Description

J Acid Urea is a specialized organic chemical intermediate primarily used in the synthesis of dyes and pigments. This compound is valued for its role in producing high-performance, color-fast azo dyes with excellent brightness and stability. It is an essential raw material for manufacturers in the textile, ink, and specialty chemical industries seeking to develop vibrant and durable colorants.

Application

• Key intermediate in the synthesis of azo dyes and pigments for textiles and fabrics.
• Production of reactive dyes used for coloring cotton and other cellulose fibers.
• Manufacturing of acid dyes for wool, silk, and nylon.
• Used in the formulation of specialty inks for printing and packaging.
• Intermediate for optical brighteners and fluorescent whitening agents.
• Research and development of novel organic colorants in academic and industrial labs.
• Potential use in the synthesis of functional chemicals for advanced material science applications.

Basic Information

Product Name	J Acid Urea
CAS No.	854812-04-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	6-Amino-4-hydroxy-2-naphthalenesulfonic acid urea; Urea, reaction product with J acid; J Acid Urea derivative; 7-Amino-4-hydroxy-2-naphthalenesulfonic acid urea compound; Coupling component urea derivative; Dye intermediate urea adduct; Azo dye coupling agent urea
EINECS	Contact for details

Quality Control

Our J Acid Urea is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. The product is tested against rigorous in-house specifications to meet the demanding requirements of the dye and pigment industry. Certificates of Analysis (COA) documenting key parameters such as purity, identity, and impurity profile are available upon request to support your quality assurance processes.

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 incompatible materials. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque containers until use.

Specification

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