Description

Benzoic Acid,4,4'-(21H,23H-Porphine-5,15-Diyl)Bis- is a specialized porphyrin derivative, a high-value synthetic intermediate characterized by its conjugated macrocyclic structure. This compound is critical for advanced research and development in materials science and photochemistry due to its unique optical and electronic properties. It is primarily sought by manufacturers and researchers in the fields of organic semiconductors, dye-sensitized solar cells (DSSCs), and as a precursor for novel catalysts and sensors.

Application

• Organic Electronic Materials: Key building block for the synthesis of organic semiconductors and conductive polymers used in flexible displays and transistors.
• Photovoltaic Research: Acts as a sensitizer or core component in the development of next-generation dye-sensitized solar cells (DSSCs) and organic photovoltaics (OPVs).
• Catalysis: Serves as a sophisticated ligand or precursor for metalloporphyrin catalysts used in selective oxidation and other organic transformations.
• Chemical Sensing: Utilized in the fabrication of optical and electrochemical sensors for the detection of gases, metals, or specific analytes.
• Advanced Material Synthesis: Intermediate for creating novel metal-organic frameworks (MOFs), covalent organic frameworks (COFs), and other functional porous materials.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer precursor in biomedical research for targeted cancer therapies.

Basic Information

Product Name	Benzoic Acid,4,4'-(21H,23H-Porphine-5,15-Diyl)Bis-
CAS No.	167777-26-6
Molecular Formula	C44H26N4O4
Molecular Weight	650.71 g/mol
Synonyms	5,15-Bis(4-carboxyphenyl)porphyrin; meso-Tetraphenylporphyrin-5,15-dipropionic Acid (isomer); TPP(COOH)2; 5,15-Di(p-carboxyphenyl)porphine; Dicarboxy-tetraphenylporphyrin; Porphine-5,15-diyldibenzoic acid; 4,4'-(21H,23H-Porphine-5,15-diyl)dibenzoic acid
EINECS	Contact for details

Quality Control

Our production of Benzoic Acid,4,4'-(21H,23H-Porphine-5,15-Diyl)Bis- adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity, essential for sensitive R&D and material synthesis applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light). For long-term storage, consider storing under an inert atmosphere to prevent potential oxidation.

Specification

Item	Specification
Appearance	Dark purple to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %
Solubility	Soluble in DMF, DMSO; sparingly soluble in common organic solvents

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