Reaktion #1057186

ord-f2c7aab7ae5b455ebc8e562f61964bc6

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    SonstigeThe title product was purified by chromatography (SiO2, CH2Cl2:MeOH:NH3.H2O, 90:10:1, Rf. 0.1) as solid (45 mg, yield, 26%)

Vorschrift

The product of Example 18A (160 mg, 0.57 mmol) was treated with 3-amino-4-methyl-phenylboronic acid (Lancaster, 302 mg, 2.0 mmol) according to the procedure of Example 1B. The title product was purified by chromatography (SiO2, CH2Cl2:MeOH:NH3.H2O, 90:10:1, Rf. 0.1) as solid (45 mg, yield, 26%). 1H NMR (300 MHz, MeOH-d4) δ 1.48-1.62 (m, 1H), 1.65-1.90 (m, 2H), 2.01-2.16 (m, 1H), 2.19 (s, 3H), 2.22-2.29 (m, 1H), 2.74-3.01 (m, 5H), 3.36-3.47 (m, 1H), 5.12-5.20 (m, 1H), 6.86 (dd, J=7.51.7 Hz, 1H), 6.95 (d, J=1.7 Hz, 1H), 7.10 (d, J=8.1 Hz, 1H), 8.73 (s, 2H) ppm. MS (DCl/NH3) m/z 311 (M+H)+.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US07309699B2uspto-grants-2007_12