Description

44Bis24Dimethoxybenzamido22Stilbenedisulphonicaciddisodiumsalt is a high-purity, synthetic organic compound belonging to the stilbene disulfonate class. This compound is valued for its unique photophysical properties and serves as a critical intermediate and functional additive in advanced material science. It is primarily sought by manufacturers and R&D facilities in the optical brightening agent (OBA), specialty polymer, and fine chemical synthesis sectors for its performance-enhancing characteristics.

Application

• Optical Brightening Agent (OBA) Intermediate: A key precursor in the synthesis of high-efficiency fluorescent whitening agents for paper, textiles, and detergents.
• Fluorescent Probe & Dye Synthesis: Used in the development of specialized dyes and molecular probes for biological staining and diagnostic applications.
• Polymer Additive: Incorporated into certain polymers to modify light absorption and emission properties for specialty films and coatings.
• Photochemical Research: Serves as a model compound in academic and industrial research studying photoisomerization and energy transfer processes.
• Liquid Crystal Displays (LCD): Potential use as an additive in liquid crystal formulations to influence optical characteristics.
• Analytical Chemistry Standard: Employed as a reference standard in chromatographic analysis and quality control of related chemical products.

Basic Information

Product Name	44Bis24Dimethoxybenzamido22Stilbenedisulphonicaciddisodiumsalt
CAS No.	6416-25-7
Molecular Formula	C30H26N2Na2O10S2
Molecular Weight	688.63 g/mol
Synonyms	4,4'-Bis[(4-anilino-6-morpholino-1,3,5-triazin-2-yl)amino]stilbene-2,2'-disulfonic acid disodium salt; Tinopal UNPA-GX; Fluorescent Brightener 220; Stilbene triazine brightener; FBA 220; 4,4'-Bis(4-anilino-6-morpholino-s-triazin-2-yl)amino-2,2'-stilbenedisulfonic acid disodium salt; Blankophor BBH
EINECS	229-127-6

Quality Control

Our 44Bis24Dimethoxybenzamido22Stilbenedisulphonicaciddisodiumsalt is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for industrial and research applications. Certificates of Analysis (COA) detailing batch-specific results are provided to guarantee traceability and performance consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place 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	Light yellow to yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
pH (1% Solution)	7.0 - 9.0
Solubility	Soluble in water

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