Description

4,4'-Selenodibutyric Acid is an organoselenium compound featuring a central selenium atom linking two butyric acid chains. This unique structure makes it a valuable intermediate and precursor in the synthesis of novel selenium-containing materials and biologically active molecules. It is primarily sought by research institutions and industrial R&D departments focused on advanced materials science, pharmaceutical development, and organic synthesis.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing novel selenium-based drug candidates and bioactive compounds.
• Organic Synthesis Reagent: Used as a versatile precursor in the preparation of organoselenium ligands, catalysts, and functional polymers.
• Materials Science Research: Investigated for the development of selenium-containing polymers, liquid crystals, and advanced functional materials.
• Biochemical Research: Serves as a model compound or precursor in studies related to selenium metabolism and antioxidant mechanisms.
• Chemical Synthesis: Employed in the synthesis of complex molecules where the selenodioxy bridge imparts specific electronic or structural properties.

Basic Information

Product Name	4,4'-Selenodibutyric Acid
CAS No.	20846-67-7
Molecular Formula	C8H14O4Se
Molecular Weight	253.16 g/mol
Synonyms	4,4'-Diselanediylbis(butanoic acid); Butanedioic acid, 4,4'-diselanediylbis-; Selenobis(butyric acid); 4,4'-Selenobis(butanoic acid); Bis(3-carboxypropyl) diselenide (oxidized form context); Diselenodibutyric Acid (common name); 20846-67-7 (CAS registry)
EINECS	Contact for details

Quality Control

Our 4,4'-Selenodibutyric Acid is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, impurity profile, and physical characteristics. We adhere to cGMP principles where applicable to support our clients in research and development.

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). Keep away from incompatible materials such as strong oxidizing agents and bases. Due to its light-sensitive nature, minimize exposure to direct light during handling.

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
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.5%
Water Content (KF)	< 1.0%

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