Description

3-(Benzylamino)Benzenesulfonic Acid is an important sulfonated aromatic amine derivative, valued for its role as a versatile chemical intermediate and functional building block. Its molecular structure, featuring both a sulfonic acid group and a benzylamino substituent, makes it a key precursor in the synthesis of dyes, pigments, and specialty chemicals. This compound is particularly relevant for manufacturers in the fine chemical, pharmaceutical, and agrochemical sectors seeking to develop or produce sulfonated active ingredients and colorants.

Application

• Dye and Pigment Intermediate: A crucial precursor in the synthesis of acid dyes, reactive dyes, and organic pigments, imparting water solubility and color fastness.
• Pharmaceutical Synthesis: Serves as a building block for creating sulfonamide-based active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Formulations: Used in the production of herbicides and fungicides where the sulfonic acid group enhances solubility and bioavailability.
• Chemical Research & Development: Employed as a specialized reagent in organic synthesis and material science research.
• Surfactant and Detergent Industry: Can be utilized to synthesize anionic surfactants with specific emulsifying and dispersing properties.
• Photographic Chemicals: Acts as a component in the manufacture of certain photographic developers and sensitizers.

Basic Information

Product Name	3-(Benzylamino)Benzenesulfonic Acid
CAS No.	38162-93-5
Molecular Formula	C₁₃H₁₃NO₃S
Molecular Weight	263.31 g/mol
Synonyms	3-(Benzylamino)benzenesulfonic acid; Benzenesulfonic acid, 3-(benzylamino)-; N-Benzyl-3-aminobenzenesulfonic acid; 3-Benzylaminobenzenesulfonic acid; m-(Benzylamino)benzenesulfonic acid; 3-Anilinobenzylsulfonic acid (related); NSC 403107; 38162-93-5
EINECS	Contact for details

Quality Control

Our 3-(Benzylamino)Benzenesulfonic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, related substances, and physical characteristics. Our quality commitment ensures reliable batch-to-batch consistency for your critical synthesis and production processes.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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