1450-75-5
2′-羟基-5′-溴苯乙酮
+
79099-07-3
N-叔丁氧羰基-4-哌啶酮
→
~93%
921760-46-5
6-bromospiro[3H-chromene-2,4'-piperidine]-4-one,hydrochloride
690632-38-3
6-溴-4-氧代螺[苯并二氢吡喃-2,4-哌啶]-1-羧酸叔丁酯