Description

2-ethanediyl), .alpha.-[1,1'-biphenyl]-4-yl-.omega.-hydroxy-Poly(oxy-1 。 p-Phenylphenoxy polyethylene glycol 。 α-(1,1'-biphenyl)-4-ω-hydroxy-poly(oxy-2-ethanediyl)。 α-(1,1'-biphenyl)-4-ω-hydroxypoly(oxy-1,2-ethanediyl) 。 para-phenylphenoxypolyethylene glycol 。 α-[1,1'-biphenyl]-4-yl- omega -hydroxy-poly(oxy-2-ethanediyl) 。 α-(1,1'-biphenyl)-4-ω-hydroxy-poly(oxy-2-ethanediyl) is a specialized non-ionic surfactant and polymeric material belonging to the class of biphenyl-terminated polyethylene glycols. This compound is valued for its unique combination of hydrophobic biphenyl groups and a hydrophilic poly(ethylene oxide) chain, offering excellent surface activity and compatibility. It is primarily utilized in advanced material science and specialty chemical formulations where precise molecular architecture is required. Industries such as pharmaceuticals, agrochemicals, and performance polymers rely on this chemical for its role as a stabilizer, dispersant, or functional polymer building block.

Application

• Pharmaceutical Excipient: Used as a solubilizing agent, stabilizer, or component in controlled-release drug delivery systems.
• Agrochemical Formulations: Acts as an effective emulsifier, dispersant, or adjuvant in pesticides and herbicides.
• Polymer Additive: Serves as a compatibilizer or plasticizer in specialty polymer blends and composites.
• Surface Modification Agent: Employed to modify surface properties of materials for improved wettability or adhesion.
• Research & Development: Used as a key intermediate or building block in organic synthesis and material science research.
• Dispersant for Pigments/Nanoparticles: Provides steric stabilization in advanced coatings, inks, and nano-material suspensions.

Basic Information

Product Name	2-ethanediyl), .alpha.-[1,1'-biphenyl]-4-yl-.omega.-hydroxy-Poly(oxy-1 。 p-Phenylphenoxy polyethylene glycol 。 α-(1,1'-biphenyl)-4-ω-hydroxy-poly(oxy-2-ethanediyl)。 α-(1,1'-biphenyl)-4-ω-hydroxypoly(oxy-1,2-ethanediyl) 。 para-phenylphenoxypolyethylene glycol 。 α-[1,1'-biphenyl]-4-yl- omega -hydroxy-poly(oxy-2-ethanediyl) 。 α-(1,1'-biphenyl)-4-ω-hydroxy-poly(oxy-2-ethanediyl)
CAS No.	28761-54-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details (Polymer with variable chain length)
Synonyms	p-Phenylphenoxy polyethylene glycol; α-(1,1'-Biphenyl)-4-yl-ω-hydroxypoly(oxy-1,2-ethanediyl); 4-(4-Biphenylyloxy)polyethylene glycol; Poly(oxy-1,2-ethanediyl), α-(1,1'-biphenyl)-4-yl-ω-hydroxy-; PEGylated 4-phenylbiphenyl ether; Biphenyl-PEG-OH; Hydroxy-terminated biphenyl-PEG; Polyethylene glycol mono(4-biphenylyl) ether
EINECS	Contact for details

Quality Control

Our α-(1,1'-biphenyl)-4-ω-hydroxy-poly(oxy-2-ethanediyl) products undergo rigorous quality testing to ensure compliance with industry standards and batch-to-batch consistency. Quality assurance protocols include verification of molecular weight distribution, functional group content, and purity. Certificates of Analysis (COA) detailing specific parameters are available upon request. We adhere to cGMP guidelines where applicable to support demanding pharmaceutical and agrochemical applications.

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 hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white waxy solid or viscous liquid
Identification (IR)	Conforms to structure
Assay (Functional Group)	≥95.0%
Average Molecular Weight (GPC)	As per customer grade requirement
Water Content (KF)	≤1.0%
Residue on Ignition	≤0.1%

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