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Description of key information

Relative density: 1.11 at 20°C

Key value for chemical safety assessment

Relative density at 20C:

Additional information

The relative density of 1,4 -Butynediol is 1.11 at 20° C (Hort et al. 2003), as supported by other reilable secondary sources reporting values ranging from 1.04 to 1.1 g/cm3 at 20 °C.