cas 61-50-7

Reagents: Indole (cas 120-72-9) 25.0 g, 211 mmol; Diethyl ether 700 mL; Oxalyl chloride (cas 79-37-8) 55.0 g, 433 mmol; Dimethylamine 1.94 mol in diethyl ether 20% wt/vol solution; Distilled water 1 l; LAH 1 M solution in THF 800 mL, 800 mmol; Sulfuric acid (H2SO4 100%) 21.3 mL, 400 mmol; THF...