HCID 58872505, compound → HCID 59263325, compound

Participants

Reaction Steps

Following the procedure as described in EXAMPLE 1, and making non-critical variations using 1-[3-(benzyloxy)propyl]-3-(6-hydroxy-1,3-benzodioxol-5-yl)-3-(hydroxymethyl)-1,3-dihydro-2H-indol-2-one to replace 1-(2-cyclopropylethyl)-3-(6-hydroxy-1,3-benzodioxol-5-yl)-3-(hydroxymethyl)-1,3-dihydro-2H-indol-2-one, the title compound was obtained in 98% yield as a pale yellow syrup: 1H NMR (300 MHz, CDCl3) δ 7.38-6.95 (m, 9H), 6.49 (s, 1H), 6.08 (s, 1H), 5.83 (dd, 2H), 5.86 (ABq, 1H), 4.58 (ABq, 1H), 3.96-3.79 (m, 2H), 3.53 (t, 2H), 2.06-2.00 (m, 2H); 13C NMR (75 MHz, CDCl3) δ 177.4, 155.9, 148.8, 142.5, 142.2, 138.1, 132.3, 128.9, 127.9, 127.6, 123.9, 123.1, 119.5, 108.7, 103.0, 101.4, 93.6, 80.4, 73.1, 67.4, 58.1, 37.7, 27.9; MS (ES+) m/z 430.3 (M+1).

Provenance & Evidence