Description

C16E4 CAS NO 5274-63-5 is a high-purity, non-ionic surfactant belonging to the tetraethylene glycol monohexadecyl ether family. This compound is valued for its excellent emulsifying, wetting, and solubilizing properties in a wide range of formulations. It serves as a critical raw material for researchers and manufacturers in the pharmaceutical, cosmetic, and advanced materials sectors. Its consistent quality and performance make it a reliable choice for demanding industrial and laboratory applications.

Application

• Pharmaceutical Formulations: Used as a solubilizing agent and emulsifier in injectable and topical drug delivery systems.
• Cosmetic & Personal Care: Acts as a mild surfactant and emulsifier in creams, lotions, and other skincare products.
• Biochemical Research: Employed in membrane protein studies and cell lysis protocols due to its non-denaturing properties.
• Industrial Emulsions: Functions as a key component in the formulation of stable oil-in-water emulsions for various industrial processes.
• Nanomaterial Synthesis: Serves as a structure-directing agent or stabilizer in the synthesis of nanoparticles and other advanced materials.
• Cleaning & Detergent Formulations: Provides effective wetting and soil suspension in specialized cleaning products.

Basic Information

Product Name	C16E4
CAS No.	5274-63-5
Molecular Formula	C24H50O5
Molecular Weight	418.66 g/mol
Synonyms	Hexadecyl tetraethylene glycol ether; Tetraethylene glycol monohexadecyl ether; C16E4; Brij® C10 (similar class); Polyoxyethylene (4) hexadecyl ether; 2-[2-[2-[2-(Hexadecyloxy)ethoxy]ethoxy]ethoxy]ethanol; PEG-4 hexadecyl ether; Ceteth-4
EINECS	226-097-1

Quality Control

Our C16E4 is manufactured under a strict quality management system. Each batch is subjected to rigorous analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets the high standards required for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

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). Keep away from strong oxidizing agents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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