Description

2,4-Dihydro-4-[(2-Methoxyphenyl)Azo]-5-Methyl-2-Phenyl-3H-Pyrazol-3-One is a specialized azo pyrazolone derivative, a chemical class known for its versatile chromophoric properties. This compound is valued for its ability to impart color and function as a key intermediate in the synthesis of more complex dyes and pigments. It is primarily required by manufacturers in the dyestuff, pigment, and specialty chemical industries for developing products with specific hue and performance characteristics.

Application

• Dye and Pigment Intermediate: Serves as a crucial building block in the synthesis of organic dyes, particularly azo dyes, for textiles, inks, and plastics.
• Colorant for Industrial Applications: Used in the formulation of colorants for various industrial materials, including coatings and polymers.
• Research & Development Chemical: Employed in academic and industrial R&D settings for studying azo compound chemistry and developing new chromophores.
• Specialty Chemical Synthesis: Acts as a precursor in the manufacture of more complex specialty chemicals with specific functional properties.
• Analytical Reagent: Potentially used as a standard or reagent in analytical chemistry for method development and calibration.

Basic Information

Product Name	2,4-Dihydro-4-[(2-Methoxyphenyl)Azo]-5-Methyl-2-Phenyl-3H-Pyrazol-3-One
CAS No.	4645-07-2
Molecular Formula	C17H16N4O2
Molecular Weight	308.34 g/mol
Synonyms	4-[(2-Methoxyphenyl)azo]-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one; 5-Methyl-2-phenyl-4-(2-methoxyphenylazo)-2,4-dihydro-3H-pyrazol-3-one; 2,4-Dihydro-4-[(2-methoxyphenyl)azo]-5-methyl-2-phenyl-3H-pyrazol-3-one; Azo pyrazolone derivative; CI 12700; Solvent Yellow 16 (related class); Disperse Yellow 16 (related class); 2-Phenyl-5-methyl-4-(2-methoxyphenylazo)pyrazol-3-one
EINECS	Contact for details

Quality Control

Our production of 2,4-Dihydro-4-[(2-Methoxyphenyl)Azo]-5-Methyl-2-Phenyl-3H-Pyrazol-3-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and purity. Each lot undergoes comprehensive analytical testing, including chromatographic and spectroscopic methods, to verify identity and assay. Certificates of Analysis (COA) documenting all critical quality parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions to prevent degradation.

Specification

Item	Specification
Appearance	Orange to red 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%
Heavy Metals (as Pb)	≤ 20 ppm

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