... chemical intermediates 2 yearly phosgene capacity:50000tons DescriptionIndexNameButyl isocyanateSynonyms n-Butyl isocyanate Appearance Colorless transparent LiquidMolecular FormulaC5H9NOMolecular Weight99.13Density0.88Boiling point112 ... TC, Aldicarb TC, Carbaryl TC, Isoprocarb TC, Fenobucarb TC etc. Butyl isocyanate 98%