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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint summary

Administrative data

Description of key information

The substance has no phys-chem properties requiring classification.

Since a,a,a',a'-tetramethyl-m-xylene-a,a'-diol is a transported intermediate, no further testing is required.

a,a,a',a'-tetramethyl-m-xylene-a,a'-diol is a white organic powder. So: The substance is not an aerosol nor a gas.

The melting range of α,α,α',α'-tetramethyl-m-xylene-α,α'-diol is134 - 139°C.

The calculated boiling range of α,α,α',α'-tetramethyl-m-xylene-α,α'-diol is 275.6-315.6°C at 760 Torr.

The relative density of α,α,α’,α’-tetramethyl-m-xylene-α,α-diol is 1.184.

Granulometry:There is no inhalation risk related to α,α,α',α'-tetramethyl-m-xylene-α,α-diol.

The calculated vapour pressure of α,α,α',α'-tetramethyl-m-xylene-α,α'-diol is 0.00068 Torr (=0.091Pa) at 25 °C.

The partition coefficient log Pow of α,α,α',α'-tetramethyl-m-xylene-α,α'-diol is 1.6.

The water solubility of α,α,α',α'-tetramethyl-m-xylene-α,α'-diol is 2.66 g/L at 20°C and pH 6.

No surface tension is expected.

α,α,α',α'-tetramethyl-m-xylene-α,α'-diol is non flammable, not self-reactive, not self-heating, non exposive and is not considered as an oxidizing substance.

Additional information