Propyphenazone EP Impurity C

About Propyphenazone EP Impurity C

Propyphenazone EP Impurity C is a pharmacopeial impurity of Propyhenazone carrying the CAS registry number 2731375-50-9. Its molecular formula is C17H24N2O and its molecular weight is 272.4 g/mol. Its systematic (IUPAC) name is 1,5-dimethyl-4-(4-methylpentan-2-yl)-2-phenylpyrazol-3-one. Common synonyms include Propyphenazone - Impurity C.

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. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Propyhenazone to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are 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 Propyhenazone

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

Propyhenazone impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Propyphenazone EP Impurity C
Catalogue No.	VQ-041747
CAS Number	2731375-50-9
IUPAC name	1,5-dimethyl-4-(4-methylpentan-2-yl)-2-phenylpyrazol-3-one
Molecular formula	C₁₇H₂₄N₂O
Molecular weight	272.4 g/mol
Exact mass	272.1889
Grade	Reference Standard
HSN code	38229090
InChIKey	AHKJXHYOTWRIKD-UHFFFAOYSA-N
SMILES	CC1=C(C(=O)N(N1C)C2=CC=CC=C2)C(C)CC(C)C
PubChem CID	129318343

Physical properties
Physical form	Solid
LogP (XLogP3)	3.1
H-bond donors / acceptors	0 / 2
TPSA	23.6 Å²

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 Propyphenazone EP Impurity C?

The CAS Registry Number of Propyphenazone EP Impurity C is 2731375-50-9. It is also known as Propyphenazone - Impurity C, 4-[(1RS)-1,3-Dimethylbutyl]-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one, 4-[(1RS)-1,3-dimethylbutyl]-1,5-dimethyl-2-phenyl-1,2- dihydro-3H-pyrazol-3-one.

What is the molecular formula and molecular weight of Propyphenazone EP Impurity C?

Propyphenazone EP Impurity C has the molecular formula C17H24N2O and a molecular weight of 272.4 g/mol. Its IUPAC name is 1,5-dimethyl-4-(4-methylpentan-2-yl)-2-phenylpyrazol-3-one.

What is Propyphenazone EP Impurity C used for?

Propyphenazone EP Impurity C is supplied as a characterised reference material related to Propyhenazone. 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 Propyphenazone EP Impurity C can I order?

We supply Propyphenazone EP Impurity C 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 Propyphenazone EP Impurity C?

Yes. Every lot of Propyphenazone EP Impurity C 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 Propyphenazone EP Impurity C be shipped internationally?

Yes. Propyphenazone EP Impurity C 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.