Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Description of key information

Key value for chemical safety assessment

Skin sensitisation

Endpoint conclusion
Endpoint conclusion:
no study available
Additional information:

Classical skin sensitisation studies are not technically feasible as the substance is a gas at room temperature. However there is no reported evidence of skin sensitisation in humans, despite wide industrial use for many years.

Short description of key information:
There are no animal studies addressing sensitisation. However there is no reported evidence of skin sensitisation in animals or humans.

Respiratory sensitisation

Endpoint conclusion
Endpoint conclusion:
no study available
Additional information:

No data have been found concerning respiratory sensitisation and there is no evidence of respiratory tract sensitisation in either animals or humans.


Short description of key information:
There are no specific data on respiratory sensitisation.

Justification for classification or non-classification

Although there are no specific data on respiratory sensitisation, there is no evidence that classification is warranted for this end-point under CLP.