HCID 178478697, compound → HCID 178478926, compound

Participants

Reaction Steps

Using the same general procedure as used for 2-amino-5-(3-amino-propylidene)-1,5-dihydro-imidazol-4-one dihydrochloride, 0.100 g of dihydrosventrin hydrochloride 23 gave 0.048 g (47%) of the title compound 32 as a tan solid ((Z)-isomer exclusively). 1H NMR (300 MHz, CD3OD) δ 6.84 (s, 1H), 6.16 (t, 1H, J=7.8 Hz), 3.91 (s, 3H), 3.46 (t, 2H, J=6.9 Hz), 2.59 (dt, 2H, J=6.9, 14.7 Hz); 13C NMR (100 MHz, DMSO-d6) δ 163.80, 163.00, 157.19, 130.63, 129.04, 119.42, 115.92, 112.67, 99.09, 39.06, 36.28, 28.73; HRMS (ESI) calcd for C12H14Br2N5O2 (MH+) 417.9509. Found 417.9511.

Provenance & Evidence