Safety Reference
Danger
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
CAS 75-56-9
Propylene oxide is an industrial chemical primarily used as an intermediate in the production of polyethers and propylene glycol. It has been identified as a potential human carcinogen by an independent committee of scientific and health experts.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for Propylene oxide (CAS 75-56-9) is 2910.20.
2910.20
2910 20 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
2-methyloxirane
GOOHAUXETOMSMM-UHFFFAOYSA-N
CC1CO1