反应详情

6-(4-Hydroxy-2-methoxyphenyl)-5-(2-methoxyphenylaminomethyl)-2,2,4-trimethyl-1,2-dihydroquinoline (Reference Compound No. 4-1, 20.0 mg, 0.0465 mmol) was dissolved in anhydrous methylene dichloride (1.0 mL), triethylamine (13 μL, 0.093 mmol) and methyl chlorocarbonate (3.6 μL, 0.047 mmol) were added thereto under ice cooling, and then the mixture was stirred for 10 minutes. The reaction mixture was purified by silica gel column chromatography (hexane-ethyl acetate) to give the titled compound (12.9 mg) as a colorless amorphous product. (Yield 57%)

1. customThe reaction mixture was purified by silica gel column chromatography (hexane-ethyl acetate)