Appendices 1-18 to: Report on the Health Effects of Selected Pesticide Coformulants

Appendix 16: Cyclohexanone 
120     General description

120.1     Identity
120.2     Physical / chemical properties

120.1     Identity

Molecular formula: C6H10O

Structural formula:          

                                      Formula

 

Molecular weight:            98.14

CAS-no.:                        108-94-1

Synonyms:                      Cyclohexyl ketone

                                      Ketohexamethylene

                                      Pimelic ketone

                                      Ketocyclohexane

                                      Oxocyclohexane

                                      Sextone

120.2     Physical / chemical properties

Description:                    Cyclohexanone is a colourless to pale yellow oily liquid with peppermint and acetone odour.

Melting point:                  -32.1°C

Boiling point:                   155.6°C

Density:                          0.948 g/ml at 20°C

Vapour pressure:             3.38 mmHg (4.5 hPa) at 20°C

Concentration of

saturated vapours:           4447 ppm (17800 mg/m3) at 20°C, 1 atm (calculated)

Conversion factor:           1 ppm = 4.08 mg/m3        at 20°C and 1 atm

                                      1 mg/m3 = 0.25 ppm

Solubility:                        Water: 80 g/l at 20°C

                                                   

LogPoctanol/water:                0.81

References:                    IARC (1989), ACGIH (1991), DECOS (1993), OEL (1993), ChemFinder (2002).