Description

9,9'-Diselenodinonanoic Acid is a specialized organoselenium compound characterized by its unique diselenide (-Se-Se-) bridge connecting two nonanoic acid chains. This molecular structure makes it a valuable intermediate and precursor in advanced organic synthesis and materials science research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring selenium incorporation or as a building block for novel functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel selenium-containing drug candidates and bioactive molecules for therapeutic research.
• Agrochemical Synthesis: Used in the development of new fungicides, insecticides, or plant growth regulators where the diselenide moiety imparts specific biological activity.
• Polymer & Material Science: Acts as a functional monomer or cross-linking agent for creating polymers with unique redox-responsive or self-healing properties.
• Catalyst & Ligand Development: Employed in the preparation of novel organoselenium catalysts or ligands for asymmetric synthesis and other catalytic transformations.
• Nutritional & Biochemical Research: Investigated as a synthetic analog or precursor for studying selenium metabolism and the role of seleno-compounds in biological systems.
• Surface Modification Agent: Potential use in modifying material surfaces to introduce specific chemical functionalities via the reactive carboxylic acid groups.

Basic Information

Product Name	9,9'-Diselenodinonanoic Acid
CAS No.	22686-33-5
Molecular Formula	C18H34O4Se2
Molecular Weight	489.39 g/mol
Synonyms	Diselenobis(nonanoic acid); Nonanediselenoic acid; 9,9'-Diselanediylbis(nonanoic acid); Bis(8-carboxyoctyl) diselenide; 9,9'-Diselenodiyldinonanoic acid; 9,9'-Diselanediyldinonanoic acid; Dinonanoic acid diselenide
EINECS	Contact for details

Quality Control

Our 9,9'-Diselenodinonanoic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with every shipment, which include data from techniques such as HPLC, NMR, and elemental analysis. Our quality commitment ensures the material meets the stringent requirements for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its light-sensitive nature, the container should be opaque or kept in dark conditions. Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Selenium Content	Theoretical: ~32.2%
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.