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Details

Stereochemistry ABSOLUTE
Molecular Formula C21H32O2
Molecular Weight 316.4776
Optical Activity UNSPECIFIED
Defined Stereocenters 7 / 7
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of 3,20-PREGNANEDIONE

SMILES

[H][C@@]12CC[C@H](C(C)=O)[C@@]1(C)CC[C@@]3([H])[C@@]2([H])CC[C@]4([H])CC(=O)CC[C@]34C

InChI

InChIKey=XMRPGKVKISIQBV-XWOJZHJZSA-N
InChI=1S/C21H32O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h14,16-19H,4-12H2,1-3H3/t14-,16+,17-,18+,19+,20+,21-/m1/s1

HIDE SMILES / InChI

Molecular Formula C21H32O2
Molecular Weight 316.4776
Charge 0
Count
Stereochemistry ABSOLUTE
Additional Stereochemistry No
Defined Stereocenters 7 / 7
E/Z Centers 0
Optical Activity UNSPECIFIED

Approval Year

PubMed

PubMed

TitleDatePubMed
The pregnane X receptor: a promiscuous xenobiotic receptor that has diverged during evolution.
2000 Jan
Orphan nuclear receptors constitutive androstane receptor and pregnane X receptor share xenobiotic and steroid ligands.
2000 May 19
Developmental changes in progesterone biosynthesis and metabolism in the quail brain.
2001 Apr 13
The nuclear pregnane X receptor: a key regulator of xenobiotic metabolism.
2002 Oct
Specificity of human alcohol dehydrogenase 1C*2 (gamma2gamma2) for steroids and simulation of the uncompetitive inhibition of ethanol metabolism.
2003 Feb 1
A PXR reporter gene assay in a stable cell culture system: CYP3A4 and CYP2B6 induction by pesticides.
2004 Dec 15
Modulation of the firing activity of female dorsal raphe nucleus serotonergic neurons by neuroactive steroids.
2004 Jul
Insight into the mechanism of action of neuroactive steroids.
2004 Jul
Identification of 3beta,5beta-tetrahydroprogesterone, a progesterone metabolite, and its stimulatory action on preoptic neurons in the avian brain.
2004 May 8
Metabolites of progesterone and the pregnane X receptor: a novel pathway regulating uterine contractility in pregnancy?
2005 Apr
5 Beta-dihydroprogesterone and steroid 5 beta-reductase decrease in association with human parturition at term.
2005 Jul
Plasma concentrations of neuroactive steroids before and after electroconvulsive therapy in major depression.
2005 Jun
Oestrogen and testosterone modulate the firing activity of dorsal raphe nucleus serotonergic neurones in both male and female rats.
2005 Mar
3alpha-reduced neuroactive steroids and their precursors during pregnancy and the postpartum period.
2005 Nov
Molecular cloning and heterologous expression of progesterone 5beta-reductase from Digitalis lanata Ehrh.
2006 Feb
Influence of mirtazapine on plasma concentrations of neuroactive steroids in major depression and on 3alpha-hydroxysteroid dehydrogenase activity.
2006 Mar
Crystallization and preliminary crystallographic analysis of selenomethionine-labelled progesterone 5beta-reductase from Digitalis lanata Ehrh.
2006 Mar 1
Regulation of vascular tone during pregnancy: a novel role for the pregnane X receptor.
2007 Feb
In silico prediction of pregnane X receptor activators by machine learning approaches.
2007 Jan
Circulating levels of pregnanolone isomers during the third trimester of human pregnancy.
2007 Jun-Jul
The crystal structure of human Delta4-3-ketosteroid 5beta-reductase defines the functional role of the residues of the catalytic tetrad in the steroid double bond reduction mechanism.
2008 Aug 12
Antinociceptive profile of ring A-reduced progesterone metabolites in the formalin test.
2008 Aug 31
The crystal structure of progesterone 5beta-reductase from Digitalis lanata defines a novel class of short chain dehydrogenases/reductases.
2008 Jun 20
Metabolism of neuroactive steroids in day-old chick brain.
2009 Apr
The VEP1 gene (At4g24220) encodes a short-chain dehydrogenase/reductase with 3-oxo-Delta4,5-steroid 5beta-reductase activity in Arabidopsis thaliana L.
2009 Apr
Measurement of ring A-reduced progesterone metabolites by enzyme-linked immunoassay with colorimetric detection: baseline levels of six metabolites, including pregnanolone, in male rat plasma.
2009 Feb 1
Substance Class Chemical
Created
by admin
on Sat Dec 16 10:08:16 GMT 2023
Edited
by admin
on Sat Dec 16 10:08:16 GMT 2023
Record UNII
105J2Q45A0
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
3,20-PREGNANEDIONE
MI  
Systematic Name English
NSC-82868
Code English
3,20-PREGNANEDIONE [MI]
Common Name English
PREGNANE-3,20-DIONE, (5.BETA.)-
Systematic Name English
U-2411
Code English
5.BETA.-PREGNAN-3,20-DIONE
Systematic Name English
5.BETA.-DIHYDROPROGESTERONE
Systematic Name English
Code System Code Type Description
CHEBI
30154
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY
WIKIPEDIA
5β-Dihydroprogesterone
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY
MERCK INDEX
m9116
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY Merck Index
CAS
128-23-4
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY
DRUG BANK
DB07557
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY
NSC
82868
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY
EPA CompTox
DTXSID00878589
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY
FDA UNII
105J2Q45A0
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY
PUBCHEM
92745
Created by admin on Sat Dec 16 10:08:16 GMT 2023 , Edited by admin on Sat Dec 16 10:08:16 GMT 2023
PRIMARY