Description

1-(Butylamino)Anthraquinone is a specialized organic compound belonging to the anthraquinone dye intermediate class, identified by CAS No. 129-45-3. This chemical serves as a crucial precursor in the synthesis of high-value dyes and pigments, prized for its ability to impart specific color properties and stability. It is primarily utilized by manufacturers in the dye and pigment industries, as well as by research institutions focused on advanced material science and organic synthesis.

Application

• Dye and Pigment Manufacturing: A key intermediate for producing solvent dyes, vat dyes, and disperse dyes used in textiles, plastics, and inks.
• Colorant for Polymers: Used in the coloration of engineering plastics and synthetic fibers to achieve specific, stable hues.
• Research & Development: Serves as a building block in organic synthesis for novel chromophores and functional materials in academic and industrial R&D labs.
• Specialty Inks: Employed in the formulation of high-performance inks for printing applications requiring lightfastness and chemical resistance.
• Liquid Crystal Displays (LCDs): Potential use as a dichroic dye intermediate in the production of color filters for electronic displays.
• Photographic Sensitizers: Investigated for use in photosensitive compositions and imaging technologies.

Basic Information

Product Name	1-(Butylamino)Anthraquinone
CAS No.	129-45-3
Molecular Formula	C₁₈H₁₉NO₂
Molecular Weight	281.35 g/mol
Synonyms	1-Butylaminoanthraquinone; N-Butyl-1-aminoanthraquinone; 1-Amino-4-(butylamino)anthraquinone; C.I. Solvent Blue 59; C.I. 61525; Butylaminoanthraquinone; 1,4-Bis(butylamino)anthraquinone (common misnomer); 129-45-3
EINECS	204-937-4

Quality Control

Our 1-(Butylamino)Anthraquinone is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a Certificate of Analysis (COA) with key parameters including assay, melting point, and impurity profile. Our quality commitment aligns with industrial chemical standards, and specifications can be adjusted to meet specific customer requirements.

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	Dark blue to violet crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	165 - 170 °C
Loss on Drying	≤ 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.