Description

3-(2-Carboxyethyl)-2-[2-[[3-(2-Carboxyethyl)-(3H)-Benzoselenazol-2-Ylidene]Methyl]But-1-Enyl]-5-Methylbenzoselenazolium Bromide is a specialized organic selenium compound belonging to the cyanine dye family, valued for its unique photophysical and chemical properties. This compound is critical for advanced research and development in fields requiring precise light absorption and emission characteristics. It is primarily sought by manufacturers and researchers in the photovoltaic, semiconductor, and specialty chemical synthesis industries for developing next-generation materials.

Application

• Photosensitizer and Dye Component in the research and development of dye-sensitized solar cells (DSSCs) and other photovoltaic devices.
• Optical Material Precursor for the synthesis of advanced organic semiconductors and non-linear optical (NLO) materials.
• Research Chemical in academic and industrial laboratories for studying charge transfer processes and photochemical reactions.
• Fluorescent Probe Development for biological imaging and sensor applications, leveraging its selenazole-based structure.
• Specialty Chemical Intermediate in the synthesis of complex heterocyclic compounds for pharmaceutical and agrochemical research.

Basic Information

Product Name	3-(2-Carboxyethyl)-2-[2-[[3-(2-Carboxyethyl)-(3H)-Benzoselenazol-2-Ylidene]Methyl]But-1-Enyl]-5-Methylbenzoselenazolium Bromide
CAS No.	68758-81-6
Molecular Formula	C27H27BrN2O4Se2
Molecular Weight	Contact for details
Synonyms	Benzoselenazolium, 3-(2-carboxyethyl)-2-[2-[[3-(2-carboxyethyl)-3H-benzoselenazol-2-ylidene]methyl]-1-butenyl]-5-methyl-, bromide; Selenocyanine dye derivative; Cyanine dye with selenazole rings; 3H-Benzoselenazolium compound; Carboxyethyl benzoselenazolium bromide derivative; Unsymmetrical cyanine dye; Photovoltaic dye intermediate
EINECS	Contact for details

Quality Control

Our production of this high-purity specialty chemical adheres to stringent Good Manufacturing Practice (GMP) guidelines where applicable. Every batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR), to ensure consistency and meet exacting research-grade specifications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality parameters.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability. Keep the container sealed in a dry environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	Dark green to brown solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Research Grade)
Loss on Drying	≤ 2.0 %
Heavy Metals	≤ 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.