Description

4-Phenyl-1(2H)-Phthalazinone is a versatile heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique phthalazinone core structure makes it a valuable intermediate for the development of pharmaceuticals, agrochemicals, and functional materials. This high-purity compound is essential for research and production in medicinal chemistry, particularly for creating compounds with potential biological activity. Industrial buyers and R&D laboratories rely on it for its consistent quality and role in complex synthetic pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds targeting various therapeutic areas.
• Agrochemical Research: Used in developing novel herbicides, fungicides, and insecticides due to its bioactive scaffold.
• Material Science: Serves as a monomer or building block for creating specialized polymers, dyes, and photoactive materials.
• Organic Synthesis & Catalysis: Employed as a ligand or intermediate in catalytic reactions and complex multi-step organic syntheses.
• Academic & Industrial R&D: Utilized in research laboratories for method development and exploring new chemical entities.

Basic Information

Product Name	4-Phenyl-1(2H)-Phthalazinone
CAS No.	5004-45-5
Molecular Formula	C₁₄H₁₀N₂O
Molecular Weight	222.24 g/mol
Synonyms	4-Phenylphthalazin-1(2H)-one; 1(2H)-Phthalazinone, 4-phenyl-; 4-Phenyl-1,2-dihydrophthalazin-1-one; 4-Phenylphthalazinone; 4-Phenyl-2H-phthalazin-1-one; NSC 403697; 5004-45-5
EINECS	Contact for details

Quality Control

Our 4-Phenyl-1(2H)-Phthalazinone is manufactured under strict quality control protocols to ensure high purity and batch-to-batch consistency. Production adheres to current Good Manufacturing Practices (cGMP) where applicable. Each batch is analyzed using advanced techniques like HPLC, GC, and NMR to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your research or production requirements.

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). Keep the container tightly sealed when not in use to protect from moisture and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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