Multi-step reaction with 10 steps
1.1: tetrahydrofuran / Heating
2.1: pyridine hydrobromide perbromide / tetrahydrofuran; CHCl3
3.1: Na2CO3; LiCl; Pd(PPh3)4 / toluene; ethanol / 1.25 h / Heating
4.1: aq. hydrazine / tetrahydrofuran; ethanol
5.1: HOBT; EDAC / dimethylformamide; CH2Cl2
6.1: BH3*THF / tetrahydrofuran / 3 h / Heating
6.2: N,N-dimethylethanolamine / methanol; tetrahydrofuran / 3 h / Heating
7.1: H2 / 10 percent Pd/C / ethyl acetate / 48 h / 760 Torr
8.1: aq. hydrazine / tetrahydrofuran; ethanol
9.1: 91 percent / HOBT; EDAC / CH2Cl2
10.1: BH3*THF / tetrahydrofuran / Heating
10.2: N,N-dimethylethanolamine / methanol; tetrahydrofuran / Heating
With
tetrakis(triphenylphosphine) palladium(0); borane-THF; hydrogen; pyridinium hydrobromide perbromide; sodium carbonate; benzotriazol-1-ol; hydrazine hydrate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; lithium chloride;
palladium on activated charcoal;
In
tetrahydrofuran; ethanol; dichloromethane; chloroform; ethyl acetate; N,N-dimethyl-formamide; toluene;
3.1: modified Suzuki reaction;
DOI:10.1016/S0960-894X(00)00708-3