Description

Benzoic Acid, 4,4'-[(2,5-Dimethoxy-1,4-Phenylene)Di-2,1-Ethenediyl]Bis- is a specialized organic compound belonging to the class of substituted benzoic acid derivatives, featuring a conjugated bis-stilbene core. This compound matters as a high-value chemical intermediate and functional monomer critical for synthesizing advanced materials with specific optical and electronic properties. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where its unique molecular structure enables the development of novel active ingredients and performance additives.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those targeting specific biological pathways where the conjugated system is beneficial.
• Agrochemical Synthesis: Serves as a key building block for developing advanced pesticides and herbicides with enhanced efficacy and environmental profiles.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a precursor or core structure for electron-transporting or emissive layers in display and lighting technologies.
• Specialty Polymer Monomer: Incorporated into polymer chains to impart specific properties such as UV absorption, fluorescence, or thermal stability.
• Liquid Crystal and Electro-Optic Materials: Utilized in the development of components for displays and optical modulation devices due to its rigid, planar structure.
• Research & Development (R&D): Employed in academic and industrial laboratories for chemical research and the development of new functional materials.
• Dye and Pigment Intermediate: Used in the synthesis of specialized dyes and pigments for high-performance applications.
• Photoresist Components: Potential use in formulating advanced photoresists for the semiconductor manufacturing industry.

Basic Information

Product Name	Benzoic Acid, 4,4'-[(2,5-Dimethoxy-1,4-Phenylene)Di-2,1-Ethenediyl]Bis-
CAS No.	67546-17-2
Molecular Formula	C32H26O6
Molecular Weight	506.55 g/mol
Synonyms	4,4'-(2,5-Dimethoxy-1,4-phenylene)bis(2,1-ethenediyl)dibenzoic acid; 4,4'-[2,5-Dimethoxy-1,4-phenylene)di-2,1-ethenediyl]bis-benzoic acid; Bis(4-carboxystyryl)-2,5-dimethoxybenzene; 2,5-Dimethoxy-1,4-bis(4-carboxystyryl)benzene; 1,4-Bis(4-carboxystyryl)-2,5-dimethoxybenzene; (E,E)-4,4'-(2,5-Dimethoxy-1,4-phenylene)bis(ethene-2,1-diyl)dibenzoic acid; DMDCSB (common abbreviation)
EINECS	Contact for details

Quality Control

Our production of Benzoic Acid, 4,4'-[(2,5-Dimethoxy-1,4-Phenylene)Di-2,1-Ethenediyl]Bis- adheres to a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and impurity profiling, NMR and IR for structural confirmation, and elemental analysis. We provide detailed Certificates of Analysis (COA) with every shipment, ensuring traceability and compliance with your specific research or manufacturing requirements. Specifications can be developed in alignment with cGMP or other relevant quality frameworks upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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