| Melting point | 159-160° | 
                        
                            | Boiling point | 348.66°C (rough estimate) | 
                        
                            | Density | 1.2100 | 
                        
                            | vapor pressure | 2.7 x 10-4 Pa at 25 °C | 
                        
                            | refractive index | 1.5700 (estimate) | 
                        
                            | storage temp. | -20°C Freezer | 
                        
                            | solubility | Chloroform (Sparingly), Ethanol (Slightly), Methanol (Slightly) | 
                        
                            | pka | 5 | 
                        
                            | Water Solubility | 253 mg l-1 (pH 5.2), 150 mg l-1 (pH 7.3),
153 mg l-1 (pH 9.3) at 20 °C | 
                        
                            | color | White to Off-White | 
                        
                            | Merck | 13,3776 | 
                        
                            | BRN | 882476 | 
                        
                            | InChI | InChI=1S/C11H19N3O/c1-4-6-7-9-8(3)13-11(12-5-2)14-10(9)15/h4-7H2,1-3H3,(H2,12,13,14,15) | 
                        
                            | InChIKey | BBXXLROWFHWFQY-UHFFFAOYSA-N | 
                        
                            | SMILES | C1(NCC)=NC(C)=C(CCCC)C(=O)N1 | 
                        
                            | EPA Substance Registry System | Ethirimol (23947-60-6) |