Description

2-Butyne-1,4-Diol Bis(2,3,6-Trichlorobenzoate) is a specialized organic ester derivative of 2-butyne-1,4-diol, a compound with a rigid alkyne backbone. This chemical is valued for its role as a high-performance intermediate and functional additive, particularly in polymer synthesis and material science where specific steric and electronic properties are required. It is primarily sought by R&D chemists and process engineers in the advanced polymer, specialty chemical, and pharmaceutical intermediate sectors.

Application

• Polymer Modification: Acts as a cross-linking agent or chain extender in the synthesis of specialty polyesters, polyurethanes, and high-performance resins, imparting rigidity and thermal stability.
• Pharmaceutical Intermediate: Serves as a key building block in the multi-step synthesis of complex organic molecules and active pharmaceutical ingredients (APIs).
• Material Science Research: Used in academic and industrial R&D to develop novel polymeric materials with tailored mechanical and chemical properties.
• Specialty Additive: Functions as a flame retardant synergist or plasticizer modifier in specific polymer formulations, leveraging the chlorinated benzoate groups.
• Organic Synthesis Reagent: Employed in reactions where a bifunctional ester with a central alkyne unit is required for further functionalization, such as click chemistry applications.

Basic Information

Product Name	2-Butyne-1,4-Diol Bis(2,3,6-Trichlorobenzoate)
CAS No.	73758-47-1
Molecular Formula	C20H10Cl6O4
Molecular Weight	548.91 g/mol
Synonyms	2-Butyne-1,4-diyl bis(2,3,6-trichlorobenzoate); 1,4-Bis(2,3,6-trichlorobenzoyloxy)-2-butyne; 2-Butyne-1,4-diol di(2,3,6-trichlorobenzoate); 2,3,6-Trichlorobenzoic Acid 2-Butyne-1,4-diyl Ester; But-2-yne-1,4-diyl bis(2,3,6-trichlorobenzoate); 73758-47-1; 2-Butynediol bis(2,3,6-trichlorobenzoate)
EINECS	Contact for details

Quality Control

Our 2-Butyne-1,4-Diol Bis(2,3,6-Trichlorobenzoate) is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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