HCID 54506077, compound → HCID 53808552, compound

Participants

Reaction Steps

By the method of Preparation 2, except to quench into saturated NH4Cl and extract into ethyl acetate, methyl 4-(8,9-dihydrobenzocyclohepten-5-ylidene)-2-butenoate (7.7 g., 0.032 mol) was reduced to yield present title product which was recrystallized from isopropyl ether (3.8 g, 56%, mp: 108°-109° C.). 1H-NMR (CDCl3) delta: 7.61 (d, 7Hz, 1H); 7.25-7.02 (m, 3H); 5.51-5.79 (m, 2H); 4.02 d, 4Hz, 2H); 2.39-3.01 (m, 6H); 1.80-2.01 (m, 4H). Anal Calcd. for C15H20O2 : C, 7.55; H, 8.68. Found: C, 77.72; H, 8.69.

Provenance & Evidence