Description

4,7,10,13,16-Pentaoxaheptadecanoic Acid, 17-Phenyl- is a specialized polyether carboxylic acid derivative, distinguished by its unique structure incorporating a phenyl-terminated poly(ethylene glycol) chain. This compound matters as a versatile building block and functional intermediate, offering a combination of hydrophilic polyether properties and the reactivity of a carboxylic acid group. It is primarily needed by researchers and manufacturers in the pharmaceutical, polymer, and specialty chemical industries for applications such as polymer modification, surface functionalization, and the synthesis of complex conjugates.

Application

• Pharmaceutical Intermediates: Used in the synthesis of prodrugs, drug-polymer conjugates, and targeted delivery systems to enhance solubility and bioavailability.
• Polymer Chemistry: Serves as a functional monomer or chain-transfer agent for creating amphiphilic block copolymers and surface-active polymers.
• Surface Modification: Acts as a linker or coating agent for modifying material surfaces (e.g., nanoparticles, medical devices) to improve biocompatibility and functionality.
• Ligand and Chelator Synthesis: Employed in the development of chelating agents and ligands for catalysis or diagnostic imaging applications.
• Specialty Surfactants & Emulsifiers: Utilized in formulating high-performance surfactants for niche industrial and cosmetic applications.
• Crosslinking Agent: Functions as a reactive component in the synthesis of hydrogels and crosslinked polymer networks.

Basic Information

Product Name	4,7,10,13,16-Pentaoxaheptadecanoic Acid, 17-Phenyl-
CAS No.	2514948-41-3
Molecular Formula	C21H34O8
Molecular Weight	414.49 g/mol
Synonyms	17-Phenyl-4,7,10,13,16-pentaoxaheptadecanoic acid; 2-[2-[2-[2-[2-(2-Phenoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]acetic acid; PEG5-phenyl ether acetic acid; mPEG5-acetic acid (phenyl-capped); α-Phenyl-ω-carboxypentaethylene glycol; Phenyl-PEG5-acid; 17-Phenoxy-3,6,9,12,15-pentaoxaheptadecanoic acid
EINECS	Contact for details

Quality Control

Our 4,7,10,13,16-Pentaoxaheptadecanoic Acid, 17-Phenyl- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity assessment and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) with detailed specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%

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