acid-peg-epoxide

Updated: 2026-09-13

Overview

Acid-PEG-epoxide is a versatile chemical compound characterized by its reactive epoxide group and polyethylene glycol (PEG) backbone. This combination imparts unique properties such as solubility in both water and organic solvents, making it valuable in various industrial and research applications. The compound is commonly used as a crosslinking agent or intermediate in polymer synthesis, pharmaceuticals, and coatings. Its acid functionality allows for further chemical modifications, enabling tailored applications in drug delivery systems and surface modifications. Acid-PEG-epoxide is favored for its biocompatibility and ability to form stable linkages with other functional groups, enhancing its utility in biomedical and material science fields.

Physical and Chemical Properties

Acid-PEG-epoxide exhibits a range of physical and chemical properties that make it suitable for specialized applications. The compound is typically a viscous liquid or solid, depending on its molecular weight and formulation. It is soluble in water and common organic solvents, facilitating its use in diverse chemical processes. The reactive epoxide group is a key feature, enabling the compound to participate in ring-opening reactions with nucleophiles such as amines and thiols. The PEG backbone contributes to its hydrophilicity and biocompatibility, while the acid functionality provides additional reactivity for derivatization. These properties collectively enhance its performance in polymer synthesis, drug conjugation, and surface functionalization.

Main Applications

Acid-PEG-epoxide finds widespread use in pharmaceuticals, where it serves as a linker or crosslinking agent in drug delivery systems. Its ability to form stable covalent bonds with biomolecules makes it ideal for conjugating drugs, proteins, or peptides. The compound is also employed in polymer synthesis to create hydrogels, coatings, and adhesives with tailored properties. In the coatings industry, acid-PEG-epoxide is used to modify surface properties, enhancing adhesion, durability, and biocompatibility. Additionally, it is utilized in research settings for labeling and immobilizing biomolecules on surfaces. Its versatility and reactivity make it a valuable tool in both industrial and academic laboratories.

Safety and Storage

Proper handling and storage of acid-PEG-epoxide are essential to ensure safety and maintain its integrity. The compound may cause skin and eye irritation, so personal protective equipment (PPE) such as gloves and goggles should be worn during handling. Adequate ventilation is recommended to minimize inhalation exposure. Storage conditions should include a cool, dry environment away from direct sunlight and moisture. Containers must be tightly sealed to prevent contamination or degradation. In case of spills, neutralize with appropriate absorbents and dispose of according to local regulations. Always refer to the material safety data sheet (MSDS) for specific safety guidelines.

B2B Procurement Guide

When procuring acid-PEG-epoxide, B2B buyers should prioritize quality and supplier reliability. Key factors to consider include purity, molecular weight, and the presence of any impurities. Request technical data sheets and certificates of analysis from suppliers to verify these parameters. Pricing varies based on quantity and supplier, with typical ranges between $50 and $500 per kilogram. Bulk purchases may offer cost savings, but ensure proper storage capacity to maintain product stability. Establish clear communication with suppliers regarding lead times, packaging options, and shipping conditions to avoid delays or product degradation.