Reacción #329101

Ecuación de reacción

Intermediate 2a

2-Chloromethyl-3-(2-chlorophenyl)-6,7-dimethoxy-3H-quinazolin-4-one

adenine

K2CO3

→

beige solid

Rendimiento 65.0%

2-(6-Aminopurin-9-ylmethyl)-3-(2-chlorophenyl)-6,7-dimethoxy-3H-quinazolin-4-one

Rendimiento 65.0%

Disolventes

DMF

Condiciones de reacción

Tratamiento posterior

1. 1
   OtroPrepared
2. 2
   OtroThe crude product was recrystallized from ethanol (EtOH)

Procedimiento

Prepared according to Procedure C using Intermediate 2a (200 mg, 0.546 mmol), adenine (81 mg, 0.601 mmol), K2CO3 (83 mg, 0.601 mmol), and DMF (4 mL). The crude product was recrystallized from ethanol (EtOH) to provide 164 mg of a beige solid (65%), mp 281.5-282.7° C. (decomposes). 1H NMR (DMSO-d6) δ: 8.06 (s, 1H); 8.04 (s, 1H); 7.76-7.81 (m, 1H); 7.70-7.76 (m, 1H); 7.60-7.67 (m, 2H); 7.45 (s, 1H); 7.22 (s, 2H); 6.90 (s, 1H); 5.08 (d, J=17 Hz, 1H); 4.91 (d, J=17 Hz, 1H); 3.87 (s, 3H); 3.87 (s, 3H). 13C NMR (DMSO-d6) ppm: 159.9, 156.2, 155.4, 152.9, 150.0, 149.7, 149.4, 143.0, 141.9, 133.7, 132.1, 131.9, 131.2, 130.8, 129.3, 118.4, 113.6, 108.4, 105.8, 56.5, 56.1, 44.7. MS (ES): m/z 464.1 (M+). Anal. calcd. for C22H18ClN7O3∘0.1C2H6O∘0.05KCl: C, 56.47; H, 3.97; Cl, 7.88; N, 20.76. Found: C, 56.54; H, 4.05; Cl, 7.77; N, 20.55.

Fuente