tert-Butoxycarbonylamino-acetic acid 4-ethyl-10-nitro-3,13-dioxo-3,4,12,13-tetrahydro-1H-2-oxa-6,12a-diaza-dibenzo[b,h]fluoren-4-yl ester 在
palladium on activated charcoal
氢气 作用下,
以
乙醇 为溶剂,
反应 1.0h,
以76%的产率得到tert-Butoxycarbonylamino-acetic acid 10-amino-4-ethyl-3,13-dioxo-3,4,12,13-tetrahydro-1H-2-oxa-6,12a-diaza-dibenzo[b,h]fluoren-4-yl ester