Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013. The Royal Society of Chemistry. p. 1539. doi:10.1039/9781849733069. ISBN 978-0-85404-182-4.
^ Zhao M, Gödecke T, Gunn J, Duan JA, Che CT (2013). "Protostane and Fusidane Triterpenes: A Mini-Review". Molecules. 18 (4): 4054–4080. doi:10.3390/molecules18044054. PMC 3901436. PMID 23563857.

[1] International Union of Pure and Applied Chemistry (2014). Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013. The Royal Society of Chemistry. p. 1539. doi:10.1039/9781849733069. ISBN 978-0-85404-182-4.

[2] Zhao M, Gödecke T, Gunn J, Duan JA, Che CT (2013). "Protostane and Fusidane Triterpenes: A Mini-Review". Molecules. 18 (4): 4054–4080. doi:10.3390/molecules18044054. PMC 3901436. PMID 23563857.

[1]

[2]

v t e Tetracyclics
Classes	Polyketides Tetracenes Steroids
Antibiotics	Tetracyclines Tetracycline Chlortetracycline Demeclocycline Doxycycline Eravacycline Lymecycline Minocycline Omadacycline Oxytetracycline Rolitetracycline Sarecycline Glycylcyclines Tigecycline Triterpenes Fusidanes Fusidic acid Helvolic acid Cephalosporin P₁
Antidepressants (TeCAs)	Azipramine Ciclopramine Esmirtazapine Mianserin Mirtazapine Naranol Oxaprotiline Setiptiline
Steroids	Gonanes Steranes Cholane Cholestane Ergostane Sex hormone steroids Androstanes Androstenediol Dehydroepiandrosterone Testosterone Estranes Estetrol Estradiol Estriol Estrone Pregnanes Progestogens Progesterone Progestins Acetomepregenol Chlormadinone acetate Danazol Delmadinone acetate Etonogestrel Gestodene Hydroxyprogesterone caproate Levonorgestrel Norethisterone Norgestrel Segesterone acetate Tibolone Corticosteroids Cortisone Cortisol Prednisone Prednisolone Aldosterone Allopregnanes Norpregnane Retropregnane Sterols Phytosterols Campesterol beta-Sitosterol Ergosterols Secosteroids Ergocalciferol Cholecalciferol Cholesterol Stanol esters Triterpenes Cycloartane Cucurbitacins Cucurbitane Dammarane Euphane Lanostane Protostane

See also

References