20beta-Dihydropregnenolone

Name: 20beta-Dihydropregnenolone
Brand: Vaqora Chemicals
SKU: VQ-041654

About 20beta-Dihydropregnenolone

Vaqora Chemicals supplies 20beta-Dihydropregnenolone, an impurity of Pregnenolone isobutyrate registered under CAS number 901-57-5. With the molecular formula C21H34O2, it has a molar mass of 318.5 g/mol. Common synonyms include 20β-Dihydropregnenolone and Pregn-5-ene-3beta,20beta-diol.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Pregnenolone isobutyrate impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 20beta-Dihydropregnenolone in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Pregnenolone isobutyrate

View every impurity, metabolite and intermediate we list for Pregnenolone isobutyrate.

Pregnenolone isobutyrate impurities

Specifications & identifiers

Chemical identifiers
Product name	20beta-Dihydropregnenolone
Catalogue No.	VQ-041654
CAS Number	901-57-5
IUPAC name	(3S,8S,9S,10R,13S,14S,17S)-17-[(1R)-1-hydroxyethyl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol
Molecular formula	C₂₁H₃₄O₂
Molecular weight	318.5 g/mol
Exact mass	318.2559
Grade	Reference Standard
HSN code	38229090
InChIKey	QAAQQTDJEXMIMF-NFJVIFTASA-N
SMILES	C[C@H]([C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C)O
PubChem CID	101898

Physical properties
Physical form	Solid
LogP (XLogP3)	4.5
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	20β-Dihydropregnenolone, Pregn-5-ene-3beta,20beta-diol, (20R)-Pregn-5-ene-3beta,20-diol, Pregn-5-en-3beta,20R-diol, 20b-Dihydro pregnenolone, Pregn-5-ene-3,20-diol #, 5-Pregnen-3b,20b-diol, Pregn-5-ene-3,20-diol, (3.beta.,20R)-, 20I(2)-Dihydropregnenolone, (3b,20R)-Pregn-5-ene-3,20-diol, 3.beta.,20.beta.-Dihydroxypregn-5-ene

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 20beta-Dihydropregnenolone?

The CAS Registry Number of 20beta-Dihydropregnenolone is 901-57-5. It is also known as 20β-Dihydropregnenolone, Pregn-5-ene-3beta,20beta-diol, (20R)-Pregn-5-ene-3beta,20-diol.

What is the molecular formula and molecular weight of 20beta-Dihydropregnenolone?

20beta-Dihydropregnenolone has the molecular formula C21H34O2 and a molecular weight of 318.5 g/mol. Its IUPAC name is (3S,8S,9S,10R,13S,14S,17S)-17-[(1R)-1-hydroxyethyl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol.

What is 20beta-Dihydropregnenolone used for?

20beta-Dihydropregnenolone is supplied as a characterised reference material related to Pregnenolone isobutyrate. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 20beta-Dihydropregnenolone can I order?

We supply 20beta-Dihydropregnenolone in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 20beta-Dihydropregnenolone?

Yes. Every lot of 20beta-Dihydropregnenolone is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 20beta-Dihydropregnenolone be shipped internationally?

Yes. We export 20beta-Dihydropregnenolone worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.