HCID 58303927, compound → HCID 58304034, compound

Participants

Reaction Steps

Following the procedure (step 2, scheme 20) used to prepare compound 20-3, compound 23-2 gave compound 23-3 in 69% yield as a colorless oil. 1H NMR (CDCl3, 300 MHz) δ ppm: 7.22-7.29 (m, 5H), 6.79 (s, 1H), 6.70 (d, J=12.9 Hz, 1H), 3.90 (d, J=1.92 Hz, 3H), 3.84-3.89 (m, 2H), 3.74 (s, 3H), 3.05 (d, J=6.0 Hz, 2H), 2.9-2.96 (m, 4H), 2.11 (t, J=5.8 Hz, 1H).

Provenance & Evidence