Description

2-Methyl-3-(3-Sulfopropyl)-Naphth[2,3-D]Oxazolium Inner Salt is a specialized zwitterionic compound, also known as a betaine, featuring a naphthoxazolium core. This product is valued for its unique chemical structure, which imparts excellent water solubility and surfactant properties, making it a versatile intermediate in advanced material synthesis. It is primarily sought by research and development teams in the specialty chemical, pharmaceutical, and material science industries for applications requiring precise molecular design and functionalization.

Application

• Key intermediate in the synthesis of fluorescent dyes and probes for bioimaging and diagnostic assays.
• Building block for photoinitiators and photopolymerization agents used in advanced coatings and inks.
• Precursor in the development of functional surfactants and zwitterionic polymers with applications in personal care and specialty detergents.
• Component in the research of organic electronic materials, including OLEDs and conductive polymers.
• Used in the preparation of chromogenic substrates for enzymatic detection systems in analytical biochemistry.
• Starting material for ligand synthesis in coordination chemistry and catalysis research.

Basic Information

Product Name	2-Methyl-3-(3-Sulfopropyl)-Naphth[2,3-D]Oxazolium Inner Salt
CAS No.	127125-60-4
Molecular Formula	C₁₇H₁₇NO₄S
Molecular Weight	331.39 g/mol
Synonyms	2-Methyl-3-(3-sulfopropyl)benzoxazolium, inner salt; Naphth[2,3-d]oxazolium, 2-methyl-3-(3-sulfopropyl)-, hydroxide, inner salt; 3-(2-Methylnaphth[2,3-d]oxazol-3-ium-3-yl)propane-1-sulfonate; Betaine 2-Methyl-3-(3-Sulfopropyl)-Naphth[2,3-D]Oxazolium; SPNO; Naphthoxazolium Betaine; 2-Methyl-3-(3-sulfopropyl)naphth[2,3-d]oxazol-3-ium
EINECS	Contact for details

Quality Control

Our 2-Methyl-3-(3-Sulfopropyl)-Naphth[2,3-D]Oxazolium Inner Salt is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP standards for advanced material and pharmaceutical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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