Drospirenone EP Impurity A

Name: Drospirenone EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-022457

About Drospirenone EP Impurity A

Listed under CAS 67372-68-3, Drospirenone EP Impurity A is a pharmacopeial impurity of Drospirenone available from Vaqora Chemicals. The compound has the formula C23H30O3, corresponding to a molecular weight of 354.5 g/mol. It is also known as 6,7-Demethylene Drospirenone or Drospirenone - Impurity A.

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. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Drospirenone, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Drospirenone

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

Drospirenone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Drospirenone EP Impurity A
Catalogue No.	VQ-022457
CAS Number	67372-68-3
IUPAC name	(1'R,2'R,3'S,5S,5'S,7'S,10'S,11'R)-7',11'-dimethylspiro[oxolane-5,6'-pentacyclo[8.8.0.02,7.03,5.011,16]octadec-15-ene]-2,14'-dione
Molecular formula	C₂₃H₃₀O₃
Molecular weight	354.5 g/mol
Exact mass	354.2195
Grade	Reference Standard
HSN code	38229090
InChIKey	DYIJDDWIJGVQBE-PJPXKQQPSA-N
SMILES	C[C@]12CCC(=O)C=C1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3[C@@H]5C[C@@H]5[C@@]46CCC(=O)O6)C
PubChem CID	13505844

Physical properties
Physical form	Solid
LogP (XLogP3)	2.9
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	6,7-Demethylene Drospirenone, Drospirenone - Impurity A, 6,7-Desmethylene drospirenone, Drospirenone impurity A, 6,7-Desmethylenedrospirenone, 15beta,16beta-Methylene-3-oxo-17alpha-pregn-4-ene-21,17-carbolactone, 15beta,16beta-Methylene-3-oxo-17alpha-pregna-4-ene-21,17-carbolactone

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
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 Drospirenone EP Impurity A?

The CAS Registry Number of Drospirenone EP Impurity A is 67372-68-3. It is also known as 6,7-Demethylene Drospirenone, Drospirenone - Impurity A, 6,7-Desmethylene drospirenone.

What is the molecular formula and molecular weight of Drospirenone EP Impurity A?

Drospirenone EP Impurity A has the molecular formula C23H30O3 and a molecular weight of 354.5 g/mol. Its IUPAC name is (1'R,2'R,3'S,5S,5'S,7'S,10'S,11'R)-7',11'-dimethylspiro[oxolane-5,6'-pentacyclo[8.8.0.02,7.03,5.011,16]octadec-15-ene]-2,14'-dione.

What is Drospirenone EP Impurity A used for?

Drospirenone EP Impurity A is supplied as a characterised reference material related to Drospirenone. 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 Drospirenone EP Impurity A can I order?

We supply Drospirenone EP Impurity A 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 Drospirenone EP Impurity A?

Yes. Every lot of Drospirenone EP Impurity A 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 Drospirenone EP Impurity A be shipped internationally?

Yes. Drospirenone EP Impurity A 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.