Multi-step reaction with 7 steps
1: 1.) tributyl borate, Mg; 2.) 10percent HCl / 1.) THF, diethyl ether, -60 deg C, 12 h, 20 deg C; 2.) 30 min
2: 93 percent / Pd(PPh3)4, K3PO4*H2O / dimethylformamide / 2 h / 100 °C
3: NBS, AIB4 / CCl4 / 2 h / Heating
4: acetonitrile / 2 h / Heating
5: 85 percent / K2CO3, 18-crown-6 / CH2Cl2 / 24 h / Heating
6: 93 percent / 5percent Pd/C, H2, triethylamine / ethyl acetate / 18 h / 3750.3 Torr
7: 1.) LiAlH4; 2.) satd. NH4Cl / 1.) diethyl ether, 5 h, reflux
With
hydrogenchloride; potassium phosphate; palladium on activated charcoal; N-Bromosuccinimide; lithium aluminium tetrahydride; tetrakis(triphenylphosphine) palladium(0); 18-crown-6 ether; boric acid tributyl ester; hydrogen; potassium carbonate; ammonium chloride; magnesium; triethylamine;
In
tetrachloromethane; dichloromethane; ethyl acetate; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1002/(SICI)1099-0690(199805)1998:5<877::AID-EJOC877>3.0.CO;2-S