Pregnenediol

Name: Pregnenediol
Brand: Vaqora Chemicals
SKU: VQ-041655

About Pregnenediol

Vaqora Chemicals supplies Pregnenediol, an impurity of Pregnenolone isobutyrate registered under CAS number 901-56-4. The compound has the formula C21H34O2, corresponding to a molecular weight of 318.5 g/mol. Alternative names: 20a-Dihydro Pregnenolone and delta5-pregnenediol.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Pregnenolone isobutyrate to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Pregnenediol in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers 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	Pregnenediol
Catalogue No.	VQ-041655
CAS Number	901-56-4
IUPAC name	(3S,8S,9S,10R,13S,14S,17S)-17-[(1S)-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-YZXCLFAISA-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	94194

Physical properties
Physical form	Solid
LogP (XLogP3)	4.5
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	20a-Dihydro Pregnenolone, delta5-pregnenediol, Pregn-5-ene-3beta,20alpha-diol, Pregn-5-en-3beta,20S-diol, 20beta-Dihydropregnenolone, 5-Pregnene-3,20-diol, 5-Pregnene-3beta,20alpha-diol, 20alpha-Dihydropregnenolone, Pregn-5-ene-3,20-diol, (3beta,20S), Pregn-5-ene-3,20-diol, (3.beta.,20S)-, 3.beta.,20.alpha.-Dihydroxypregn-5-ene, 20(alpha)-Dihydro Pregnenolone

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 Pregnenediol?

The CAS Registry Number of Pregnenediol is 901-56-4. It is also known as 20a-Dihydro Pregnenolone, delta5-pregnenediol, Pregn-5-ene-3beta,20alpha-diol.

What is the molecular formula and molecular weight of Pregnenediol?

Pregnenediol 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-[(1S)-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 Pregnenediol used for?

Pregnenediol 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 Pregnenediol can I order?

We supply Pregnenediol 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 Pregnenediol?

Yes. Every lot of Pregnenediol 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 Pregnenediol be shipped internationally?

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