Description

1-(2,5-Dichloro-4-(n-Methylsulfamoyl)Phenylazo)-2-Hydroxy-n-(2-Tolyl)-3-Naphthamide is a specialized azo dye intermediate known for its complex molecular structure and specific chromophoric properties. This compound is critical for synthesizing high-performance pigments and dyes that require excellent lightfastness and thermal stability. It is primarily sought after by manufacturers in the pigment, specialty chemical, and advanced materials industries for demanding applications.

Application

• Key intermediate for the synthesis of high-performance azo pigments and dyes.
• Used in the production of colorants for plastics and synthetic fibers requiring enhanced durability.
• Potential component in the formulation of specialized inks for industrial printing.
• Research and development of novel functional dyes for optical or electronic applications.
• Manufacturing of colorants for coatings and paints where specific color strength and stability are required.

Basic Information

Product Name	1-(2,5-Dichloro-4-(n-Methylsulfamoyl)Phenylazo)-2-Hydroxy-n-(2-Tolyl)-3-Naphthamide
CAS No.	85776-13-2
Molecular Formula	C25H19Cl2N4O3S
Molecular Weight	530.41 g/mol
Synonyms	1-(2,5-Dichloro-4-(N-Methylsulfamoyl)phenylazo)-2-hydroxy-N-(2-tolyl)-3-naphthamide; C.I. Pigment Red 268; Pigment Red 268; 1-[[2,5-Dichloro-4-[(methylamino)sulfonyl]phenyl]azo]-2-hydroxy-N-(2-methylphenyl)-3-naphthalenecarboxamide; N-(2-Methylphenyl)-1-[[2,5-dichloro-4-[(methylamino)sulfonyl]phenyl]azo]-2-hydroxy-3-naphthamide; 3-Naphthalenecarboxamide, 1-[[2,5-dichloro-4-[(methylamino)sulfonyl]phenyl]azo]-N-(2-methylphenyl)-2-hydroxy-; 85776-13-2
EINECS	Contact for details

Quality Control

Our production of 1-(2,5-Dichloro-4-(n-Methylsulfamoyl)Phenylazo)-2-Hydroxy-n-(2-Tolyl)-3-Naphthamide adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for industrial synthesis. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing key parameters such as purity, identity, and impurity profiles are available upon request.

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 incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	Red to dark red powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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