1122-58-3 4-二甲氨基吡啶 4-Dimethylaminopyridine

熔点 

112 °C

沸点 

162 °C

密度 

0.906 g/mL at 25 °C

蒸气压

0.169 hPa at 20 °C

折射率 

n20/D 1.431

闪点 

110 °C

储存条件 

Store below +30°C.

溶解度 

methanol: 50 mg/mL, clear

酸度系数(pKa)

pKa (20°): 9.7

形态

prilled

颜色

off-white to yellow

气味 (Odor)

characteristic odor

PH值

11 (60g/l, H2O, 20℃)

酸碱指示剂变色ph值范围

9.7 (10% aq soln)

水溶解性 

76 g/L (25 ºC)

Merck 

14,3389

BRN 

110354

稳定性

Stable. Incompatible with acids, oxidizing agents.