Description

n-[5-(Diethylamino)-2-[(4-Nitrophenyl)Azo]Phenyl]Butyramide is a specialized azo dye intermediate characterized by its distinct molecular structure, which is critical for imparting specific color properties and chemical reactivity. This compound matters for its role as a precise building block in the synthesis of high-performance dyes and pigments, where consistency and purity directly influence final product quality and performance. It is primarily needed by manufacturers in the dye and pigment, textile, and specialty chemical industries for applications requiring tailored colorants with specific fastness and solubility profiles.

Application

• Key intermediate in the synthesis of azo disperse dyes for synthetic fibers like polyester and nylon.
• Precursor for manufacturing high-performance organic pigments used in inks, coatings, and plastics.
• Used in research and development of specialty colorants with enhanced light and wash fastness.
• Component in the production of dyes for technical textiles, including automotive and industrial fabrics.
• Employed in the formulation of indicator dyes and colorimetric sensors for analytical chemistry.
• Raw material for creating customized dye solutions in laboratory and pilot-scale chemical production.

Basic Information

Product Name	n-[5-(Diethylamino)-2-[(4-Nitrophenyl)Azo]Phenyl]Butyramide
CAS No.	85136-57-8
Molecular Formula	C20H25N5O3
Molecular Weight	383.45 g/mol
Synonyms	4-[5-(Diethylamino)-2-[(4-nitrophenyl)azo]phenyl]butyramide; Butanamide, N-[5-(diethylamino)-2-[(4-nitrophenyl)azo]phenyl]-; C.I. Disperse Yellow 119; Disperse Yellow 119; Azoic Diazo Component 119; Solvent Yellow 119; 85136-57-8
EINECS	Contact for details

Quality Control

Our n-[5-(Diethylamino)-2-[(4-Nitrophenyl)Azo]Phenyl]Butyramide is produced under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling. Certificates of Analysis (COA) documenting all test results are available upon request, providing full transparency and supporting 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 room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystals
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.