Description

2-(Diphenylphosphino)Benzoic Acid is a versatile organophosphorus ligand and building block characterized by its benzoic acid backbone and diphenylphosphino substituent. This bifunctional structure makes it a critical component for constructing sophisticated catalysts and functional materials in advanced chemical synthesis. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for applications in asymmetric catalysis and material science.

Application

• As a monodentate or bidentate ligand in transition metal-catalyzed cross-coupling reactions (e.g., Suzuki, Heck).
• Key precursor for synthesizing chelating phosphine ligands with carboxylic acid functionality for catalyst immobilization.
• Building block in the research and development of pharmaceutical intermediates, particularly for active pharmaceutical ingredients (APIs).
• Component in the synthesis of advanced materials and metal-organic frameworks (MOFs).
• Use in asymmetric hydrogenation and other stereoselective transformations.
• Intermediate for agrochemical product development.
• Modifier for surfaces and polymers to introduce phosphine functionality.

Basic Information

Product Name	2-(Diphenylphosphino)Benzoic Acid
CAS No.	17261-28-8
Molecular Formula	C19H15O2P
Molecular Weight	306.30 g/mol
Synonyms	(2-Carboxyphenyl)diphenylphosphine; 2-(Diphenylphosphanyl)benzoic acid; Benzoic acid, 2-(diphenylphosphino)-; Diphenyl(2-carboxyphenyl)phosphine; o-(Diphenylphosphino)benzoic acid; 2-Diphenylphosphinobenzoic acid; 2-(DPP)Benzoic Acid
EINECS	Contact for details

Quality Control

Our 2-(Diphenylphosphino)Benzoic Acid is manufactured under strict quality management systems. 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 area at room temperature (15-25°C). This material is light-sensitive and should be stored away from light. Keep container tightly sealed when not in use to minimize exposure to air.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0%
Melting Point	Contact for details

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