Description

Benzoyl J Acid is a high-purity organic intermediate primarily used in the synthesis of dyes and pigments. This compound is valued for its role in producing vibrant, colorfast azo dyes with excellent light and wash fastness properties. It is an essential raw material for manufacturers in the textile, leather, and specialty chemical industries seeking to develop high-performance coloring agents.

Application

• Primary Intermediate for Azo Dyes: Serves as a key coupling component in the production of acid, direct, and reactive dyes for textiles and leather.
• Pigment Manufacturing: Used in the synthesis of organic pigments for inks, paints, and plastics.
• Specialty Chemical Synthesis: Acts as a building block for more complex chemical structures in research and fine chemical production.
• Laboratory Reagent: Employed as a standard or reagent in analytical and research chemistry for method development.

Basic Information

Product Name	Benzoyl J Acid
CAS No.	132-87-6
Molecular Formula	C17H13NO4S
Molecular Weight	327.35 g/mol
Synonyms	7-Benzamido-4-hydroxy-2-naphthalenesulfonic acid; 7-(Benzoylamino)-4-hydroxy-2-naphthalenesulfonic acid; 4-Hydroxy-7-benzamido-2-naphthalenesulfonic acid; N-Benzoyl J Acid; Benzoyl-J-acid; 2-Naphthalenesulfonic acid, 7-(benzoylamino)-4-hydroxy-
EINECS	205-077-7

Quality Control

Our Benzoyl J Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the high standards required for industrial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee consistency and traceability.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Sulfated Ash	≤ 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.