Description

4-Benzylaminesulfonic Acid is a versatile organic sulfonic acid derivative that serves as a key building block and intermediate in advanced chemical synthesis. Its unique structure, featuring both a benzylamine and a sulfonic acid group, makes it valuable for introducing sulfonate functionality and modifying solubility profiles in target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring sulfonamide or sulfonate moieties for enhanced bioavailability or biological activity.
• Agrochemical Synthesis: Serves as a precursor in the production of herbicides, fungicides, and plant growth regulators where the sulfonic acid group is integral to the molecule's function.
• Dye and Pigment Manufacturing: Acts as an intermediate for creating sulfonated dyes and pigments, improving their water solubility and fiber affinity.
• Surfactant and Detergent Industry: Utilized in the production of specialized anionic surfactants and hydrotropes for industrial and institutional cleaning formulations.
• Polymer Modification: Employed to introduce ionic character or improve compatibility in polymers and resins for coatings, adhesives, and advanced materials.
• Chemical Research & Development: A valuable reagent in organic synthesis for constructing complex molecules in academic and industrial R&D settings.

Basic Information

Product Name	4-Benzylaminesulfonic Acid
CAS No.	2393-24-0
Molecular Formula	C7H9NO3S
Molecular Weight	187.22 g/mol
Synonyms	4-(Aminomethyl)benzenesulfonic Acid; p-(Aminomethyl)benzenesulfonic Acid; (4-Sulfophenyl)methylamine; Benzenesulfonic acid, 4-(aminomethyl)-; 4-Aminomethylbenzenesulfonic Acid; p-Benzylaminesulfonic Acid; 4-Benzylamine Sulfonic Acid
EINECS	219-232-5

Quality Control

Our 4-Benzylaminesulfonic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment supports applications requiring reliable and reproducible performance in critical syntheses.

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 strong oxidizing agents, strong bases, and incompatible materials. The product may be hygroscopic; ensure containers are sealed after use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.