Description

7,7'-[(4,6-Dihydroxy-m-Phenylene)Diazo]Bis(Naphthalene-1,3-Disulphonic) Acid, Compound With N,N'-Di(o-Tolyl)Guanidine (1:4) is a specialized diazo compound salt with significant utility as a chemical intermediate and functional additive. Its molecular structure, featuring multiple sulphonic acid groups and a diazo linkage, makes it a valuable precursor for synthesizing dyes, pigments, and other complex organic molecules. This product is essential for manufacturers in the specialty chemical, dye, and advanced material sectors seeking high-purity intermediates for research and production.

Application

• Dye and Pigment Synthesis: A key intermediate for producing azo dyes, acid dyes, and other colorants requiring specific lightfastness and solubility properties.
• Chemical Research & Development: Serves as a building block for novel organic compounds in academic and industrial R&D laboratories.
• Functional Additive: Potential use as a dispersing or complexing agent in specialized formulations due to its sulphonic acid groups.
• Analytical Reagent: May be employed as a reagent or standard in specific analytical chemistry methods.
• Photographic Chemicals: Can be utilized in the synthesis of light-sensitive compounds for photographic applications.
• Polymer Modification: Acts as a monomer or modifier in the synthesis of specialty polymers and resins.

Basic Information

Item	Detail
Product Name	7,7'-[(4,6-Dihydroxy-m-Phenylene)Diazo]Bis(Naphthalene-1,3-Disulphonic) Acid, Compound With N,N'-Di(o-Tolyl)Guanidine (1:4)
CAS No.	72208-28-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	7,7'-[(4,6-Dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl)]bis(naphthalene-1,3-disulfonic acid) - compound with N,N'-bis(2-methylphenyl)guanidine (1:4); N,N'-Di-o-tolylguanidine salt of 7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(1,3-naphthalenedisulfonic acid); Azo dye intermediate 72208-28-7; Bis(1,3-naphthalenedisulfonic acid) diazo compound guanidine salt
EINECS	Contact for details

Quality Control

Our production of 7,7'-[(4,6-Dihydroxy-m-Phenylene)Diazo]Bis(Naphthalene-1,3-Disulphonic) Acid, Compound With N,N'-Di(o-Tolyl)Guanidine (1:4) adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, identity, and composition. Certificates of Analysis (COA) detailing specific test results are available upon request to support your quality assurance and regulatory needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Powder or crystalline solid
Color	Characteristic color (e.g., yellow to brown)
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm

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