2-Amino-7-[2-(2-hydroxy-ethoxy)-ethyl]-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid ethyl ester 在
lithium hydroxide 作用下,
以83%的产率得到2-Amino-7-[2-(2-hydroxy-ethoxy)-ethyl]-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid