Substance Information

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REACH Registration data can be found in the new ECHA CHEM database. The old ‘Registered substance factsheets’ will be available on this web site during the transition period but have not been updated since 19 May 2023. More

 

Ketene

EC / List no.: 207-336-9

CAS no.: 463-51-4

Mol. formula: C2H2O

formula
GHS02: Flammable GHS05: Corrosive GHS06: Acute Toxicity

Danger! According to the classification provided by companies to ECHA in CLP notifications this substance is fatal if inhaled, is toxic if swallowed, is an extremely flammable gas, causes serious eye damage, causes skin irritation and may cause respiratory irritation.

The InfoCard summarises the non-confidential data on substances as held in the databases of the European Chemicals Agency (ECHA), including data provided by third parties. The InfoCard is automatically generated. Information requirements under different legislative frameworks may therefore not be up–to–date or complete. Substance manufacturers and importers are responsible for consulting official publications. This InfoCard is covered by the ECHA Legal Disclaimer.

ECHA logo about INFOCARD - Last updated: 06/09/2023