Description

2-(Diphenylphosphino)Terephthalic Acid is a specialized bifunctional organic compound that combines a terephthalic acid backbone with a diphenylphosphino substituent. This unique structure makes it a valuable ligand precursor and building block in advanced material science and catalysis. It is primarily used by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel catalysts and functional materials.

Application

• Catalyst Ligand Synthesis: Serves as a key precursor for constructing sophisticated phosphine-based ligands used in cross-coupling reactions (e.g., Suzuki, Heck).
• Pharmaceutical Intermediates: Employed in the research and development of active pharmaceutical ingredients (APIs), particularly where metal-catalyzed steps are involved.
• Metal-Organic Frameworks (MOFs): Acts as a functional linker molecule to create MOFs with tailored porosity and catalytic properties.
• Polymer Modification: Used to introduce phosphino and carboxylic acid functionalities into polymer chains, enhancing properties like metal chelation or adhesion.
• Agrochemical Research: Functions as an intermediate in the synthesis of novel crop protection agents and plant growth regulators.
• Material Science: Applied in the development of advanced coatings, sensors, and electronic materials due to its dual functional groups.

Basic Information

Product Name	2-(Diphenylphosphino)Terephthalic Acid
CAS No.	1537175-69-1
Molecular Formula	C20H15O4P
Molecular Weight	350.31 g/mol
Synonyms	2-(Diphenylphosphanyl)terephthalic acid; 1,4-Benzenedicarboxylic acid, 2-(diphenylphosphino)-; Terephthalic acid, 2-(diphenylphosphino)-; 2-Diphenylphosphinoterephthalic acid; DPTPA; 2-(DPP)Terephthalic Acid; 2-(Diphenylphosphino)-1,4-benzenedicarboxylic Acid
EINECS	Contact for details

Quality Control

Our 2-(Diphenylphosphino)Terephthalic Acid is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity, the material should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation and stored away from strong acids and oxidizing agents.

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.