9-Dehydroandrostenedione

Name: 9-Dehydroandrostenedione
Brand: Vaqora Chemicals
SKU: VQ-043590

About 9-Dehydroandrostenedione

Vaqora Chemicals supplies 9-Dehydroandrostenedione, an impurity of Exemestane registered under CAS number 1035-69-4. The compound has the formula C19H24O2, corresponding to a molecular weight of 284.4 g/mol. Its systematic (IUPAC) name is (8S,10S,13S,14S)-10,13-dimethyl-2,6,7,8,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthrene-3,17-dione. Common synonyms include Androsta-4,9(11)-diene-3,17-dione and 9(11)-Dehydroandrostenedione.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Exemestane, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 9-Dehydroandrostenedione is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Exemestane

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

Exemestane impurities

Specifications & identifiers

Chemical identifiers
Product name	9-Dehydroandrostenedione
Catalogue No.	VQ-043590
CAS Number	1035-69-4
IUPAC name	(8S,10S,13S,14S)-10,13-dimethyl-2,6,7,8,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthrene-3,17-dione
Molecular formula	C₁₉H₂₄O₂
Molecular weight	284.4 g/mol
Exact mass	284.1776
Grade	Reference Standard
HSN code	38229090
InChIKey	HJTUINCBGMVXOB-LNMJFAINSA-N
SMILES	C[C@]12CCC(=O)C=C1CC[C@@H]3C2=CC[C@]4([C@H]3CCC4=O)C
PubChem CID	239595

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	0 / 2
TPSA	34.1 Å²
Synonyms	Androsta-4,9(11)-diene-3,17-dione, 9(11)-Dehydroandrostenedione, Deltaandrost-4,9(11)-diene-3,17-dione, 4,9(11)-Androstadiene-3,17-dione, Androst-4,9-dien-3,17-dione, androsta-4,9-diene-3,17-dione, androst-4,9(11)-dien-3,17-dione, androsta-4,9(11) -diene-3,17-dione

Safety & hazard information (GHS)

Health hazard

Signal word: Danger

Hazard statements

H360May damage fertility or the unborn child
H362May cause harm to breast-fed children
H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements: P203, P260, P263, P264, P270, P280, P318, P319, 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 9-Dehydroandrostenedione?

The CAS Registry Number of 9-Dehydroandrostenedione is 1035-69-4. It is also known as Androsta-4,9(11)-diene-3,17-dione, 9(11)-Dehydroandrostenedione, Deltaandrost-4,9(11)-diene-3,17-dione.

What is the molecular formula and molecular weight of 9-Dehydroandrostenedione?

9-Dehydroandrostenedione has the molecular formula C19H24O2 and a molecular weight of 284.4 g/mol. Its IUPAC name is (8S,10S,13S,14S)-10,13-dimethyl-2,6,7,8,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthrene-3,17-dione.

What is 9-Dehydroandrostenedione used for?

9-Dehydroandrostenedione is supplied as a characterised reference material related to Exemestane. 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 9-Dehydroandrostenedione can I order?

We supply 9-Dehydroandrostenedione 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 9-Dehydroandrostenedione?

Yes. Every lot of 9-Dehydroandrostenedione 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 9-Dehydroandrostenedione be shipped internationally?

Yes. 9-Dehydroandrostenedione 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.