Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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EC number: 247-722-4 | CAS number: 26471-62-5
Endpoint summary
Administrative data
Description of key information
Additional information
Appearance; clear colourless liquid
Melting point; 9.5°C for 80:20TDI; 4°C for 65:35TDI
Boiling range; 252 to 254°C for 80:20TDI; 253 to 255°C for 65:35TDI
Relative density; 1.22 at 20°C for both 80:20TDI and 65:35TDI
Vapour pressure; 0.015hPa for 80:20TDI (calculated); 0.014hPa for 65:35TDI (calculated)
Partition coefficient; 3.43 at 22°C
Water solubility; 124mg/litre at 25°C
Flash point; 132°C for 80:20TDI; 128°C for 65:35TDI
Autoflammability; >595°C
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