60361-89-9
2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl phenyl carbonate
→
~79%
4814-74-8
N-羟基马来酰亚胺
58936-19-9
benzyl N-maleimidyl carbonate
~44%
5596-17-8
外-N-羟基-7-氧杂二环[2.2.1]庚-5-烯-2,3-二甲酰亚胺
~15%