Selective synthesis of pyrazolo[3,4-d]pyrimidine, N-(1H-pyrazol-5-yl)formamide, or N-(1H-pyrazol-5-yl)formamidine derivatives from N-1-substituted-5-aminopyrazoles with new Vilsmeier-type reagents

✍ Scribed by Chang, Chun-Hsi; Tsai, Henry J.; Huang, Yu-Ying; Lin, Hui-Yi; Wang, Li-Ya; Wu, Tian-Shung; Wong, Fung Fuh

• Book ID: 118210839
• Publisher: Elsevier Science
• Year: 2013
• Tongue: French
• Weight: 573 KB
• Volume: 69
• Category: Article
• ISSN: 0040-4020
• DOI: 10.1016/j.tet.2012.11.002