Description

Solanthrene CAS NO 26516-51-8 is a specialized chemical compound widely utilized as a key intermediate in the synthesis of high-performance pigments and dyes. Its unique molecular structure provides excellent color fastness and thermal stability, making it a critical component for demanding industrial applications. This product is essential for manufacturers in the coatings, plastics, and textile industries seeking to produce vibrant, durable, and high-quality colored materials.

Application

• Primary intermediate in the synthesis of high-performance organic pigments, particularly for automotive and industrial coatings.
• Key component in the production of dyes for synthetic fibers, including polyester and nylon, ensuring excellent wash and light fastness.
• Used in the coloration of engineering plastics and masterbatches, providing stable and consistent hues under high-temperature processing.
• Employed in the manufacturing of specialty inks for packaging and printing applications that require superior color strength.
• Acts as a precursor in the development of functional dyes for optical and electronic applications.
• Utilized in research and development for creating novel chromophores with specific photophysical properties.

Basic Information

Product Name	Solanthrene
CAS No.	26516-51-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Solanthrene B; C.I. Solvent Yellow 163; 1,5-Diphenyl-3-(phenylamino)-1H-pyrazole-4-carbonitrile; 4-Cyano-1,5-diphenyl-3-(phenylamino)-1H-pyrazole; Pyrazolone derivative pigment intermediate
EINECS	Contact for details

Quality Control

Our Solanthrene is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including chromatographic methods, to confirm identity and assay. Certificates of Analysis (COA) detailing all quality parameters 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 heat sources and incompatible materials. The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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