Trifluoroacetic acid → HCID 178485761, compound

Participants

Reaction Steps

Boc-Phenylalanyl-Nω,Nω'-bis-Boc-Nα-methylarginine β-naphthylamide was treated with trifluoroacetic acid (Procedure E), followed by HPLC purification (Method A) to afford a white solid (45 mg): 1H NMR (400 MHz, D2O) δ 1.70 (m, 2 H), 1.92 (m, 1 H), 2.15 (m, 1 H), 2.82 (s, 3H), 3.42 (m, 4 H), 4.83 (HOD with proton hidden), 5.19 (m, 1 H), 7.18 (m, 2 H), 7.31 (m, 1 H), 7.68 (m, 4 H), 8.15 (m, 4 H), and 8.20 (s, 1 H).

Provenance & Evidence