Description

4-(4-Methyl-1-Oxophthalazin-2(1H)-Yl)Benzoic Acid is a high-value pharmaceutical intermediate and fine chemical building block. This compound matters for its role in the synthesis of complex molecules, particularly in medicinal chemistry research and development. It is primarily needed by pharmaceutical R&D laboratories, agrochemical manufacturers, and advanced material scientists seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Medicinal Chemistry Research: Used in high-throughput screening and structure-activity relationship (SAR) studies to optimize lead compounds.
• Agrochemical Development: Serves as a precursor in the research and production of new-generation pesticides and herbicides.
• Chemical Biology Probes: Utilized in the development of molecular probes for studying biological processes and target identification.
• Organic Electronic Materials: Investigated as a potential component in the synthesis of organic semiconductors and light-emitting materials.
• Academic & Institutional Research: Employed in university and government labs for fundamental organic synthesis and heterocyclic chemistry studies.

Basic Information

Product Name	4-(4-Methyl-1-Oxophthalazin-2(1H)-Yl)Benzoic Acid
CAS No.	306731-76-0
Molecular Formula	C₁₆H₁₂N₂O₃
Molecular Weight	280.28 g/mol
Synonyms	4-(4-Methyl-1-oxo-2-phthalazinyl)benzoic acid; 2-(4-Carboxyphenyl)-4-methyl-1(2H)-phthalazinone; 4-(4-Methyl-1-oxo-1,2-dihydrophthalazin-2-yl)benzoic acid; 4-(4-Methyl-1-oxophthalazin-2-yl)benzoic acid; Benzoic acid, 4-(4-methyl-1-oxo-2(1H)-phthalazinyl)-; 306731-76-0; 4-(4-Methylphthalazin-1-one-2-yl)benzoic acid
EINECS	Contact for details

Quality Control

Our 4-(4-Methyl-1-Oxophthalazin-2(1H)-Yl)Benzoic Acid is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the exacting standards required for research and development applications. Certificates of Analysis (COA) documenting purity, assay, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is light-sensitive and should be stored away from direct light exposure. Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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