Description

3-[[4-[(4-Hydroxyphenyl)Azo]-5-Methoxy-2-Methylphenyl]Azo]Benzenesulfonic Acid Lithium Salt is a high-purity, organometallic azo compound valued for its stability and solubility profile. This specialized chemical serves as a critical intermediate and functional additive in advanced material synthesis and colorant production. It is essential for manufacturers in the dyes and pigments, specialty polymers, and analytical reagent industries seeking consistent performance and reliable supply.

Application

• Primary intermediate in the synthesis of high-performance azo dyes and pigments, particularly for specialized applications requiring lithium salt forms.
• Functional additive in the production of specialty polymers and coatings to impart specific optical or electronic properties.
• Key component in the formulation of analytical reagents and chemical sensors due to its distinct chromophoric characteristics.
• Research and development of novel photoactive materials for optoelectronic devices.
• Used in the manufacture of inks and toners for high-resolution printing applications.
• Potential use as a catalyst or co-catalyst in specific organic synthesis reactions.

Basic Information

Product Name	3-[[4-[(4-Hydroxyphenyl)Azo]-5-Methoxy-2-Methylphenyl]Azo]Benzenesulfonic Acid Lithium Salt
CAS No.	71317-11-8
Molecular Formula	C20H16LiN4O5S
Molecular Weight	423.3 g/mol (approx.)
Synonyms	Lithium 3-[[4-[(4-hydroxyphenyl)azo]-5-methoxy-2-methylphenyl]azo]benzenesulfonate; Benzenesulfonic acid, 3-[[4-[(4-hydroxyphenyl)azo]-5-methoxy-2-methylphenyl]azo]-, lithium salt; Azo lithium salt 71317-11-8; Lithium azo dye intermediate; 3-[(4-[(4-Hydroxyphenyl)diazenyl]-5-methoxy-2-methylphenyl)diazenyl]benzenesulfonic acid lithium salt
EINECS	Contact for details

Quality Control

Our production of 3-[[4-[(4-Hydroxyphenyl)Azo]-5-Methoxy-2-Methylphenyl]Azo]Benzenesulfonic Acid Lithium Salt adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request to support your quality assurance processes.

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 nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystalline solid
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.