Description

Disodium 7-[[2-[(Aminocarbonyl)Amino]-4-[(2,3-Dibromo-1-Oxopropyl)Amino]Phenyl]Azo]Naphthalene-1,3-Disulphonate is a high-purity, synthetic azo dye intermediate of significant commercial importance. Its value lies in its role as a key precursor for producing specialized, high-performance dyes and pigments, particularly those requiring brominated functionalities for enhanced lightfastness and specific color properties. This compound is essential for manufacturers and R&D laboratories in the textile, ink, and specialty chemical sectors seeking to develop advanced colorants.

Application

• Primary Intermediate for Reactive Dyes: Synthesis of brominated reactive dyes for cotton and cellulose fibers, offering excellent wash-fastness.
• Specialty Pigment Manufacturing: Used in the production of high-performance organic pigments for plastics, coatings, and inks.
• Research & Development: Serves as a critical building block in academic and industrial R&D for novel chromophores and functional dyes.
• Textile Dyeing: Key component in formulating dyes for technical textiles requiring specific color stability and durability.
• Analytical Chemistry: Potential use as a staining agent or a standard in chromatographic and spectroscopic methods.

Basic Information

Product Name	Disodium 7-[[2-[(Aminocarbonyl)Amino]-4-[(2,3-Dibromo-1-Oxopropyl)Amino]Phenyl]Azo]Naphthalene-1,3-Disulphonate
CAS No.	89923-51-3
Molecular Formula	C20H14Br2N6Na2O9S2
Molecular Weight	776.28 g/mol
Synonyms	7-[[2-[(Aminocarbonyl)Amino]-4-[(2,3-Dibromo-1-Oxopropyl)Amino]Phenyl]Azo]-1,3-Naphthalenedisulfonic Acid, Disodium Salt; C.I. Reactive Orange 107; Reactive Orange 107; Disodium 7-[(4-[(2,3-dibromo-1-oxopropyl)amino]-2-ureidophenyl)azo]naphthalene-1,3-disulfonate; 89923-51-3; 1,3-Naphthalenedisulfonic acid, 7-[[2-[(aminocarbonyl)amino]-4-[(2,3-dibromo-1-oxopropyl)amino]phenyl]azo]-, disodium salt
EINECS	Contact for details

Quality Control

Our production of this dye intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC and spectrophotometry to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical specifications is provided with every shipment, ensuring full traceability and compliance with your internal quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Orange to Reddish-Brown Powder
Identification (IR)	Conforms to Structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Freely Soluble

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