Description

Disperseyellowbrownse-4Brwetcake CAS NO 133301-61-6 is a specialized organic pigment or dye intermediate, identified by the CAS registry number 133301-61-6. This compound is valued for its ability to impart stable, high-performance yellow-brown color properties in demanding industrial applications. It is primarily required by manufacturers in the plastics, coatings, inks, and specialty chemical synthesis sectors seeking consistent and reliable colorants.

Application

• Plastics Coloring: Used as a masterbatch or compounding additive for coloring engineering plastics, PVC, and polyolefins.
• Industrial Coatings: Imparts durable color to protective and decorative coatings for automotive, construction, and marine applications.
• Printing Inks: Serves as a key pigment for high-quality packaging, publication, and specialty inks requiring color fastness.
• Synthetic Fiber Dyeing: Employed in the coloration of synthetic fibers like polyester and nylon.
• Specialty Chemical Synthesis: Acts as a crucial intermediate for synthesizing more complex dyes and functional organic molecules.
• Artists' Colors & Hobbies: Used in the formulation of high-grade artists' paints and colorants for hobby materials.

Basic Information

Product Name	Disperseyellowbrownse-4Brwetcake
CAS No.	133301-61-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Disperse Yellow Brown SE-4BR; C.I. Disperse Brown (Contact for specific C.I. number); Disperse Brown SE-4BR; 4-Bromo Disperse Yellow Brown; Pigment Yellow Brown SE-4BR; Disperse Dye Intermediate 133301-61-6; SE-4BR Wet Cake
EINECS	Contact for details

Quality Control

Our production of Disperseyellowbrownse-4Brwetcake adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. The product undergoes rigorous analytical testing, including purity assay and impurity profiling. Certificates of Analysis (COA) documenting key specifications are available upon request to support your quality assurance and regulatory compliance 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). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow-Brown Wet Cake or Powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%
Particle Size (Typical)	Contact for details

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