Description

Sodium 1-Amino-4-o-Methoxyanilino-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate is a high-purity, water-soluble anthraquinone derivative with significant commercial importance as a key intermediate in the synthesis of advanced dyes and pigments. Its molecular structure is engineered to provide excellent chromophoric properties and reactivity, making it a critical component for achieving specific color characteristics and fastness. This compound is essential for manufacturers in the textile, ink, and specialty chemical industries who require consistent, high-quality intermediates for producing vibrant and durable colorants.

Application

• Primary Intermediate for Anthraquinone Dyes: A crucial building block in the synthesis of high-value, colorfast blue, green, and violet disperse and reactive dyes for synthetic fibers like polyester and nylon.
• Specialty Pigment Manufacturing: Used in the production of high-performance organic pigments for automotive paints, industrial coatings, and plastics requiring excellent weatherability and chemical resistance.
• Functional Dyes for Non-Textile Uses: Serves as a precursor for dyes used in inkjet inks, laser dyes, and other functional colorant applications where precise molecular structure is critical.
• Research & Development: Employed in academic and industrial R&D laboratories for developing novel chromophores and studying structure-property relationships in dye chemistry.
• Photographic and Imaging Chemicals: Potential use as a sensitizer or intermediate in the formulation of specialized photographic and imaging materials.

Basic Information

Product Name	Sodium 1-Amino-4-o-Methoxyanilino-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate
CAS No.	78510-27-7
Molecular Formula	C21H15N2O6SNa
Molecular Weight	446.41 g/mol
Synonyms	1-Amino-4-(2-methoxyanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid sodium salt; Sodium 1-amino-4-(o-anisidino)anthraquinone-2-sulfonate; Anthraquinone dye intermediate 78510-27-7; AQ Intermediate Sodium Salt; 1,4-Diamino-2-sulfoanthraquinone derivative; CI 62055 (related); Disperse Blue dye intermediate; Reactive Blue dye intermediate
EINECS	Contact for details

Quality Control

Our Sodium 1-Amino-4-o-Methoxyanilino-9,10-Dihydro-9,10-Dioxoanthracene-2-Sulphonate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. Certificates of Analysis (COA) detailing purity, identity, and other critical parameters are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the original container must be kept tightly sealed after use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to violet powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 20 ppm
Solubility	Freely soluble in water

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