Description

Disperse Yellow 184 is a high-performance synthetic organic dye belonging to the disperse dye class, widely recognized for its excellent color fastness and dispersion properties. Its primary value lies in providing a bright, stable yellow hue with superior wash and light fastness, which is critical for demanding textile applications. This product is essential for manufacturers in the polyester and acetate fiber industries seeking reliable and consistent coloration for fabrics, yarns, and other synthetic materials. Its formulation ensures compatibility with high-temperature dyeing processes, making it a cornerstone for quality textile production.

Application

• Primary dyeing and printing of polyester fibers and fabrics.
• Coloration of acetate and triacetate textiles.
• Used in the production of synthetic yarns for apparel and home furnishings.
• Application in the high-temperature dyeing (HT) process for synthetic materials.
• Manufacturing of automotive textiles requiring high color stability.
• Dyeing of polyester blends with other fibers.
• Potential use in the coloration of specific plastics where compatible.

Basic Information

Product Name	Disperse Yellow 184
CAS No.	71838-87-4
Molecular Formula	C18H14ClN5O4
Molecular Weight	399.79 g/mol
Synonyms	Disperse Yellow 184; C.I. Disperse Yellow 184; 2-[(4-Amino-3-nitrophenyl)azo]-N-(2-cyanoethyl)-3-oxobutanamide; 1-[[4-[(2-Cyanoethyl)amino]-2-nitrophenyl]azo]acetoacetamide; Acetoacetamide, N-(2-cyanoethyl)-2-[(4-amino-3-nitrophenyl)azo]-3-oxo-; Samaron Yellow HRSL; Foron Yellow SE-4GL; Dianix Yellow AC-E
EINECS	Contact for details

Quality Control

Our Disperse Yellow 184 is manufactured under strict quality management systems to ensure batch-to-batch consistency and performance. The product undergoes rigorous testing, including assessment of color strength, dispersion stability, and purity, to meet the high standards required by the textile industry. A comprehensive Certificate of Analysis (COA) detailing specific test results is provided with each shipment to guarantee compliance with your technical specifications.

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. The product is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Yellow to reddish-yellow powder
Identification (IR)	Conforms to standard
Color Strength	100 ± 3% (vs. Standard)
Assay (HPLC)	≥ 98.0%
Moisture Content	≤ 1.0%
Ash Content	≤ 0.5%
Dispersion Stability	Passes test
Particle Size	≤ 5 μm (Typical)

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