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Product Name |
4-Dimethylaminopyridine |
||
Formula |
C7H10N2 |
Molecular Weight |
122.17 |
CAS NO. |
1122-58-3 |
Quantity |
500KG |
Items |
Specification |
Results |
Appearance |
White to off-white crystal |
Conforms |
Assay |
≥99% |
99.63% |
Loss on drying |
≤0.8% |
0.28% |
CONCLUSION |
The result conform with standard |
Melting point: 112 ° C
Boiling point: 162 ° C
Density: 0.906g/mlat25 ° C
Vapor pressure: 0.169hpaat20 ° C
Refractive index: n20/d1.431
Flash point: 110 ° C
Storage condition: storelow+30 ° C
Solubility: methanol:50mg/ml, clear
Acidity coefficient: (PKA) PKA (20 °): 9.7
PH value: 11 (60g/l, H2O, 20 ℃)
Odor: (odor) characteristicodor
PH value range of acid-base indicator discoloration: 9.7 (10%aqsoln)
4-dimethylaminopyridine is a new and efficient catalyst widely used in chemical synthesis. It has high catalytic capacity in acylation, alkylation, etherification and other types of reactions in organic synthesis, drug synthesis, pesticides, dyes, spices and other synthesis, and has a very obvious effect on improving yield.