104-15-4
对甲苯磺酸
+
617-45-8
DL-天冬氨酸
100-51-6
苯甲醇
→
~86%
4079-62-3
[1,4-dioxo-1,4-bis(phenylmethoxy)butan-2-yl]azanium,4-methylbenzenesulfonate
89099-05-8
dibenzyl 2-isocyanobutanedioate