Promagnon 25

Name: Promagnon 25
Brand: Vaqora Chemicals
SKU: VQ-051865

About Promagnon 25

Promagnon 25 is a process intermediate or related compound of Androsterone carrying the CAS registry number 35937-40-7. Formula C20H31ClO2, molecular weight 338.9 g/mol. Alternative names: Chloromethylandrostenediol and Methyl-clostediol.

The product is provided 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.

It is a process intermediate or related compound in the synthesis of Androsterone, useful for route development, impurity fate-and-purge studies and analytical method development. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Promagnon 25 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Androsterone

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

Androsterone impurities

Specifications & identifiers

Chemical identifiers
Product name	Promagnon 25
Catalogue No.	VQ-051865
CAS Number	35937-40-7
IUPAC name	(3S,8R,9S,10R,13S,14S,17S)-4-chloro-10,13,17-trimethyl-1,2,3,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-diol
Molecular formula	C₂₀H₃₁ClO₂
Molecular weight	338.9 g/mol
Exact mass	338.2013
InChIKey	FWWFNYYTZPIJFZ-HADYEQCDSA-N
SMILES	C[C@]12CC[C@@H](C(=C1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CC[C@]4(C)O)C)Cl)O
PubChem CID	124081847

Physical properties
Physical form	Solid
LogP (XLogP3)	3.8
H-bond donors / acceptors	2 / 2
TPSA	40.5 Å²
Synonyms	Chloromethylandrostenediol, Methyl-clostediol, 4-Chloro-17a-methyl androst-4-ene-3b,17b-diol, 4-Chloro-17alpha-methyl-androst-4-ene-3beta,17beta-diol, 4-Chloro-17alpha-methylandrost-4-ene-3beta,17beta-diol, (17beta)-4-chloro-17-methyl-androst-4-ene-3,17-diol, (17beta)-4-Chloro-17-methylandrost-4-ene-3,17-diol

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 Promagnon 25?

The CAS Registry Number of Promagnon 25 is 35937-40-7. It is also known as Chloromethylandrostenediol, Methyl-clostediol, 4-Chloro-17a-methyl androst-4-ene-3b,17b-diol.

What is the molecular formula and molecular weight of Promagnon 25?

Promagnon 25 has the molecular formula C20H31ClO2 and a molecular weight of 338.9 g/mol. Its IUPAC name is (3S,8R,9S,10R,13S,14S,17S)-4-chloro-10,13,17-trimethyl-1,2,3,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-diol.

What is Promagnon 25 used for?

Promagnon 25 is supplied as a characterised reference material related to Androsterone. 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 Promagnon 25 can I order?

We supply Promagnon 25, 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 Promagnon 25?

Yes. Every lot of Promagnon 25 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 Promagnon 25 be shipped internationally?

Yes. We export Promagnon 25 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.