Description

2-(2-Benzylidenehydrazino)-5-Sulfobenzoic Acid is a specialized organic intermediate featuring a unique hydrazone and sulfonic acid functional group architecture. This molecular structure makes it a valuable precursor for synthesizing complex molecules, particularly in the development of dyes, pigments, and advanced pharmaceutical compounds. It is primarily sought by research institutions and industrial manufacturers in the fine chemical, pharmaceutical, and specialty materials sectors for its role in creating novel chemical entities.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, particularly those requiring hydrazone linkages.
• Dye and Pigment Synthesis: Serves as a crucial precursor for manufacturing azo dyes, acid dyes, and other complex colorants due to its sulfonic acid and diazotizable amine groups.
• Chemical Research & Development: Used in academic and industrial R&D for exploring new organic reactions, catalysis, and material science applications.
• Ligand and Chelating Agent Precursor: The hydrazone moiety can be utilized to develop chelating ligands for metal complexes in analytical or catalytic processes.
• Specialty Polymer Modification: Potential intermediate for introducing functional groups into polymers to alter solubility or reactivity.
• Analytical Reagent: May be employed in the synthesis of reagents used for detection or quantification in analytical chemistry.

Basic Information

Product Name	2-(2-Benzylidenehydrazino)-5-Sulfobenzoic Acid
CAS No.	68645-45-4
Molecular Formula	C14H12N2O5S
Molecular Weight	320.32 g/mol
Synonyms	5-Sulfo-2-(2-benzylidenehydrazino)benzoic Acid; 2-(Benzylidenehydrazino)-5-sulfobenzoic Acid; Benzoic acid, 2-[(2-phenylmethylene)hydrazinyl]-5-sulfo-; 2-Hydrazinyl-5-sulfobenzoic acid benzylidene derivative; (2-((Benzylidene)amino)hydrazine-1-yl)-5-sulfobenzoic acid
EINECS	Contact for details

Quality Control

Our production of 2-(2-Benzylidenehydrazino)-5-Sulfobenzoic Acid adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Every lot is analyzed using advanced techniques including HPLC, NMR, and FTIR for definitive identification and quantification. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment, ensuring full traceability and compliance with your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
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.