73183-34-3
联硼酸频那醇酯
+
163936-42-3
Methanesulfonic acid, trifluoro-, 2-phenyl-4-oxazolyl ester
→
~77%
885669-16-9
2-Phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-oxaz ole
838-41-5
2,4-二苯噁唑