1-(2-Isopropylpyrazolo(1,5-a)pyridin-3-yl)-2-methyl-1-propanone 1-Propanone, 2-methyl-1-(2-(1-methylethyl)pyrazolo(1,5-a)pyridin-3-yl)- 3-Isobutyryl-2-isopropylpyrazolo(1,5-a)pyridine 5-24-03-00396 (Beilstein Handbook Reference) 50847-11-5 BRN 0656579 Ibudilast Ibudilast [INN:JAN] Ibudilastum [Latin] KC 404 KC-404 Ke Tas Pyrazolo(1,5-a)pyridine, 3-isobutyryl-2-isopropyl-