Methylumbelliferone → (+/-)-cis-7-Methoxy-1,2,3,3a,4,9b-hexahydro-[1]-benzopyrano[3,4-c]pyrrole

Beteiligte Stoffe

Reaktionsschritte

From 7-methoxy-coumarin and N-methoxymethyl-N-trimethylsilylmethyl-benzylamine in an analogous manner as described in Examples 1A-C: 1H NMR (300 MHz, CDCl3) δ 1.92 (br s, 1H), 2.60 (m, 1H), 2.81 (m, 2H), 3.17 (q, 1H), 3.29 (dd, 1H), 3.40 (dd, 1H), (s, 3H), 3.78 (t, 1H), 4.10 (dd, 1H), 6.43 (d, 1H), 6.52 (dd, 1H), 7.03 (d, 1H).

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