Description

3-(4-Methyl-1-Oxophthalazin-2(1H)-Yl)Benzoic Acid is a high-purity organic compound belonging to the phthalazinone class, serving as a critical advanced pharmaceutical intermediate. Its value lies in its role as a sophisticated building block for the synthesis of novel active pharmaceutical ingredients (APIs) and other fine chemicals. This product is essential for research and development laboratories, process chemists, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new therapeutic agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its unique phthalazinone structure for biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex molecules for material science and chemical biology studies.
• Fine Chemical Production: Serves as a starting material or intermediate in the manufacture of dyes, pigments, and other performance chemicals.

Basic Information

Product Name	3-(4-Methyl-1-Oxophthalazin-2(1H)-Yl)Benzoic Acid
CAS No.	296790-56-2
Molecular Formula	C16H12N2O3
Molecular Weight	280.28 g/mol
Synonyms	3-(4-Methyl-1-oxo-2-phthalazinyl)benzoic acid; 2-(3-Carboxyphenyl)-4-methyl-1(2H)-phthalazinone; 3-(4-Methyl-1-oxo-1,2-dihydrophthalazin-2-yl)benzoic acid; Benzoic acid, 3-(4-methyl-1-oxo-2(1H)-phthalazinyl)-; 4-Methyl-2-(3-carboxyphenyl)-1(2H)-phthalazinone
EINECS	Contact for details

Quality Control

Our 3-(4-Methyl-1-Oxophthalazin-2(1H)-Yl)Benzoic Acid is manufactured under strict quality management systems. The product undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high chemical purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

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 away from incompatible materials such as strong oxidizing agents, strong bases, and strong acids.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.