Description

Disodium [[4-(Acetylamino)Phenyl]Amino]Amino-9,10-Dihydro-9,10-Dioxoanthracenedisulphonate is a high-purity, water-soluble anthraquinone derivative with a distinctive chemical structure. This compound is valued for its role as a key intermediate in the synthesis of specialized dyes and pigments, offering excellent color fastness and stability. It is primarily sought after by manufacturers in the textile, ink, and specialty chemical industries for producing high-performance colorants.

Application

• Textile Dye Intermediate: A crucial precursor for synthesizing high-grade, wash-fast anthraquinone dyes for natural and synthetic fibers.
• Specialty Ink Production: Used in formulating advanced inks for security printing, packaging, and high-resolution digital printing applications.
• Functional Pigment Synthesis: Serves as a building block for creating pigments with specific optical or electronic properties.
• Research & Development: Employed in academic and industrial R&D labs for developing novel chromophores and studying dye chemistry.
• Photographic Chemicals: Can be utilized in the synthesis of certain light-sensitive compounds for specialized photographic processes.
• Analytical Reagent: Acts as a reagent or standard in analytical chemistry for method development and quality control in dye analysis.

Basic Information

Product Name	Disodium [[4-(Acetylamino)Phenyl]Amino]Amino-9,10-Dihydro-9,10-Dioxoanthracenedisulphonate
CAS No.	33340-33-9
Molecular Formula	C22H16N2Na2O9S2
Molecular Weight	554.48 g/mol
Synonyms	Disodium 1-amino-4-[(4-acetamidophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2,7-disulphonate; Acid Blue 277; C.I. 612305; 1-Amino-4-[(4-acetamidophenyl)amino]anthraquinone-2,7-disulfonic acid disodium salt; Anthraquinone Blue 277; Disodium 1-amino-4-(4-acetamidoanilino)anthraquinone-2,7-disulfonate
EINECS	Contact for details

Quality Control

Our Disodium [[4-(Acetylamino)Phenyl]Amino]Amino-9,10-Dihydro-9,10-Dioxoanthracenedisulphonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistent purity and performance, meeting the stringent requirements of industrial dye synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and handling properties.

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 20 ppm

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