Description

2-Methoxyethyl 4-[[4-[Bis(2-Hydroxyethyl)Amino]-2-Tolyl]Azo]-3-Bromo-5-Nitrobenzoate is a specialized azo dye intermediate of significant commercial importance for its role in synthesizing high-performance colorants. Its complex molecular structure, featuring bromo and nitro substituents, allows for the fine-tuning of color shade, lightfastness, and solubility properties in the final product. This compound is essential for manufacturers in the textile, ink, and specialty polymer industries seeking to develop vibrant and durable dyes and pigments.

Application

• Primary Intermediate for Disperse Dyes: A key building block in the synthesis of high-quality disperse dyes used for coloring polyester, acetate, and nylon fibers.
• Specialty Ink Formulations: Used in the production of colorants for inks in digital printing, packaging, and security applications requiring specific spectral properties.
• Functional Polymer Additives: Employed in the development of polymers where color is integrated for identification, UV protection, or aesthetic purposes.
• Research & Development: Serves as a crucial reagent in chemical R&D for creating novel chromophores and studying structure-property relationships in dye chemistry.
• Pigment Manufacturing: Acts as a precursor in the synthesis of organic pigments used in plastics, coatings, and paints.

Basic Information

Product Name	2-Methoxyethyl 4-[[4-[Bis(2-Hydroxyethyl)Amino]-2-Tolyl]Azo]-3-Bromo-5-Nitrobenzoate
CAS No.	85136-54-5
Molecular Formula	C21H25BrN4O7
Molecular Weight	525.35 g/mol
Synonyms	2-Methoxyethyl 3-bromo-5-nitro-4-[[4-[bis(2-hydroxyethyl)amino]-2-methylphenyl]azo]benzoate; Benzoic acid, 3-bromo-4-[[4-[bis(2-hydroxyethyl)amino]-2-methylphenyl]azo]-5-nitro-, 2-methoxyethyl ester; Azo dye intermediate 85136-54-5; Disperse dye intermediate; CI Disperse Red 338 intermediate (related)
EINECS	Contact for details

Quality Control

Every batch of our 2-Methoxyethyl 4-[[4-[Bis(2-Hydroxyethyl)Amino]-2-Tolyl]Azo]-3-Bromo-5-Nitrobenzoate is produced and tested under a strict quality management system. We ensure consistent purity and performance through advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee it meets your specific application requirements.

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 sealed to prevent degradation from atmospheric moisture. Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Reddish-brown to dark brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 2.0%

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