L-Tyrosine 1,1-dimethylethyl ester → N-[4-(4-[4-[(benzyl{2-methyl-3-[(methylsulfonyl)amino]phenyl}amino)methyl]phenoxy}phenyl)butanoyl]-L-tyrosine

Participants

Reaction Steps

The product from Example 100 (56 mg, 0.1 mmole) and H-Tyr-OtBu (47 mg, 0.2 mmole) were processed as in Example 213A-B to provide the title compound. 1H NMR (500 MHz, DMSO-d6) δ11.81-13.15 (br.s, 1 H), 8.95 (s, 1 H), 8.69-9.58 (br.s, 1 H), 8.03 (d, 1 H), 7.26 (m, 6 H), 7.19 (m, 1 H), 7.12 (d, 2 H), 7.00 (m, 5 H), 6.88 (m, 4 H), 6.64 (d, 2 H), 4.36 (m, 1 H), 4.05 (s, 2 H), 4.02 (s, 2 H), 2.94 (d, 1 H), 2.91 (s, 3 H), 2.72 (d, 1 H), 2.44 (t, 2 H), 2.39 (s, 3 H), 2.06 (m, 2 H), 1.69 (m, 2 H); MS (APCI+) m/z 723 (M+H)+.

Provenance & Evidence