Description

p-[(2,4-Diaminophenyl)Azo]Benzenesulphonamide is a synthetic azo compound primarily used as a key chemical intermediate. Its significance lies in its role as a versatile building block for the synthesis of more complex dyes, pigments, and specialty chemicals. This product is essential for manufacturers and R&D facilities in the dye, pharmaceutical, and fine chemical industries seeking high-purity intermediates for their synthesis processes.

Application

• Primary intermediate in the synthesis of azo dyes and pigments for textiles, inks, and plastics.
• Key precursor for the development of specialty chemicals and complex organic molecules.
• Used in pharmaceutical research as a building block for active pharmaceutical ingredients (APIs).
• Employed in analytical chemistry as a reagent or standard.
• Potential use in the manufacture of colorants for various industrial applications.
• Research and development of novel functional materials in academic and industrial laboratories.

Basic Information

Item	Detail
Product Name	p-[(2,4-Diaminophenyl)Azo]Benzenesulphonamide
CAS No.	103-12-8
Molecular Formula	C12H13N5O2S
Molecular Weight	291.33 g/mol
Synonyms	4-[(2,4-Diaminophenyl)azo]benzenesulfonamide; 103-12-8; Benzenesulfonamide, 4-[(2,4-diaminophenyl)azo]-; p-(2,4-Diaminoanilino)azobenzenesulfonamide; C.I. 37120; Azoic Diazo Component 107; Fast Scarlet G Base; Azoamine Scarlet G; Fast Scarlet G
EINECS	203-078-7

Quality Control

Our p-[(2,4-Diaminophenyl)Azo]Benzenesulphonamide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

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). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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