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Microsoft Word - Prachayasittikul_041208_proof.doc
J = 13.6 Hz, CH2-C6H5), 3.37 (d, 1HC, J = 8 Hz), 3.65 (dd, 1HB, J = 8 Hz), 3.84 (s, 3H, CO2CH3), 4.86 (d, 1HA, J = 8 Hz), 5.9 (s, 1H, furyl), 6.31 (d, 1H, J = 4 Hz, furyl), 7.19-7.45 (m, 10H, 2C6H5); IR [...] 1H, furyl), 6.38 (s, 1H, furyl), [7.17 [(d, 2H, J = 7.2 Hz and 7.51-7.4 (m, 3H), -C6H5]. IR υmax (nujol) 3326, 1783, 1737, 1709, 1455, 1383 cm-1.
5-amino-6-a-benzyl-2-(5-methylfuran-2-yl)- 4,6-dioxoocta [...] m.p. 201.6-203.4 ºC (ethanol). 1H NMR (metha- nol-d3) δ : 2.0 (s, 3H, 5-CH3), 3.10 (d, 2H, CH2C6H5, J = 13.2 Hz), 3.55 (d, 1HC, J = 7.6 Hz), 3.62 (t, 1HB, J = 7.8 Hz), 4.65 (d, 1HA, J = 7.6 Hz), 5.85 …