Description

3'-[[1-(3,4-Dimethylphenyl)-1,5-Dihydro-3-Methyl-5-Oxo-4H-Pyrazol-4-Ylidene]Hydrazino]-2'-Hydroxy-[1,1'-Biphenyl]-3-Carboxylic Acid is a high-purity, complex organic compound featuring a biphenyl carboxylic acid core linked to a substituted pyrazolone hydrazone moiety. This molecular architecture makes it a valuable specialized intermediate for advanced chemical synthesis, particularly in the development of functional dyes, pigments, and active pharmaceutical ingredients (APIs). It is primarily sought by R&D chemists and process development teams in the fine chemical, pharmaceutical, and performance materials industries for creating novel compounds with specific optical or biological properties.

Application

• Key Intermediate for Functional Dyes & Pigments: Serves as a critical precursor in synthesizing azo dyes and complex pigments, offering potential for enhanced color fastness and unique spectral properties.
• Pharmaceutical Research & Development: Used as a building block in medicinal chemistry for the discovery and synthesis of new drug candidates, particularly those targeting specific enzyme interactions.
• Ligand Synthesis in Coordination Chemistry: The carboxylic acid and hydrazone functional groups make it suitable for designing chelating ligands for metal complexes used in catalysis or material science.
• Analytical Reagent Development: Potential use in developing chromogenic or fluorogenic reagents for the detection and quantification of metal ions or specific biomolecules.
• Organic Electronic Material Precursor: May be utilized in research for creating organic semiconductors or nonlinear optical (NLO) materials due to its extended conjugated system.
• Custom Synthesis and Contract Manufacturing: Supplied to CROs and CMOs for client-specific custom synthesis projects requiring this precise molecular scaffold.

Basic Information

Product Name	3'-[[1-(3,4-Dimethylphenyl)-1,5-Dihydro-3-Methyl-5-Oxo-4H-Pyrazol-4-Ylidene]Hydrazino]-2'-Hydroxy-[1,1'-Biphenyl]-3-Carboxylic Acid
CAS No.	376591-99-0
Molecular Formula	C32H28N4O4
Molecular Weight	532.59 g/mol
Synonyms	2'-Hydroxy-3'-[2-[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazinyl]-[1,1'-biphenyl]-3-carboxylic acid; 3-Carboxy-2'-hydroxy-3'-[2-(1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazino]biphenyl; Biphenyl-3-carboxylic acid, 3'-[[1-(3,4-dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazino]-2'-hydroxy-; (1,1'-Biphenyl)-3-carboxylic acid, 3'-[[1-(3,4-dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazino]-2'-hydroxy-
EINECS	Contact for details

Quality Control

Our production of 3'-[[1-(3,4-Dimethylphenyl)-1,5-Dihydro-3-Methyl-5-Oxo-4H-Pyrazol-4-Ylidene]Hydrazino]-2'-Hydroxy-[1,1'-Biphenyl]-3-Carboxylic Acid adheres to stringent ISO 9001 quality management principles. Every batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and tests for residual solvents and heavy metals. A detailed Certificate of Analysis (COA) is provided with each shipment, ensuring full traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound may be light-sensitive and hygroscopic; therefore, containers should be kept sealed under an inert atmosphere (e.g., nitrogen) for long-term storage to prevent degradation and moisture absorption.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Complies with ICH Q3C

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