HCID 85452192, compound → HCID 15485311, compound

Participants

Reaction Steps

Compound 28 was prepared in the same manner as 27 except that the cis isomer 26 was used instead of 25: TLC (10% MeOH-90% CHCl3) Rf 0.8; mp 166-169° C.; 1H-NMR (CDCl3)δ 0.89 (t, J=7 Hz, 3H, CH2CH3), 1.31 (s, 9H, CH3), 1.32 (s, 9H, CH3), 1.42 (m, 2H, CH2CH2CH3), 2.15 (s, 3H, CH3), 2.49 (t, J=7 Hz, 2H, CH2CH2CH3), 5.76 (s, 1H, =CH), 6.23 (d, J=11 Hz, 1H, =CH), 6.28 (d, J=15 Hz, 1H, =CH), 6.78 (dd, J=15 Hz, 1H, =CH), 7.04 (s, 2H, Ar--H), 7.35 (s, 1H, Ar--H).

Provenance & Evidence