Cyclohexyl isocyanate is a clear, flammableliquid. It has a sharp, pungent odor. Molecularweight=125.19; Specific gravity (H2O:1): 0.98; Boilingpoint=168℃; Flash point=48℃ (cc). HazardIdentification (based on NFPA-704 M Rating System):Health 2, Flammability 2, Reactivity 0. Soluble in water(reaction).