Description

2,4-Dihydro-4-Phenyl-3H-1,2,4-Triazol-3-One is a heterocyclic organic compound belonging to the 1,2,4-triazolone class, serving as a versatile and critical building block in advanced chemical synthesis. Its value lies in its role as a key intermediate for creating complex molecules with specific biological or material properties. This product is essential for research and development chemists, particularly in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with heterocyclic cores for therapeutic applications.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and plant growth regulators that leverage the triazole moiety for biological activity.
• Material Science Research: Serves as a building block for developing advanced polymers, ligands for catalysis, and organic electronic materials due to its stable heterocyclic structure.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new organic reactions and creating libraries of novel chemical entities for screening.
• Dye and Pigment Intermediate: Acts as a precursor in the synthesis of specialized dyes and pigments where the phenyl-triazolone structure contributes to color and stability.

Basic Information

Product Name	2,4-Dihydro-4-Phenyl-3H-1,2,4-Triazol-3-One
CAS No.	1008-30-6
Molecular Formula	C8H7N3O
Molecular Weight	161.16 g/mol
Synonyms	4-Phenyl-1,2,4-triazolidine-3,5-dione; 4-Phenyl-1H-1,2,4-triazol-5(4H)-one; 4-Phenyl-δ²-1,2,4-triazolin-5-one; 1,2,4-Triazolidine-3,5-dione, 4-phenyl-; 4-Phenyl-1,2,4-triazoline-3,5-dione; 4-Phenylurazole; Phenylurazole
EINECS	213-758-4

Quality Control

Our 2,4-Dihydro-4-Phenyl-3H-1,2,4-Triazol-3-One is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters such as assay (HPLC), related substances, and residual solvents. Our quality commitment supports applications requiring high-purity intermediates for GMP or research-grade synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

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

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