Description

Calcium 4,4'-Bis[[1-[[(2,4-Dimethylphenyl)Amino]Carbonyl]-2-Oxopropyl]Azo][1,1'-Biphenyl]-2,2'-Disulphonate is a high-purity, water-soluble azo dye complex valued for its excellent color strength and stability. This compound is engineered to deliver consistent, vibrant coloration in demanding industrial applications where performance and reliability are critical. It is primarily sought after by manufacturers in the textile, ink, and specialty coatings industries for its superior technical properties.

Application

• Textile Dyeing: As a key colorant for dyeing natural and synthetic fibers, providing bright, wash-fast shades.
• Ink Formulation: Used in the production of high-quality printing inks for packaging, publications, and security printing.
• Industrial Coatings: Imparts color to paints, lacquers, and other surface coatings requiring durability.
• Plastic and Polymer Coloring: Suitable for mass coloration of plastics and resins during manufacturing.
• Paper Coloring: Employed in the surface treatment and coating of specialty papers.
• Leather Finishing: Provides coloration in the finishing processes for leather goods.
• Research & Development: Serves as a reference standard or intermediate in chemical synthesis and analytical laboratories.

Basic Information

Item	Detail
Product Name	Calcium 4,4'-Bis[[1-[[(2,4-Dimethylphenyl)Amino]Carbonyl]-2-Oxopropyl]Azo][1,1'-Biphenyl]-2,2'-Disulphonate
CAS No.	82312-37-6
Molecular Formula	C52H44CaN8O12S2
Molecular Weight	1053.18 g/mol
Synonyms	Calcium 4,4'-Bis[[1-[[(2,4-Dimethylphenyl)Amino]Carbonyl]-2-Oxopropyl]Azo]biphenyl-2,2'-disulphonate; C.I. Pigment Red 247:1; Pigment Red 247:1; C.I. 15915:1; Calcium Salt of 4,4'-Bis[[1-[[(2,4-Dimethylphenyl)Amino]Carbonyl]-2-Oxopropyl]Azo]-[1,1'-biphenyl]-2,2'-disulfonic Acid; 4,4'-Bis[[1-[[(2,4-Dimethylphenyl)Amino]Carbonyl]-2-Oxopropyl]Azo][1,1'-biphenyl]-2,2'-disulfonic Acid, Calcium Salt
EINECS	Contact for details

Quality Control

Our production of Calcium 4,4'-Bis[[1-[[(2,4-Dimethylphenyl)Amino]Carbonyl]-2-Oxopropyl]Azo][1,1'-Biphenyl]-2,2'-Disulphonate adheres to stringent quality management systems to ensure batch-to-batch consistency and performance. The product is manufactured under controlled conditions and undergoes comprehensive analytical testing, including assay, impurity profiling, and color strength evaluation. Certificates of Analysis (COA) detailing all specifications are provided with each shipment 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after each use to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	Red to reddish-brown powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 5% (vs. Standard)
Moisture Content (KF)	≤ 5.0%
Ash Content	≤ 20.0%
Water Solubility	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.