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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

flash point of flammable liquids
Type of information:
experimental study
Adequacy of study:
key study
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given
according to guideline
ISO No., other: German standard method: DIN 51758
GLP compliance:
Type of method:
closed cup
Flash point:
200 °C
Atm. press.:
1 013 mBar
Executive summary:

The flash point of 4,4-methylenedicyclohexyl diisocyanate is 200 °C at 1013 mbar (Bayer AG, 1979).

Description of key information

200 °C at 1013 hPa

Key value for chemical safety assessment

Flash point at 101 325 Pa:
200 °C

Additional information


Bayer AG, 1979


German standard method: DIN 51758