Description

4-(Diphenylamino)Benzoic Acid is a high-purity organic compound that serves as a versatile intermediate in advanced material synthesis. Its molecular structure, featuring a benzoic acid core linked to a diphenylamino group, makes it a valuable building block for creating materials with specific electronic and optical properties. This product is essential for researchers and manufacturers in the fields of organic electronics, photovoltaics, and specialty dyes.

Application

• Organic Light-Emitting Diodes (OLEDs): Used as a key intermediate in the synthesis of hole-transporting materials and host materials for display and lighting technologies.
• Photovoltaic Materials: Serves as a precursor for organic sensitizers and electron-donor materials in dye-sensitized solar cells (DSSCs) and perovskite solar cells.
• Electrochromic Devices: Employed in the development of materials that change color or opacity in response to an electrical stimulus.
• Nonlinear Optical (NLO) Materials: Acts as a building block for chromophores used in frequency doubling and optical signal processing applications.
• Specialty Dyes and Pigments: Functions as an intermediate for creating high-performance, light-fast dyes for technical applications.
• Pharmaceutical Research: Utilized as a synthetic intermediate in the discovery and development of new active pharmaceutical ingredients (APIs).

Basic Information

Product Name	4-(Diphenylamino)Benzoic Acid
CAS No.	6156-37-2
Molecular Formula	C19H15NO2
Molecular Weight	289.33 g/mol
Synonyms	4-(N,N-Diphenylamino)benzoic acid; Benzoic acid, 4-(diphenylamino)-; p-(Diphenylamino)benzoic acid; 4-Diphenylaminobenzoic acid; N,N-Diphenyl-4-aminobenzoic acid; TPD-COOH; 4-Carboxy-N,N-diphenylaniline; 4-Carboxytriphenylamine
EINECS	Contact for details

Quality Control

Our 4-(Diphenylamino)Benzoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	235 - 240 °C
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.