Description

4,4'-Biphenylenebis(2-Oxoethylene)Bis(Diethyl(3-Hydroxypropyl)Ammonium) Dibromide is a specialized quaternary ammonium salt with a biphenyl core, designed for advanced applications requiring cationic functionality and specific molecular architecture. This compound matters for its potential as a key intermediate or functional additive in high-performance materials and life sciences, where its structure imparts unique properties like surface activity, complexation, or biological activity. It is needed by researchers and manufacturers in pharmaceutical development, polymer science, and specialty chemical synthesis seeking to leverage its bifunctional, cationic nature.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting specific receptors or requiring quaternary ammonium groups for enhanced bioavailability or activity.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating functional polymers, ion-exchange resins, or smart materials with responsive properties.
• Surface Modification Agent: Employed to impart cationic charges to surfaces for antimicrobial coatings, improved adhesion, or in the preparation of chromatographic stationary phases.
• Catalysis & Ligand Synthesis: Serves as a precursor for phase-transfer catalysts or as a ligand framework in coordination chemistry for metal complexation.
• Life Sciences Research: Utilized in biochemical studies as a tool compound for investigating membrane interactions, gene delivery vectors (non-viral transfection agents), or enzyme inhibition.
• Specialty Surfactants: Functions as a key component in the formulation of specialized cationic surfactants for niche industrial or cosmetic applications.

Basic Information

Item	Details
Product Name	4,4'-Biphenylenebis(2-Oxoethylene)Bis(Diethyl(3-Hydroxypropyl)Ammonium) Dibromide
CAS No.	77985-01-4
Molecular Formula	C30H48Br2N2O4
Molecular Weight	660.53 g/mol
Synonyms	1,1'-(1,4-Phenylenebis(2-oxo-2,1-ethanediyl))bis[1-aza-4-azoniabicyclo[2.2.2]octane, dibromide]; Biphenyl-4,4'-diylbis(2-oxoethane-2,1-diyl) bis(diethyl(3-hydroxypropyl)ammonium) dibromide; 4,4'-Bis[2-(diethyl(3-hydroxypropyl)ammonio)acetyl]biphenyl dibromide; Quaternary Ammonium Salt 77985-01-4; Biphenyl-based bis-quat; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4,4'-Biphenylenebis(2-Oxoethylene)Bis(Diethyl(3-Hydroxypropyl)Ammonium) Dibromide is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications are provided and available upon request. We support development and cGMP-grade production for pharmaceutical applications, with quality standards tailored to meet specific project requirements.

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 compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using desiccants or storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%

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