A Ph3P-catalyzed [3+2] cycloaddition of 2-phenyl-4-arylidene-5(4H)-oxazolones with benzyl 2,3-butadienoate has been developed for the efficient synthesis of structurally diverse and conformationally constrained aspartic acid analogues.
已开发出一种以Ph3P为催化剂的[3+2]环加成反应,将2-苯基-4-芳基亚烯-5(4H)-
噁唑酮与苄基2,3-
丁二烯酸酯反应,能够高效合成结构多样且构象受限的
天冬氨酸类似物。