Description

Benzoic Acid, 4,4'-(1,3-Butadiyne-1,4-Diyl)Bis- is a specialized organic compound featuring a conjugated diyne core symmetrically linked to benzoic acid groups. This unique molecular architecture makes it a valuable building block and intermediate for advanced material synthesis and pharmaceutical research. It is primarily sought by R&D chemists and process engineers in the fine chemical, pharmaceutical, and material science industries for developing novel polymers, ligands, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates and active pharmaceutical ingredients (APIs).
• Polymer & Material Science: Acts as a monomer or cross-linking agent for synthesizing conjugated polymers, specialty polyesters, and advanced organic materials with tailored optical or electronic properties.
• Ligand Synthesis: Used to prepare sophisticated chelating ligands for catalysis and metal-organic frameworks (MOFs).
• Organic Synthesis Building Block: Employed in Sonogashira coupling and other cross-coupling reactions to construct complex molecular architectures for research purposes.
• Agrochemical Research: Investigated as an intermediate for developing novel crop protection agents and herbicides.
• Dye & Pigment Intermediate: Utilized in the synthesis of organic dyes and pigments with specific chromophoric properties.

Basic Information

Product Name	Benzoic Acid, 4,4'-(1,3-Butadiyne-1,4-Diyl)Bis-
CAS No.	116075-75-3
Molecular Formula	C18H10O4
Molecular Weight	290.27 g/mol
Synonyms	4,4'-(Buta-1,3-diyne-1,4-diyl)dibenzoic Acid; 1,4-Di(4-carboxyphenyl)-1,3-butadiyne; Diphenylbutadiyne-4,4'-dicarboxylic Acid; p,p'-Diphenylbutadiyne-4,4'-dicarboxylic Acid; 4,4'-Bis(carboxyphenyl)-1,3-butadiyne; DPDDA; BDB Acid
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 4,4'-(1,3-Butadiyne-1,4-Diyl)Bis- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles. Our quality systems support development from research to commercial scale, ensuring reliable supply for critical applications.

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 sources of ignition. The compound may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (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.