Multi-step reaction with 6 steps
1.1: borane-THF / tetrahydrofuran / 0 - 20 °C
2.1: thionyl chloride / N,N-dimethyl-formamide / 2 h / 10 °C
3.1: water; acetone / 20 °C
4.1: 1-methyl-pyrrolidin-2-one; XPhos; potassium phosphate; chloro(2-dicyclohexylphosphino-2',4',6'-tri-iso-propyl-1,1'-biphenyl)[2-(2-aminoethyl)phenyl]palladium(II) methyl-tert-butyl ether adduct / toluene / 4 h / 130 °C / Inert atmosphere; Sealed tube
5.1: sodium t-butanolate; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione / tetrahydrofuran / 0.17 h / 10 °C / Inert atmosphere
5.2: 1.25 h / 10 °C / Inert atmosphere
6.1: potassium hydroxide; Oxone; water / methanol / 0.75 h / 20 °C / pH 10 - 11
With
1-methyl-pyrrolidin-2-one; Oxone; potassium phosphate; thionyl chloride; borane-THF; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; chloro(2-dicyclohexylphosphino-2',4',6'-tri-iso-propyl-1,1'-biphenyl)[2-(2-aminoethyl)phenyl]palladium(II) methyl-tert-butyl ether adduct; water; potassium hydroxide; sodium t-butanolate; XPhos;
In
tetrahydrofuran; methanol; water; N,N-dimethyl-formamide; acetone; toluene;