1、Product Name:Cyclopentadiene Manganese Tricarbonyl (abbreviated as CMT), chemical molecular formula：C
5H
5Mn(CO)
3CMT (Cyclopentadiene Manganese Tricarbonyl) is an unleaded gasoline additive that can replace tetraethyl lead.
2、Physicochemical properties：Physical and chemical indicators of solid CMT
| Item |
Unit |
Indicator |
| |
|
|
| Appearance |
|
Yellow powder-like crystals |
| Manganese content（20℃） |
weight，% |
≥26 |
| Density（20℃） |
g/cm3 |
1.45±0.05 |
| Purity |
% |
≥98 |
| Weight Loss |
% |
≤4 |
| Melting point |
℃ |
≈76 |
| Solubility |
Gasoline |
Easy to dissolve |
Physicochemical indicators of CMT solution
| Item |
Unit |
Indicator |
| Appearance |
|
Light yellow and transparent liquid |
| Manganese content（20℃） |
weight，% |
≥5.3 |
| Density（20℃） |
g/cm3 |
0.925-0.965 |
| Condensation point |
℃ |
≤－30 |
| Closed cup flash point |
℃ |
≥45 |
| H2O |
% |
≤0.1 |
| Composition of components |
CMT，% |
≥20 |
| Solubility |
Gasoline |
Easy to dissolve |
