Selective BH3-Reduction of Amide Carbonyl Groups of Lithium Salts of N-t-Butoxycarbonyl (S)-O-Benzyl Tyrosyl (S)-Proline and N,N′-Ethylene-Bridged Dipeptides
Selective BH3-Reduction of Amide Carbonyl Groups of Lithium Salts of N-t-Butoxycarbonyl (S)-O-Benzyl Tyrosyl (S)-Proline and N,N′-Ethylene-Bridged Dipeptides