Description

2-Naphthalenecarboxylic Acid, 3-Hydroxy-4-(6-Sulfo-2-Naphthalenyl)Azo-, Manganese(2+) Salt (1:1) is a high-purity, organometallic azo dye complex valued for its colorant properties and catalytic potential. This compound is engineered for applications demanding consistent chromatic performance and specific metal-ion interactions. It is primarily utilized by manufacturers in the pigment, specialty chemical, and advanced material synthesis industries.

Application

• Pigment and Dye Intermediate: Serves as a key precursor for producing high-performance, manganese-based organic pigments with excellent tintorial strength.
• Specialty Inks and Coatings: Used in formulating inks and industrial coatings where specific color shades and stability are required.
• Catalyst Synthesis: Acts as a ligand or precursor in the development of homogeneous catalysts for organic synthesis reactions.
• Analytical Reagent: Employed in chemical analysis and research as a complexometric agent or colorimetric indicator.
• Functional Material Research: Investigated for use in advanced materials, including optical sensors and non-linear optical (NLO) materials.
• Textile Dyeing: Potential application in the dyeing of synthetic fibers where metal-complex dyes are advantageous.

Basic Information

Product Name	2-Naphthalenecarboxylic Acid, 3-Hydroxy-4-(6-Sulfo-2-Naphthalenyl)Azo-, Manganese(2+) Salt (1:1)
CAS No.	73019-26-8
Molecular Formula	C21H12MnN2O7S
Molecular Weight	491.34 g/mol
Synonyms	3-Hydroxy-4-[(6-sulfo-2-naphthyl)azo]-2-naphthoic Acid Manganese Salt; Manganese 3-hydroxy-4-[(6-sulfo-2-naphthyl)azo]-2-naphthoate; C.I. Mordant Brown 33; Acid Brown 98 (Manganese complex); Manganese 4-[(6-sulfo-2-naphthalenyl)azo]-3-hydroxy-2-naphthalenecarboxylate; 73019-26-8; Manganese azo dye complex
EINECS	Contact for details

Quality Control

Our production of 2-Naphthalenecarboxylic Acid, 3-Hydroxy-4-(6-Sulfo-2-Naphthalenyl)Azo-, Manganese(2+) Salt (1:1) adheres to stringent quality protocols to ensure batch-to-batch consistency and purity. Each lot undergoes comprehensive analysis, including assay, identification, and impurity profiling. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory compliance needs.

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 (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance and stability.

Specification

Item	Specification
Appearance	Brown to dark brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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