1257533-48-4Relevant articles and documents
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
Chang, Chun-Hsi,Tsai, Henry J.,Huang, Yu-Ying,Lin, Hui-Yi,Wang, Li-Ya,Wu, Tian-Shung,Wong, Fung Fuh
supporting information, p. 1378 - 1386 (2013/02/23)
Various halomethyleniminium salts as novel Vilsmeier agents were synthesized from formamide or N-methylformamide with POCl3. Treatment of N-1-substituted-aminopyrazoles including N-1-phenyl-5-aminopyrazoles, N-1-(2-pyridinyl)-5-aminopyrazoles,