N,N-Dimethylformamide Dimethyl acetal(DMF-DMA) CAS# : 4637-24-5 Molecular Structure: C5H13NO2 Molecular Weight: 119.16 Appearance: Colorless Clear Liquid. Purity: 98% it is aften used as methylating agent in chemical synthesis, and also used as a intermediate in the synthesis of Quinolones . We are professional suppliers specialized in Contract Manufacture of Hydrogenation and low temperature reaction. regular products: DMF-DMA;DMPU;1,4-CHDA and so on.