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

HRID 1058897Notes

Reaction equation

HRID 1058897 reaction equation
Cl[CH2:2][C:3]1[N:12]([C:13]2[CH:18]=[CH:17][CH:16]=[CH:15][C:14]=2[Cl:19])[C:11](=[O:20])[C:10]2[C:5](=[CH:6][C:7]([O:23][CH3:24])=[C:8]([O:21][CH3:22])[CH:9]=2)[N:4]=1.[N:25]1[C:33]([NH2:34])=[C:32]2[C:28]([N:29]=[CH:30][NH:31]2)=[N:27][CH:26]=1.C([O-])([O-])=O.[K+].[K+]>CN(C=O)C>[NH2:34][C:33]1[N:25]=[CH:26][N:27]=[C:28]2[C:32]=1[N:31]=[CH:30][N:29]2[CH2:2][C:3]1[N:12]([C:13]2[CH:18]=[CH:17][CH:16]=[CH:15][C:14]=2[Cl:19])[C:11](=[O:20])[C:10]2[C:5](=[CH:6][C:7]([O:23][CH3:24])=[C:8]([O:21][CH3:22])[CH:9]=2)[N:4]=1

Participants

5

Reactant 3

HCID 190AdenineHCID 11430Potassium CarbonateHCID 223165582-Chloromethyl-3-(2-chlorophenyl)-6,7-dimethoxy-3H-quinazolin-4-one

Product 1

HCID 101618922-(6-Aminopurin-9-ylmethyl)-3-(2-chlorophenyl)-6,7-dimethoxy-3H-quinazolin-4-oneYield 65%

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

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.

Workup

  1. customPrepared
  2. customThe crude product was recrystallized from ethanol (EtOH)

Sources & evidence

ORD record
ord-a5379fe55129426089484548171f984f
Source dataset
uspto-grants-2003_02
Patent number
US06518277B1

Reaction notes

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