Description

2-Hydroxy-5-[Bis[4-[n-Butyl-n-(2-Sodiosulfoethyl)Amino]Phenyl]Methyl]-3-Methylbenzoic Acid is a specialized, high-value organic compound featuring a complex structure with multiple functional groups, including a benzoic acid core and sulfonated aniline derivatives. This compound matters for its unique chemical properties, which make it a critical intermediate or functional component in advanced material synthesis and specialty chemical manufacturing. It is primarily needed by industries focused on developing high-performance dyes, functional polymers, and specialized chemical sensors where precise molecular architecture is required.

Application

• Functional Dye Intermediate: Serves as a key precursor in the synthesis of advanced, water-soluble azo or triphenylmethane dyes for textiles, inks, and specialty coatings.
• Polymer Additive: Used to impart specific functional groups, such as sulfonate and carboxylate, into polymer chains to enhance hydrophilicity, dyeability, or ionic character.
• Chemical Sensor Development: Acts as a molecular building block for creating selective chemosensors due to its chromogenic and ion-binding potential from the phenolic and aniline moieties.
• Research & Development: Employed in academic and industrial R&D for exploring novel organic electronic materials or supramolecular chemistry.
• Specialty Surfactant Synthesis: Its structure makes it a candidate for creating novel anionic surfactants with specific emulsifying or dispersing properties.

Basic Information

Product Name	2-Hydroxy-5-[Bis[4-[n-Butyl-n-(2-Sodiosulfoethyl)Amino]Phenyl]Methyl]-3-Methylbenzoic Acid
CAS No.	10142-91-3
Molecular Formula	C43H55N4O8S2Na2 or related salt form
Molecular Weight	~877.0 g/mol (Contact for exact salt form confirmation)
Synonyms	Benzoic acid, 2-hydroxy-5-[bis[4-[butyl(2-sulfoethyl)amino]phenyl]methyl]-3-methyl-, disodium salt; Acid Blue 90 (related dye class); C.I. 42655; Disodium 2-hydroxy-5-[bis[4-(N-butyl-N-2-sulfoethylamino)phenyl]methyl]-3-methylbenzoate; 5-[Bis[4-[butyl(2-sulfoethyl)amino]phenyl]methyl]-2-hydroxy-3-methylbenzoic acid disodium salt; Triphenylmethane derivative, sulfonated; Functionalized triphenylmethane dye intermediate
EINECS	Contact for details

Quality Control

Our production of 2-Hydroxy-5-[Bis[4-[n-Butyl-n-(2-Sodiosulfoethyl)Amino]Phenyl]Methyl]-3-Methylbenzoic Acid adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. The material is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance and regulatory needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent moisture absorption and potential degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark blue to greenish-blue powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0% (Contact for higher grade availability)
Loss on Drying	≤ 5.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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