Ondansetron EP Impurity A

Name: Ondansetron EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-032268

About Ondansetron EP Impurity A

Vaqora Chemicals supplies Ondansetron EP Impurity A, a pharmacopeial impurity of Ondansetron registered under CAS number 153139-56-1. With the molecular formula C16H20N2O, it has a molar mass of 256.34 g/mol. The IUPAC name is 3-[(dimethylamino)methyl]-9-methyl-2,3-dihydro-1H-carbazol-4-one.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

This Ondansetron impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Ondansetron

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

Ondansetron impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ondansetron EP Impurity A
Catalogue No.	VQ-032268
CAS Number	153139-56-1
IUPAC name	3-[(dimethylamino)methyl]-9-methyl-2,3-dihydro-1H-carbazol-4-one
Molecular formula	C₁₆H₂₀N₂O
Molecular weight	256.34 g/mol
Exact mass	256.1576
Grade	Reference Standard
HSN code	38229090
InChIKey	BSGMMRNLRWFVHL-UHFFFAOYSA-N
SMILES	CN1C2=C(C3=CC=CC=C31)C(=O)C(CC2)CN(C)C
PubChem CID	2818489

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	0 / 2
TPSA	25.2 Å²
Synonyms	Ondansetron Hydrochloride Dihydrate - Impurity A (Freebase), 3((Dimethylamino)methyl)-1,2,3,9-tetrahydro-9-methyl-4H-carbazol-4-one, Ondansetron hydrochloride dihydrate specified impurity A, 3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one, 3-((Dimethylamino)methyl)-9-methyl-1,2,3,9-tetrahydro-4H-carbaZol-4-one, 3-[(dimethylamino)methyl]-1,2,3,9-tetrahydro-9-methyl-4h-carbazole-4-one, 3-[(dimethylamino)methyl]-1,2,3,9-tetrahydro-9-methyl-4H-carbazol-4-one, (3RS)-3-(Dimethylamino)methyl-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one, 3-((Dimethylamino)methyl)-9-methyl-2,3-dihydro-1H-carbazol-4(9H)-one, 3-dimethylaminomethyl-9-methyl-1,2,3,4-tetrahydro-4-oxo-carbazole, 1,2,3,9-tetrahydro-9-methyl-3-dimethylaminomethyl-4h-carbazol-4-one, 3-[(Dimethylamino)methyl]-9-methyl-1239-tetrahydro-4H-carbazol-4-one

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, 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 Ondansetron EP Impurity A?

The CAS Registry Number of Ondansetron EP Impurity A is 153139-56-1. It is also known as Ondansetron Hydrochloride Dihydrate - Impurity A (Freebase), 3((Dimethylamino)methyl)-1,2,3,9-tetrahydro-9-methyl-4H-carbazol-4-one, Ondansetron hydrochloride dihydrate specified impurity A.

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

Ondansetron EP Impurity A has the molecular formula C16H20N2O and a molecular weight of 256.34 g/mol. Its IUPAC name is 3-[(dimethylamino)methyl]-9-methyl-2,3-dihydro-1H-carbazol-4-one.

What is Ondansetron EP Impurity A used for?

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

We supply Ondansetron 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 Ondansetron EP Impurity A?

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

Yes. Ondansetron 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.