Description

2-[2-[(3-Ethyl-5-Methylbenzothiazol-2(3H)-Ylidene)Methyl]But-1-Enyl]-5,6-Dimethyl-3-(3-Sulphonatopropyl)Benzothiazolium is a high-purity, water-soluble benzothiazolium dye intermediate. This compound is valued for its strong chromophoric properties and functional sulphonate group, which imparts excellent solubility and reactivity for further chemical synthesis. It is primarily sought by manufacturers in the dye, pigment, and specialty chemical industries for producing advanced colorants and functional materials.

Application

• Synthesis of Cationic Dyes: A key intermediate for producing water-soluble cationic dyes used in textile, paper, and leather industries.
• Functional Dye Manufacturing: Used in the production of specialized dyes for ink-jet printing, LCD color filters, and photographic applications.
• Biomedical Staining: Serves as a precursor for fluorescent probes and biological stains in histology and diagnostic assays.
• Photographic Sensitizers: Employed in the synthesis of spectral sensitizers for silver halide photographic emulsions.
• Laser Dye Precursor: Used in the development of tunable laser dyes and other photonic materials.
• Research & Development: A valuable building block in organic synthesis and materials science research for novel chromophores.

Basic Information

Product Name	2-[2-[(3-Ethyl-5-Methylbenzothiazol-2(3H)-Ylidene)Methyl]But-1-Enyl]-5,6-Dimethyl-3-(3-Sulphonatopropyl)Benzothiazolium
CAS No.	66096-08-0
Molecular Formula	C26H31N2O3S2+ • X-
Molecular Weight	Contact for details
Synonyms	2-[2-[(3-Ethyl-5-methyl-2-benzothiazolinylidene)methyl]-1-butenyl]-5,6-dimethyl-3-(3-sulfopropyl)benzothiazolium; Benzothiazolium, 2-[2-[(3-ethyl-5-methyl-2(3H)-benzothiazolylidene)methyl]-1-butenyl]-5,6-dimethyl-3-(3-sulfopropyl)-, inner salt; Cationic Dye Intermediate 66096-08-0; Sulphonated Benzothiazolium Dye Intermediate; Water-soluble Benzothiazole Dye Precursor
EINECS	Contact for details

Quality Control

Our production of 2-[2-[(3-Ethyl-5-Methylbenzothiazol-2(3H)-Ylidene)Methyl]But-1-Enyl]-5,6-Dimethyl-3-(3-Sulphonatopropyl)Benzothiazolium adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistent performance and batch-to-batch reliability. Certificates of Analysis (COA) detailing all specifications are provided with each shipment.

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 nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to brown powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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