... field wide excellent quality and reasonable price FOB(shanghai):$24.5-26.7a kg,$24,500a T Chemical Name4-DimethylaminopyridineFormularC7H10N2Molecular weight122 ... 58-3 Quality indexAppearancewhite crystal Assay≥99.8%Moisture≤0.5%Water insoluble matter≤0.15%Purity99.8%PortShanghai Packing ... reactions,such as acylation,alkylation,etherification,and transesterfication. 214-353-5!4-Dimethylaminopyridine