Benzyl chloroformate → HCID 86601819, compound

Participants

Reaction Steps

Treatment of (±)-1-(7-benzyl-2,3-dihydro-1-benzofuran-2-yl)methanamine (2.0 g, 8.36 mmol) with disopropylethylamine (1.62 g, 12.56 mmol) and benzyl chloroformate (1.64 g, 9.61 mmol) generally according to the procedure described for Intermediate 12 provided 2.96 g (95%) of (±)-benzyl(7-benzyl-2,3-dihydro-1-benzofuran-2-yl)methylcarbamate as a colorless oil. Anal. calcd. for C24H23NO3 C, 77.19; H, 6.21; N, 3.75. Found C, 75.58; H, 6.42; N, 3.55. Chiral HPLC eparation of (±)-benzyl(7-benzyl-2,3-dihydro-1-benzofuran-2-yl)methylcarbamate (Chiralcel OD, methanol) provided two fractions. Fraction 1 (Rt=12.085 min, Chiralcel OD, methanol); Fraction 2 (Rt=17.945 min, Chiralcel OD, methanol).

Provenance & Evidence