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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:
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).
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