Description

Tetralithium 6,6'-[(3,3'-Dimethoxy[1,1'-Biphenyl]-4,4'-Diyl)Bis(Azo)]Bis[4-Amino-5-Hydroxynaphthalene-1,3-Disulphonate] is a high-purity, water-soluble lithium salt of a complex bis-azo dye intermediate. This compound is valued for its role as a critical precursor in the synthesis of specialized dyes and pigments, offering excellent solubility and consistent reactivity. It is primarily required by manufacturers in the colorant, specialty chemical, and advanced materials industries for producing high-performance products.

Application

• Dye and Pigment Synthesis: A key intermediate for manufacturing high-value azo dyes and pigments, particularly for applications requiring specific color fastness and solubility properties.
• Textile Colorants: Used in the production of dyes for synthetic and natural fibers where lithium salt formulations enhance dye uptake and stability.
• Ink Formulations: Serves as a precursor for specialty inks, including those for security printing and high-resolution digital applications.
• Functional Material Research: Investigated for use in organic electronics and photonic materials due to its conjugated azo-biphenyl-naphthalene structure.
• Analytical Chemistry: Can be employed as a complexometric agent or a chromogenic reagent in specific analytical methods.
• Laboratory Chemical: Used as a high-purity building block in organic synthesis and chemical research.

Basic Information

Product Name	Tetralithium 6,6'-[(3,3'-Dimethoxy[1,1'-Biphenyl]-4,4'-Diyl)Bis(Azo)]Bis[4-Amino-5-Hydroxynaphthalene-1,3-Disulphonate]
CAS No.	84559-91-1
Molecular Formula	C40H24Li4N6O16S4
Molecular Weight	Contact for details
Synonyms	Lithium 6,6'-[(3,3'-Dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy-1,3-naphthalenedisulfonate]; Tetralithium 4,4'-Bis(4-amino-5-hydroxy-1,3-naphthalenedisulfonato-6-azo)-3,3'-dimethoxybiphenyl; C.I. 34945; Direct Blue 1, Tetralithium Salt; 3,3'-Dimethoxybenzidine Tetralithium Disazo Derivative; Azo Dye Intermediate DB1-Li; Tetralithium Direct Blue 1 Intermediate
EINECS	Contact for details

Quality Control

Our production of this specialty chemical intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and purity. Quality is verified through comprehensive analytical testing including HPLC, UV-Vis spectroscopy, and titration methods. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment 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 after opening to prevent absorption of atmospheric moisture, which can affect product performance and stability.

Specification

Item	Specification
Appearance	Dark blue to black powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear solution

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