Metabolomics Structure Database

MDLMOL SDF CSV TSV

MW REGNO:	35307
Common Name:	17-Epiestriol
Systematic Name:	(8R,9S,13S,14S,16R,17S)-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,16,17-triol
Synonyms:	[PubChem Synonyms]
Exact Mass:	288.1725 (neutral)    Calculate m/z: (Choose adduct) [M+H]+ [M+H-H2O]+ [M.]+ [M+2H]2+ [M+3H]3+ [M+4H]4+ [M+K]+ [M+2K]2+ [M-H+2K]+ [M+Na]+ [M+2Na]2+ [M-H+2Na]+ [M+Li]+ [M+2Li]2+ [M+NH4]+ [M-H]- [M-2H]2- [M-3H]3- [M-4H]4- [M+Cl]- [M+OAc]- [M+HCOO]- M(neutral)
Formula:	C18H24O3
InChIKey:	PROQIPRRNZUXQM-PNVOZDDCSA-N
LIPID MAPS Category:	Sterol Lipids [ST]
LIPID MAPS mainclass:	Steroids [ST02]
LIPID MAPS subclass:	C18 steroids (estrogens) and derivatives [ST0201]
SMILES:	C[C@]12CC[C@@H]3c4ccc(cc4CC[C@H]3[C@@H]1C[C@H]([C@H]2O)O)O
Studies:	-

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All Database Links Calculated Properties Human Pathways

External database links:

PubChem CID:	256737
LIPID MAPS ID:	LMST02010049
CHEBI ID:	42156
HMDB ID:	HMDB0000356
EPA CompTox DB:	DTXCID50209142

Calculated physicochemical properties (?):

Heavy Atoms:	21
Rings:	4
Aromatic Rings:	1
Rotatable Bonds:	0
van der Waals Molecular volume:	278.07 Å3 molecule-1
Toplogical Polar Sufrace Area:	60.69 Å2 molecule-1
Hydrogen Bond Donors:	3
Hydrogen Bond Acceptors:	3
logP:	3.15
Molar Refractivity:	81.14
Fraction sp3 Carbons:	0.67
sp3 Carbons:	12

References

LIPID MAPS classification: "Update of the LIPID MAPS comprehensive classification system for lipids", Fahy E, Subramaniam S, Murphy RC, Nishijima M, Raetz CR, Shimizu T, Spener F, van Meer G, Wakelam MJ, and Dennis EA, J. Lipid Res. (2009) 50: S9-S14. DOI: 10.1194/jlr.R800095-JLR200
ClassyFire classification: "ClassyFire: automated chemical classification with a comprehensive, computable taxonomy", Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS, J. Cheminformatics (2016) 8:61. DOI: 10.1186/s13321-016-0174-y
NPClassifier classification: "NPClassifier: A Deep Neural Network-Based Structural Classification Tool for Natural Products", Kim HW, Wang M, Leber CA, Nothias LF, Reher R, Kang KB, van der Hooft JJJ, Dorrestein PC, Gerwick WH and Cottrell GW. J Nat Prod. 2021 Nov 26;84(11):2795-2807.DOI: 10.1021/acs.jnatprod.1c00399.