Description

4,4'-(Propane-2,2-Diyl)Dibenzoic Acid is a high-purity aromatic dicarboxylic acid derivative, serving as a critical organic intermediate and building block in advanced chemical synthesis. Its rigid, symmetrical structure makes it an essential precursor for creating high-performance polymers, liquid crystals, and pharmaceutical compounds. This product is primarily targeted at R&D laboratories and industrial manufacturers in the polymer, specialty chemical, and pharmaceutical sectors seeking reliable, high-quality raw materials.

Application

• Polymer Synthesis: A key monomer for producing high-temperature resistant polyesters, polyamides, and specialty engineering plastics.
• Liquid Crystal Materials: Used as a core building block in the synthesis of liquid crystal compounds for display technologies.
• Pharmaceutical Intermediates: Serves as a crucial intermediate in the development of active pharmaceutical ingredients (APIs).
• Metal-Organic Frameworks (MOFs): Acts as an organic linker in the construction of porous MOF materials for gas storage and catalysis.
• Cross-linking Agent: Utilized in epoxy resin systems and other thermosetting polymers to enhance mechanical properties.
• Organic Synthesis: A versatile reagent for constructing complex organic molecules in academic and industrial research.

Basic Information

Item	Detail
Product Name	4,4'-(Propane-2,2-Diyl)Dibenzoic Acid
CAS No.	7425-84-5
Molecular Formula	C17H16O4
Molecular Weight	284.31 g/mol
Synonyms	Bisphenol A Dicarboxylic Acid; 4,4'-Isopropylidenedibenzoic Acid; 2,2-Bis(4-carboxyphenyl)propane; Bisphenol A-4,4'-dicarboxylic Acid; BPA Dicarboxylic Acid; 4,4'-(1-Methylethylidene)bis[benzoic acid]; 4,4'-Carbonyldibenzoic Acid (common misnomer); BPC Acid
EINECS	Contact for details

Quality Control

Our 4,4'-(Propane-2,2-Diyl)Dibenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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
Purity (HPLC)	≥ 98.0%
Melting Point	255 - 265 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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