Pregnenolone

Name: Pregnenolone
Brand: Vaqora Chemicals
SKU: VQ-041652

About Pregnenolone

Vaqora Chemicals supplies Pregnenolone, a high-purity reference standard of Pregnenolone registered under CAS number 145-13-1. Formula C21H32O2, molecular weight 316.5 g/mol. It is also known as 3beta-Hydroxypregn-5-en-20-one or Arthenolone.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

As a reference sample of Pregnenolone, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Pregnenolone is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Pregnenolone

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

Pregnenolone impurities

Specifications & identifiers

Chemical identifiers
Product name	Pregnenolone
Catalogue No.	VQ-041652
CAS Number	145-13-1
IUPAC name	1-[(3S,8S,9S,10R,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
Molecular formula	C₂₁H₃₂O₂
Molecular weight	316.5 g/mol
Exact mass	316.2402
Grade	Reference Standard
HSN code	38229090
InChIKey	ORNBQBCIOKFOEO-QGVNFLHTSA-N
SMILES	CC(=O)[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
PubChem CID	8955

Physical properties
Physical form	Solid
LogP (XLogP3)	4.2
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Synonyms	3beta-Hydroxypregn-5-en-20-one, Arthenolone, Regnosone, Enelone, Natolone, Bina-Skin, 5-Pregnen-3beta-ol-20-one, delta5-Pregnenolone, 5-Pregnen-3-beta-ol-20-one, 3-beta-Hydroxypregn-5-en-20-one, Pregn-5-en-20-one, 3-hydroxy-, (3beta)-

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H351Suspected of causing cancer
H361Suspected of damaging fertility or the unborn child

Precautionary statements: P203, P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P318, P321, P330, P362 + P364, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Pregnenolone?

The CAS Registry Number of Pregnenolone is 145-13-1. It is also known as 3beta-Hydroxypregn-5-en-20-one, Arthenolone, Regnosone.

What is the molecular formula and molecular weight of Pregnenolone?

Pregnenolone has the molecular formula C21H32O2 and a molecular weight of 316.5 g/mol. Its IUPAC name is 1-[(3S,8S,9S,10R,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone.

What is Pregnenolone used for?

Pregnenolone is supplied as a characterised reference material related to Pregnenolone. 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 Pregnenolone can I order?

We supply Pregnenolone 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 Pregnenolone?

Yes. Every lot of Pregnenolone 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 Pregnenolone be shipped internationally?

Yes. Pregnenolone is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.