HCID 89795739, compound → HCID 89795741, compound

Participants

Reaction Steps

Similar to the preparation of 29a, the reaction of 25 with 28b afforded the desired compound 29b (20.8 mg, 16%) as oil. TLC Rf: 0.42 (20% EtOAc/petroleum ether); 1H NMR (400 MHz, CDCl3): δ 7.92 (d, 2H), 7.29 (d, 2H) 5.11-5.09 (m, 3H), 4.98 (d, 2H), 3.65 (s, 2H), 2.42 (s, 3H), 2.18-2.16 (m, 4H), 2.07-2.04 (m, 4H), 1.99-1.96 (m, 4H), 1.67 (s, 3H), 1.60 (s, 3H), 1.59 (s, 3H), 1.58 (s, 3H). LCMS: MS (m/z): 419.40 (M+H); ret. time: 8.32 min.

Provenance & Evidence