Description

Strontium 4-[(4-Chloro-5-Methyl-2-Sulphonatophenyl)Azo]-3-Hydroxy-2-Naphthoate (1:1) is a high-purity, organometallic azo compound primarily utilized as a specialized colorant and functional additive. Its value lies in its unique combination of strontium and a complex azo structure, offering specific chromatic properties and chemical stability for demanding industrial applications. This product is essential for manufacturers in the pigments, advanced materials, and specialty chemical synthesis sectors seeking consistent performance and quality.

Application

• Specialty Pigment and Dye Intermediate: Serves as a key precursor for manufacturing high-performance organic pigments, particularly for applications requiring heat stability and lightfastness.
• Functional Additive for Polymers and Plastics: Used to impart specific color characteristics or act as a modifier in engineered plastics and polymer composites.
• Analytical Chemistry Reagent: Employed as a standard or reagent in colorimetric analysis and other laboratory testing procedures due to its defined structure.
• Research & Development: Utilized in chemical R&D for synthesizing novel coordination compounds and studying azo-metal complex chemistry.
• Surface Coatings and Inks: Potential use in formulating specialty coatings and inks where its specific metal-complex properties are advantageous.

Basic Information

Item	Details
Product Name	Strontium 4-[(4-Chloro-5-Methyl-2-Sulphonatophenyl)Azo]-3-Hydroxy-2-Naphthoate (1:1)
CAS No.	67828-72-2
Molecular Formula	C18H11ClN2O6SSr
Molecular Weight	~ 507.39 g/mol
Synonyms	Strontium 3-Hydroxy-4-[(2-methyl-5-chloro-4-sulfophenyl)azo]-2-naphthalenecarboxylate; Strontium 4-[(4-Chloro-5-Methyl-2-Sulfophenyl)Azo]-3-Hydroxy-2-Naphthoate; C.I. Pigment Red 266; Strontium Azo Lake Red; Strontium Salt of Azo Dye Acid Red; 4-[(4-Chloro-5-methyl-2-sulfophenyl)azo]-3-hydroxy-2-naphthoic acid strontium salt (1:1); Strontium 1-[(4-Chloro-5-methyl-2-sulfophenyl)azo]-2-hydroxy-3-naphthoate
EINECS	Contact for details

Quality Control

Our production of Strontium 4-[(4-Chloro-5-Methyl-2-Sulphonatophenyl)Azo]-3-Hydroxy-2-Naphthoate (1:1) adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, IR for structural identification, and elemental analysis, to ensure it meets precise specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and compliance with agreed-upon standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed when not in use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Red to reddish-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition (as SrSO4)	Within theoretical range

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