carbonic acid cyclobutylmethyl ester 1-[(R,S)-2-methyl-3-(3-oxo-2,3-dihydrobenzo[1,4]oxazin-4-yl)propyl]piperidine-4-yl ester 、
草酸 以
丙酮 为溶剂,
以0.01 g的产率得到carbonic acid cyclobutylmethyl ester 1-[(R,S)-2-methyl-3-(3-oxo-2,3-dihydrobenzo[1,4]oxazin-4-yl)propyl]piperidine-4-yl ester oxalate