Description

4-Anilino-2-Methoxybenzenediazonium Sulphate (2:1) is a specialized diazonium salt derivative, a key intermediate in advanced organic synthesis. This compound matters for its role as a versatile coupling agent and precursor in the production of complex dyes, pigments, and functional materials. Industrial buyers in the photographic chemicals, dye manufacturing, and pharmaceutical research sectors require this high-purity intermediate for its reliable reactivity and performance in critical synthesis steps.

Application

• Dye and Pigment Synthesis: A crucial coupling agent for producing azo dyes and high-performance pigments.
• Photographic Chemicals: Used in the formulation of light-sensitive layers and color developers.
• Pharmaceutical Intermediates: Serves as a building block in the synthesis of complex active pharmaceutical ingredients (APIs).
• Chemical Research & Development: Employed in laboratories for novel organic transformations and material science applications.
• Functional Material Production: A precursor for creating polymers and coatings with specific optical or electronic properties.

Basic Information

Product Name	4-Anilino-2-Methoxybenzenediazonium Sulphate (2:1)
CAS No.	29377-89-7
Molecular Formula	C₁₄H₁₆N₄O₆S₂
Molecular Weight	424.43 g/mol
Synonyms	Fast Blue B Salt; 2-Methoxy-4-(phenylamino)benzenediazonium Sulfate (2:1); 4-(Phenylamino)-2-methoxybenzenediazonium Sulfate; Diazo Fast Blue B; C.I. 37235; Aniline, 4-diazo-2-methoxy-, sulfate (1:2); 4-Amino-2-methoxy diphenylamine diazonium sulfate
EINECS	Contact for details

Quality Control

Our 4-Anilino-2-Methoxybenzenediazonium Sulphate (2:1) is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality system is designed to meet the rigorous demands of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Solubility	Soluble in water, polar organic solvents

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