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碳酸钾 → HCID 22625014,化合物

HRID 1384635
笔记
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反应方程式

HRID 1384635 反应方程式
[Cl:1][C:2]1[CH:21]=[CH:20][C:5]([NH:6][C:7]2[C:16]3[C:11](=[CH:12][C:13]([OH:19])=[C:14]([O:17][CH3:18])[CH:15]=3)[N:10]=[CH:9][N:8]=2)=[C:4]([F:22])[CH:3]=1.Cl.Cl[CH2:25][CH2:26][CH2:27][O:28][C:29]1[CH:34]=[CH:33][N:32]=[CH:31][CH:30]=1.C(=O)([O-])[O-].[K+].[K+]>CN1C(=O)CCC1.O>[Cl:1][C:2]1[CH:21]=[CH:20][C:5]([NH:6][C:7]2[C:16]3[C:11](=[CH:12][C:13]([O:19][CH2:25][CH2:26][CH2:27][O:28][C:29]4[CH:34]=[CH:33][N:32]=[CH:31][CH:30]=4)=[C:14]([O:17][CH3:18])[CH:15]=3)[N:10]=[CH:9][N:8]=2)=[C:4]([F:22])[CH:3]=1
参与物反应条件实验过程后处理来源与证据反应笔记

参与物

6

反应物 3

HCID 11430碳酸钾HCID 22625098HCID 22625098,化合物HCID 1355137204-(4-Chloro-2-fluorophenylamino)-7-hydroxy-6-methoxyquinazoline

产物 1

HCID 22625014HCID 22625014,化合物收率 56.5%

试剂、催化剂与溶剂 2

HCID 962聚[6-[4-(4-氰基苯基)苯氧基]己基甲基丙烯酸酯]溶剂HCID 13387
甲基吡咯烷酮
溶剂

反应条件

温度
90 °C

实验过程

A mixture of 4-(4-chloro-2-fluoroanilino)-7-hydroxy-6-methoxyquinazoline (350 mg, 1.0 mmol), (prepared as described for the starting material in Example 24), 4-(3-chloropropoxy)pyridine hydrochloride (206 mg, 1.0 mmol) and potassium carbonate (303 mg, 2.2 mmol) in NMP (20 ml) was heated at 90° C. for 2 hours. The mixture was allowed to cool, diluted with water and extracted with ethyl acetate. The combined extracts were washed with water, dried (MgSO4) and the solvent removed by evaporation. The residue was purified by column chromatography eluting with methylene chloride/methanol mixtures (100/0 increasing to 95/5) to give 4-(4-chloro-2-fluoroanilino)-6-methoxy-7-(3-(4-pyridyloxy)propoxy)quinazoline (257 mg, 56%). m.p. 138-140° C. 1H NMR Spectrum: (DMSOd6) 2.25(m, 2H); 3.92(s, 3H); 4.24(t, 2H); 4.30(t, 2H); 6.98(dd, 2H); 7.20(s, 1H); 7.31(dd, 1H); 7.55(dd, 2H); 7.79(s, 1H); 8.32-8.38(m, 3H); 9.50(s, 1H) MS-ESI: 455 [MH]+

后处理

  1. custom(prepared
  2. temperatureto cool
  3. extractionextracted with ethyl acetate
  4. washThe combined extracts were washed with water
  5. dry with materialdried (MgSO4)
  6. customthe solvent removed by evaporation
  7. customThe residue was purified by column chromatography
  8. washeluting with methylene chloride/methanol mixtures (100/0 increasing to 95/5)

来源与证据

ORD记录
ord-5217a5aeac4f4367b8f3d478404e5e2e
来源数据集
uspto-grants-2001_07
DOI
10.6084/m9.figshare.5104873.v1
专利号
US06258951B1

反应笔记

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本页导航参与物反应条件实验过程后处理来源与证据反应笔记