Description

Sodium 1-Amino-9,10-Dihydro-4-[(4-Hydroxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, water-soluble anthraquinone derivative valued for its functional chromophore and sulfonate group. This compound is engineered to deliver consistent performance as a key intermediate in the synthesis of specialized dyes and pigments. It is primarily sought by manufacturers in the textile, ink, and advanced materials sectors for developing colorants with specific lightfastness and application properties.

Application

• Dye Intermediate: A crucial building block for synthesizing acid dyes, reactive dyes, and disperse dyes used in textile coloring.
• Functional Pigment Synthesis: Used in the production of high-performance pigments for inks, coatings, and plastics requiring specific color strength and stability.
• Research & Development: Serves as a reference standard and starting material in organic synthesis and color chemistry research within academic and industrial laboratories.
• Specialty Chemical Manufacturing: Employed in the creation of functional chemicals where the anthraquinone core is modified for applications in electronics or imaging technologies.

Basic Information

Product Name	Sodium 1-Amino-9,10-Dihydro-4-[(4-Hydroxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	50314-37-9
Molecular Formula	C20H13N2NaO6S
Molecular Weight	432.38 g/mol
Synonyms	1-Amino-4-[(4-hydroxyphenyl)amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic Acid Sodium Salt; Sodium 1-Amino-4-(p-hydroxyanilino)anthraquinone-2-sulphonate; C.I. 60725; Acid Blue 43 (sodium salt form precursor); 1-Amino-4-(4'-hydroxyanilino)anthraquinone-2-sulfonic Acid Sodium Salt; 4-[(4-Hydroxyphenyl)amino]-1-amino-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic Acid Sodium Salt; AQ Intermediate Blue
EINECS	Contact for details

Quality Control

Every batch of Sodium 1-Amino-9,10-Dihydro-4-[(4-Hydroxyphenyl)Amino]-9,10-Dioxoanthracene-2-Sulphonate is manufactured and tested under a strict quality management system. We ensure product integrity through comprehensive analytical protocols, including HPLC for purity and identity confirmation. A Certificate of Analysis (COA) detailing batch-specific results is provided to guarantee compliance with your technical 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 incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark blue to violet powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Solubility (Water)	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm

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