Isopropyl Phenazone

Name: Isopropyl Phenazone
Brand: Vaqora Chemicals
SKU: VQ-027673

About Isopropyl Phenazone

Isopropyl Phenazone (CAS 479-92-5) is an impurity of Propyphenazone offered by Vaqora Chemicals. With the molecular formula C14H18N2O, it has a molar mass of 230.31 g/mol. Its systematic (IUPAC) name is 1,5-dimethyl-2-phenyl-4-propan-2-ylpyrazol-3-one. Common synonyms include Propyphenazone and Propyphenazone (4-Isopropyl Antipyrine).

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 1 hazard statement. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Propyphenazone to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in 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

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

Industries

Related to Propyphenazone

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

Propyphenazone impurities

Specifications & identifiers

Chemical identifiers
Product name	Isopropyl Phenazone
Catalogue No.	VQ-027673
CAS Number	479-92-5
IUPAC name	1,5-dimethyl-2-phenyl-4-propan-2-ylpyrazol-3-one
Molecular formula	C₁₄H₁₈N₂O
Molecular weight	230.31 g/mol
Exact mass	230.1419
Grade	Reference Standard
HSN code	38229090
InChIKey	PXWLVJLKJGVOKE-UHFFFAOYSA-N
SMILES	CC1=C(C(=O)N(N1C)C2=CC=CC=C2)C(C)C
PubChem CID	3778

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	0 / 2
TPSA	23.6 Å²
Synonyms	Propyphenazone, Propyphenazone (4-Isopropyl Antipyrine), isopropylantipyrine, 4-Isopropylantipyrine, Yoshipyrin, Propifenazone, 1-Phenyl-2,3-dimethyl-4-isopropyl-3-pyrazolin-5-one, 1-Phenyl-2,3-dimethyl-4-isopropylpyrazol-5-one, 4-Isopropyl-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one, 3H-Pyrazol-3-one, 1,2-dihydro-1,5-dimethyl-4-(1-methylethyl)-2-phenyl-, 4-Isopropyl-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-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 Isopropyl Phenazone?

The CAS Registry Number of Isopropyl Phenazone is 479-92-5. It is also known as Propyphenazone, Propyphenazone (4-Isopropyl Antipyrine), isopropylantipyrine.

What is the molecular formula and molecular weight of Isopropyl Phenazone?

Isopropyl Phenazone has the molecular formula C14H18N2O and a molecular weight of 230.31 g/mol. Its IUPAC name is 1,5-dimethyl-2-phenyl-4-propan-2-ylpyrazol-3-one.

What is Isopropyl Phenazone used for?

Isopropyl Phenazone is supplied as a characterised reference material related to Propyphenazone. 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 Isopropyl Phenazone can I order?

We supply Isopropyl Phenazone 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 Isopropyl Phenazone?

Yes. Every lot of Isopropyl Phenazone 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 Isopropyl Phenazone be shipped internationally?

Yes. Isopropyl Phenazone 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.