Description

6-[4,4'-Bis(Diethylamino)Benzhydryl]-4-Hydroxy-1,3-Benzenedisulfonic Acid is a specialized organic compound featuring a benzhydryl core substituted with diethylamino and disulfonic acid groups. This structure is significant for its role as a key intermediate in the synthesis of advanced colorants and functional materials, where it contributes to light absorption and solubility properties. It is primarily required by manufacturers in the dyes and pigments, specialty chemical, and advanced material research sectors.

Application

• Key Intermediate for Triarylmethane Dyes: Serves as a crucial precursor in the synthesis of high-value cationic and acid dyes.
• Functional Dye Manufacturing: Used in producing dyes for applications in textiles, inks, and specialty coatings.
• Photographic Sensitizers: Acts as a component in the formulation of light-sensitive materials and photographic chemicals.
• Research & Development: Employed in academic and industrial R&D for developing novel chromophores and functional organic molecules.
• pH Indicators: Potential use in the synthesis of pH-sensitive dyes and indicators due to its hydroxy and sulfonic acid functionalities.
• Biomolecular Staining: Can be utilized in the development of stains for biological imaging and diagnostics.

Basic Information

Product Name	6-[4,4'-Bis(Diethylamino)Benzhydryl]-4-Hydroxy-1,3-Benzenedisulfonic Acid
CAS No.	69518-69-0
Molecular Formula	C29H38N2O7S2
Molecular Weight	590.75 g/mol
Synonyms	4-Hydroxy-6-[4,4-bis(diethylamino)benzhydryl]-1,3-benzenedisulfonic Acid; 4-Hydroxy-6-[bis[4-(diethylamino)phenyl]methyl]-1,3-benzenedisulfonic Acid; 6-[Bis[4-(diethylamino)phenyl]methyl]-4-hydroxy-1,3-benzenedisulfonic Acid; Benzenesulfonic acid, 6-[bis[4-(diethylamino)phenyl]methyl]-4-hydroxy-1,3-; Leuco Crystal Violet Disulfonic Acid; LCV-DS; Leuco Crystal Violet Derivative; Dye Intermediate 69518-69-0
EINECS	Contact for details

Quality Control

Our production of 6-[4,4'-Bis(Diethylamino)Benzhydryl]-4-Hydroxy-1,3-Benzenedisulfonic Acid adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC and NMR to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical data is provided with every shipment 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 a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The material is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Light yellow to beige powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 5.0%

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