CAS Registry Number

CAS 868-77-9 — 2-Hydroxyethyl methacrylate

2-Hydroxyethyl methacrylate (HEMA) is a hydrophilic monomer widely used in the production of hydrogels, adhesives, and dental materials for its ability to enhance water absorption and flexibility. It is also employed in coatings, contact lenses, and as a cross-linking agent in polymer formulations. This chemical has a CAS number of 868-77-9, with the molecular formula CH2=C(CH3)COOCH2CH2OH and a molecular weight of 130.1418. It must be stored between 2 to 8°C and carries a signal word of *Warning* for safety handling. Molekula supplies 2-Hydroxyethyl methacrylate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.