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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Flash point

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Administrative data

Link to relevant study record(s)

Description of key information

Flash point for 3-butyn-1-ol is 36°C.

Key value for chemical safety assessment

Flash point at 101 325 Pa:
36 °C

Additional information

Available flash point data (36 °C) is of medium adequacy to establish the classification and labelling of the substance, since it is not fully clear the primary source and if the data are experimental or estimated. As a results of an overall evaluation of the available information (flash point seems to show a trending in the category) the substance is classified as Flam. Liq. 3 H226.