Multi-step reaction with 8 steps
1.1: sodium hydride / mineral oil; tetrahydrofuran / 0 - 20 °C / Inert atmosphere
1.2: 3 h / 0 - 20 °C
2.1: trifluoroacetic acid / dichloromethane / 2 h / Reflux
3.1: copper(I) oxide / acetonitrile / 2 h / Reflux
4.1: sodium dithionite; water / tetrahydrofuran / 1 h
5.1: copper dichloride; tert.-butylnitrite / acetonitrile / 0.5 h / 50 °C / Inert atmosphere
6.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 85 °C
7.1: ammonia / dichloromethane; methanol / 2 h
8.1: N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide
With
copper(I) oxide; N-Bromosuccinimide; tert.-butylnitrite; sodium dithionite; 2,2'-azobis(isobutyronitrile); ammonia; water; sodium hydride; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; copper dichloride;
In
tetrahydrofuran; methanol; tetrachloromethane; dichloromethane; N,N-dimethyl-formamide; acetonitrile; mineral oil;
DOI:10.1021/jm301294g