Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

auto-ignition temperature (liquids)
Type of information:
other: But-2-yne-1,4-diol als the most volatile flammable constituent used for evaluation of auto-ignition
Adequacy of study:
weight of evidence
Study period:
before 2018
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Reference Type:
review article or handbook
Report date:

Materials and methods

Principles of method if other than guideline:
data from handbook or collection of data
GLP compliance:
not specified

Test material

Test material form:
liquid: volatile
Specific details on test material used for the study:
test material suited for evaluation of the endpoint as test item is assumed to be worst case estimate for the substance

Results and discussion

Auto-ignition temperature (liquids / gases)
Key result
Auto-ignition temperature:
ca. 480 °C
Atm. press.:
ca. 1 atm
Remarks on result:
other: not measured, taken from Data bank
assumed to be worst case estimate

Applicant's summary and conclusion

auto flammability is higher than 200 °C
Executive summary:

an estimate was derived from a raw material which indicates that the auto flammability is higher than 200 °C