Multi-step reaction with 5 steps
1: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran / 72 h / 20 °C
2: hydrogenchloride / 1,4-dioxane / 20 °C
3: N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / dichloromethane / 4 h / 45 °C / pH > 10
4: hydrogenchloride / 1,4-dioxane / 20 °C
5: 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 / 3 h / 20 °C / pH > 10
With
hydrogenchloride; 1,8-diazabicyclo[5.4.0]undec-7-ene; N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate;
In
tetrahydrofuran; 1,4-dioxane; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/ml400217r