Synthesis of Pyrrolo[3,2- d]pyrimidin-4-ones via Cascade Alkyne−isocyanide [3+2] Cycloaddition/Boulton-Katritzky Rearrangement/Ring Expansion Process
Jianghao Luo, Haowen Ma, Jiehao Zhang, Wei Zhou, Qian Cai
Acta Chimica Sinica . 2023, (8): 898 -904 .  DOI: 10.6023/A23040164