Molecular Formula | C11H19N3O |
Molar Mass | 209.29 |
Density | 1.2100 |
Melting Point | 159-160° |
Boling Point | 348.66°C (rough estimate) |
Flash Point | 139°C |
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 |
Solubility | Chloroform (Sparingly), Ethanol (Slightly), Methanol (Slightly) |
Vapor Presure | 2.7 x 10-4 Pa at 25 °C |
Appearance | neat |
Color | White to Off-White |
Merck | 13,3776 |
BRN | 882476 |
pKa | 5 |
Storage Condition | -20°C Freezer |
Refractive Index | 1.5700 (estimate) |
Physical and Chemical Properties | White crystals. Melting point 159-160 °c. The vapor pressure at 25 °c was 0.267 x 10-3Pa. Solubility in water at 25 °c 200mg/L. Soluble in chloroform, trichloroethylene, strong acid and strong alkali solution, slightly soluble in ethanol, almost insoluble in acetone, more stable to heat. |
Hazard Symbols | Xn - Harmful |
Risk Codes | 21 - Harmful in contact with skin |
Safety Description | 36/37 - Wear suitable protective clothing and gloves. |
WGK Germany | 1 |
RTECS | UW7380000 |
Toxicity | LD50 orally in rats: 4000 mg/kg (Bebbington) |