Molecular Weight - Formula - Match Compounds Sub-Structure Exact Match Open here and redraw the structure. Search Search Results Total 2305 Results 2 Per page 10 20 30 40 50 60 70 80 90 100 ID 1489 Basic Normal Phase Afatinib CHIRALPAK® IE ( 4.6 x 250 mm 5 µm ) methanol / methyl tert-butyl ether / diethylamine = 80 / 20 / 0.1 ID 1656 Basic Normal Phase Afatinib CHIRALPAK® IE ( 4.6 x 250 mm 5 µm ) methyl tert-butyl ether / methanol / diethylamine = 20 / 80 / 0.1