CHEMISTRY
Products
AboutSafetyClientsContacts

Ethylene oxide

Ethylene oxide chemical structure
CAS Number75-21-8
FormulaC2H4O
Mol. Weight44.05 g/mol

What is Ethylene oxide?

Ethylene oxide is a chemical compound with CAS number 75-21-8 and molecular formula C2H4O. It is used in various industrial and research applications.

Applications

Useful monomer for the synthesis of poly(ethylene oxides) and glycols

Specifications

Molecular Weight

44.05 g/mol

Assay/Purity

≥99.8%

Boiling Point

10.7 °C(lit.)

Density

0.882 g/mL at 25 °C(lit.)

Safety Information

GHS02GHS02
GHS04GHS04
GHS06GHS06
GHS08GHS08
Signal Word

Danger

Hazard Statements

H220-H280-H315-H319-H331-H335-H340-H350

Precautionary Statements

P201-P210-P261-P305 + P351 + P338-P311-P410 + P403

Required PPE

Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)

Melting Point

−111 °C(lit.)

EC Number

200-849-9

WGK Germany

2

Frequently Asked Questions