Description

Disodium 4-[[[3-[(Chloroacetyl)Amino]Phenoxy]Acetyl]Amino]-5-Hydroxy-6-[[2-(4-Pentylphenoxy)Phenyl]Azo]Naphthalene-1,7-Disulphonate is a high-purity, synthetic azo dye intermediate of significant commercial importance. Its complex molecular structure, featuring a naphthalene disulphonate core with azo and chloroacetyl functional groups, makes it a critical precursor for producing specialized dyes and pigments. This compound is essential for manufacturers in the textile, ink, and specialty coatings industries seeking to develop products with specific colorfastness and functional properties.

Application

• Primary Intermediate for Reactive Dyes: Key building block in the synthesis of high-performance reactive dyes for cotton and other cellulosic fibers.
• Specialty Pigment Manufacturing: Used in the production of complex organic pigments for automotive paints, industrial coatings, and plastics.
• Functional Dye Synthesis: Serves as a precursor for dyes used in ink-jet printing, LCD color filters, and other advanced optical applications.
• Textile Colorants: Imparts specific shades with potential for good wash and light fastness in textile dyeing processes.
• Research & Development: Valuable chemical for R&D laboratories exploring new chromophores and dye-polymer interactions.
• Analytical Chemistry: May be employed as a staining agent or a standard in chromatographic analysis within quality control labs.

Basic Information

Product Name	Disodium 4-[[[3-[(Chloroacetyl)Amino]Phenoxy]Acetyl]Amino]-5-Hydroxy-6-[[2-(4-Pentylphenoxy)Phenyl]Azo]Naphthalene-1,7-Disulphonate
CAS No.	70210-04-7
Molecular Formula	C43H36ClN5Na2O12S2
Molecular Weight	960.33 g/mol
Synonyms	Reactive Dye Intermediate 70210-04-7; C.I. Reactive Orange 107 Intermediate; Disodium 5-hydroxy-6-[(2-(4-pentylphenoxy)phenyl)azo]-4-[[3-[(2-chloroacetyl)amino]phenoxy]acetylamino]naphthalene-1,7-disulphonate; Azo Naphthalene Disulphonate Derivative; 4-[[[3-[(Chloroacetyl)Amino]Phenoxy]Acetyl]Amino]-5-Hydroxy-6-[[2-(4-Pentylphenoxy)Phenyl]Azo]-1,7-Naphthalenedisulfonic Acid Disodium Salt
EINECS	Contact for details

Quality Control

Our production of this advanced dye intermediate adheres to strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and meet the exacting standards required for synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, impurity profile, and physical characteristics to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque containers until use.

Specification

Item	Specification
Appearance	Dark brown to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulphated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (1% in Water)	Complete, clear solution

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