Reaktion #2298

ord-2900eeef6bee4f96854b610d5c6665dc

Lösungsmittel

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Vorschrift

In a similar manner to Example 2, but starting from the product of Example 5, the title compound was prepared in 47% yield: m.p. 218°-224° C.; NMR(d6DMSO) δ 8.16(2H,d), 7.65(1H,dd), 7.53(1H,d), 6.92(1H,d), 6.85(2H,d), 4.73(2H,s), 3.86(2H,s), 3.82(3H,s), 3.36(4H,t), 2.63(4H,t); m/e 386(M+H)+ ; calculated for C20H23N3O5. H2O: C, 59.5; H, 6.2; N, 10.4. found: C, 59.5; H, 5.9; N, 10.1%.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US05728701uspto-grants-1998_03