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E5126

Sigma-Aldrich

Etiocholan-3α-ol-17-one

Synonym(s):

3α-Hydroxy-5β-androstan-17-one, 5β-Androsterone, Etiocholanone

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About This Item

Empirical Formula (Hill Notation):
C19H30O2
CAS Number:
Molecular Weight:
290.44
Beilstein:
2217625
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.77

Assay

≥98% (TLC)

Quality Level

form

powder

drug control

regulated under CDSA - not available from Sigma-Aldrich Canada

solubility

chloroform: 9.80-10.20 mg/mL, clear, colorless

shipped in

ambient

storage temp.

room temp

SMILES string

C[C@]12CC[C@@H](O)C[C@H]1CC[C@@H]3[C@@H]2CC[C@@]4(C)[C@H]3CCC4=O

InChI

1S/C19H30O2/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/h12-16,20H,3-11H2,1-2H3/t12-,13-,14+,15+,16+,18+,19+/m1/s1

InChI key

QGXBDMJGAMFCBF-BNSUEQOYSA-N

Gene Information

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Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Repr. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Nima Sharifi
Journal of investigative medicine : the official publication of the American Federation for Clinical Research, 60(2), 504-507 (2011-11-09)
The survival and progression of prostate cancer are generally dependent on expression of the androgen receptor (AR), as well as the availability of endogenous AR agonists. Originating from the gonads, testosterone is released into circulation and is converted by steroid-5α-reductase
Richard Houghton et al.
Bioanalysis, 1(8), 1365-1374 (2010-11-19)
While the regulatory guidelines that describe the validation requirements for small molecules are very comprehensive, they are written primarily for xenobiotic drug molecules. However, the presence of endogenous analyte in control matrix presents an added analytical challenge that must be
Nina Sneitz et al.
The Journal of steroid biochemistry and molecular biology, 127(3-5), 282-288 (2011-09-09)
Steroids enantiomers are interesting compounds for detailed exploration of drug metabolizing enzymes, such as the UDP-glucuronosyltransferases (UGTs). We have now studied the glucuronidation of the enantiomers of estradiol, androsterone and etiocholanolone by the 19 human UGTs of subfamilies 1A, 2A
Timothy M Hoffman
Journal of cardiovascular pharmacology, 58(2), 121-125 (2011-03-10)
In the cardiac setting in pediatrics, inotropic support is often employed based on the extrapolation from adult studies, the underlying pathophysiology, pharmacodynamics of inotropes, and anecdotal experience. Large pediatric critical care studies involving inotropic support are rare. Levosimendan, a calcium-sensitizing
S Lignitz et al.
Acta paediatrica (Oslo, Norway : 1992), 100(12), e280-e282 (2011-05-04)
To analyse the urinary steroid metabolome in a boy who had true precocious puberty after a Leydig cell tumour. Case report and detailed description of clinical and metabolic findings in a 7-year-old-boy with a Leydig cell tumour. Before surgery, the

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