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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Additional information

Based on available data from multiple sources and manufacturers information, which as a whole can be considered reliable, the following physicochemical information can be derived for VNB:

 Appearance/physical state/colour

 colorless liquid with a turpentine-like odor

 Melting point (@101325Pa)

 223K

 Boiling point (@101325Pa)

 414.5K

 Density (@20C)

 864kg/m3

 Vapour pressure (@20C)

 16.5hPa

 Partition coefficient, logKow (@25C)

 3.39

 Solubility in water (@25C)

 <100mg/L

 Surface tension (200mg/l in water @20C)

 not required

 Flash point (@101325Pa)

 293K (closed cup)

 Autoignition temperature (@101325Pa)

 668K

 Flammability

 flammable

 Dissociation constant (pKa)

 does not dissociate

 Viscosity (20C)

 1.103mm2/s