Description

2-Selenophenecarboxylic Acid, 5-Formyl- (8Ci,9Ci) is a specialized organoselenium compound featuring both carboxylic acid and formyl functional groups on a selenophene heterocycle. This unique structure makes it a valuable high-purity building block for advanced chemical synthesis and materials science research. It is primarily utilized by pharmaceutical R&D teams and specialty chemical manufacturers developing novel compounds with specific electronic or catalytic properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those exploring selenium's biological activity.
• Ligand Synthesis: Used to create complex ligands for coordination chemistry and catalysis, leveraging the selenophene moiety's electronic characteristics.
• Organic Electronic Materials: Acts as a monomer or dopant in the research and development of conductive polymers and organic semiconductors.
• Chemical Research: Employed in academic and industrial R&D for studying heterocyclic chemistry and selenium-based reaction mechanisms.
• Specialty Polymer Additive: Investigated for use in creating polymers with enhanced stability or specific optical properties.

Basic Information

Product Name	2-Selenophenecarboxylic Acid, 5-Formyl- (8Ci,9Ci)
CAS No.	13706-26-8
Molecular Formula	C6H4O3Se
Molecular Weight	203.06 g/mol
Synonyms	5-Formyl-2-selenophenecarboxylic acid; 5-Formylselenophene-2-carboxylic acid; 2-Selenophenecarboxaldehyde-5-carboxylic acid; Selenophene-2,5-dicarboxaldehyde (mono-acid); 5-Carboxyselenophene-2-carboxaldehyde; 2-Carboxyselenophene-5-carboxaldehyde
EINECS	Contact for details

Quality Control

We supply high-purity research and development grades of this specialty chemical. Our products undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its light-sensitive nature, the container should be kept in the original packaging or an opaque secondary container until use.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.5%

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