1H pyrazole-3-formaldehyde properties Melting point 149.0 to 153.0 ° C Boiling point 300.0 ± 13.0 ° C (Predicted) Density 1.323 Storage conditions Inertatmosphere, RoomTemperature morphology Powder to crystal Acidity coefficient (pKa) 11.20 ± 0.10 (Predicted) Color WhitChemicalbooketoOrangetoGreenCAS database 3920-50-1 (CASDataBaseReference) 1H pyrazole-3-formaldehyde Use and synthesis methods Safety information Dangerous goods label Xi, Xn Hazard Class Code 22-37/38-41 Safety Instructions 26-36/39WGKGermany3 Hazard Class IRRITANT Customs Code 293319000
China
