Description

Proquazone CAS NO 22760-18-5 is a non-steroidal anti-inflammatory drug (NSAID) belonging to the quinazolinone class. This compound is valued for its potent anti-inflammatory and analgesic properties, making it a key intermediate in pharmaceutical research and development. It is primarily required by pharmaceutical manufacturers and R&D laboratories focused on developing new therapeutic agents for pain and inflammation management.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of advanced anti-inflammatory drug candidates.
• Research & Development: Used in preclinical and clinical studies to investigate mechanisms of inflammation and pain.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method validation in pharmaceutical analysis.
• Chemical Synthesis: Utilized in organic synthesis for creating novel quinazolinone derivatives with potential biological activity.
• Academic Research: Employed in university and institutional labs for pharmacological and medicinal chemistry studies.

Basic Information

Product Name	Proquazone
CAS No.	22760-18-5
Molecular Formula	C20H19N3O2
Molecular Weight	333.39 g/mol
Synonyms	2-Propy1-4-(p-methoxyphenyl)-1(2H)-phthalazinone; 2-Propyl-4-(4-methoxyphenyl)-1(2H)-phthalazinone; Proquasone; Biarsan; Sordinol; Sordil; Sordinol; Proquazone (USAN); UNII-3W8K1725VQ
EINECS	Contact for details

Quality Control

Our Proquazone is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identification, purity assay, and impurity profiling via HPLC and other chromatographic techniques, to ensure it meets the stringent requirements for pharmaceutical research. Certificates of Analysis (COA) with detailed batch-specific data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.