反应详情

In certain embodiments, the solvent in step (a) (reacting 2-methyl-5-nitro-4H-benzo[d][1,3]oxazin-4-one and 3-aminopiperidine-2,6-dione or a salt thereof to form 3-(2-methyl-5-nitro-4-oxoquinazolin-3(4H)-yl)piperidine-2,6-dione) is a hydrocarbon, chlorinated hydrocarbon, alcohol, ether, ketone, ester, carbonate, amide, nitrile, sulfoxide, sulfone, nitro compound, arene, heteroarene, heterocycle, carboxylic acid, phosphoramide, carbon sulfide, water, or a mixture thereof.