Multi-step reaction with 8 steps
1.1: 1,1,1,3,3,3-hexamethyl-disilazane; pyridine / 1 h / 20 °C
2.1: acetic acid / methanol / 0.25 h / 20 °C
3.1: triethylamine / chloroform / 1 h / 20 °C
4.1: triethylamine / N,N-dimethyl-formamide / 1.5 h / 80 °C
4.2: 3 h / 20 °C
5.1: hydrogenchloride / methanol; water / 0.17 h / 20 °C
6.1: sodium methylate / methanol / 0.25 h / 20 °C
7.1: 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium(0); N-ethyl-N,N-diisopropylamine / 1,4-dioxane / 17 h / Reflux
8.1: N-benzyl-N,N,N-triethylammonium chloride; potassium hydroxide / dichloromethane; water / 4 h / 20 °C
With
pyridine; hydrogenchloride; tris-(dibenzylideneacetone)dipalladium(0); N-benzyl-N,N,N-triethylammonium chloride; sodium methylate; acetic acid; triethylamine; N-ethyl-N,N-diisopropylamine; 1,1,1,3,3,3-hexamethyl-disilazane; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; potassium hydroxide;
In
1,4-dioxane; methanol; dichloromethane; chloroform; water; N,N-dimethyl-formamide;
DOI:10.1038/ja.2017.114