Molecular Formula | C9H6CrO36* |
Molar Mass | 214.14 |
Melting Point | 163-166 °C (lit.) |
Boling Point | 78.8°C at 760 mmHg |
Vapor Presure | 101mmHg at 25°C |
Appearance | crystal |
Color | yellow |
BRN | 3571699 |
Physical and Chemical Properties | Yellow crystals. Melting point 161.5-163 °c, sublimation at 130 °c, 0.267kPa. |
Hazard Symbols | Xn - Harmful |
Risk Codes | 20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
Safety Description | 36/37 - Wear suitable protective clothing and gloves. |
UN IDs | 2811 |
WGK Germany | 3 |
RTECS | GB4700000 |
HS Code | 29310099 |
use | for organic synthesis. |
Production method | The reaction of benzene and chromium hexacarbonyl in the solvent 2-methylpyridine is obtained. The reaction system should ensure that there is no oxygen, the reflux reaction reaches 96h, and the yield is 91%. |