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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Water solubility

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Administrative data

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Description of key information

Solubility (water): 52100 mg/L at 20 °C

Key value for chemical safety assessment

Water solubility:
52 100 mg/L
at the temperature of:
20 °C

Additional information

n-Vinylpyrrolidinone has a reported solubility in water of 52100 mg/L at 20 °C (Japan CHRIP Database 2010 and SRC 2010). This value is supported by an estimated value of 49910 mg/L at 25 °C (ISP 2010).