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Cesium carbonate → 2-{[2-(3,3-dimethyl-ureido)-pyridin-4-ylmethyl]-amino}-6-fluoro-N-(2-methyl-2H-indazol-6-yl)-benzamide

HRID 600678
ノート
印刷プレビュー

反応式

HRID 600678 の反応式
Br[C:2]1[CH:7]=[C:6]([CH2:8][NH:9][C:10]2[CH:28]=[CH:27][CH:26]=[C:25]([F:29])[C:11]=2[C:12]([NH:14][C:15]2[CH:16]=[CH:17][C:18]3[C:22]([CH:23]=2)=[N:21][N:20]([CH3:24])[CH:19]=3)=[O:13])[CH:5]=[CH:4][N:3]=1.CC1(C)C2C(=C(P(C3C=CC=CC=3)C3C=CC=CC=3)C=CC=2)OC2C(P(C3C=CC=CC=3)C3C=CC=CC=3)=CC=CC1=2.C(=O)([O-])[O-].[Cs+].[Cs+].[CH3:78][N:79]([CH3:83])[C:80]([NH2:82])=[O:81]>O1CCOCC1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.[Pd].[Pd].CN(C=O)C>[CH3:78][N:79]([CH3:83])[C:80](=[O:81])[NH:82][C:2]1[CH:7]=[C:6]([CH2:8][NH:9][C:10]2[CH:28]=[CH:27][CH:26]=[C:25]([F:29])[C:11]=2[C:12]([NH:14][C:15]2[CH:16]=[CH:17][C:18]3[C:22]([CH:23]=2)=[N:21][N:20]([CH3:24])[CH:19]=3)=[O:13])[CH:5]=[CH:4][N:3]=1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

8

反応物 4

HCID 10796Cesium carbonateHCID 11737N,N-DimethylureaHCID 6360441,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 231189892-[(2-Bromo-pyridin-4-ylmethyl)-amino]-6-fluoro-N-(2-methyl-2H-indazol-6-yl)-benzamide

生成物 1

HCID 116267682-{[2-(3,3-dimethyl-ureido)-pyridin-4-ylmethyl]-amino}-6-fluoro-N-(2-methyl-2H-indazol-6-yl)-benzamide
収率 40.3%

試薬・触媒・溶媒 3

HCID 9811564Bis(dibenzylideneacetone)palladium触媒HCID 6228Dimethylformamide溶媒HCID 312751,4-Dioxane溶媒

反応条件

温度
110 °C

実験手順

2-[(2-Bromo-pyridin-4-ylmethyl)-amino]-6-fluoro-N-(2-methyl-2H-indazol-6-yl)-benzamide (227 mg, 0.5 mmol) was suspended in dioxane (4 mL) and treated consecutively with DMF (1.6 mL), Pd2 dba3 (13 mg, 0.013 mmol), Xantphos (18 mg, 0.031 mmol), cesium carbonate (193 mg, 0.59 mmol) and 1,1-dimethylurea (232 mg, 2.63 mmol). The reaction mixture was placed under an argon atmosphere and heated for 3 hours at 110° C. (bath temperature). On cooling the reaction was partitioned between EtOAc and water. The organic phase was dried and concentrated in vacuo. The residue was purified by chromatography on Isolute® Flash silica get (Separtis) (Gradient elution: 100% CH2Cl2 to CH2Cl2/EtOH 9:1) to give 2-{[2-(3,3-dimethyl-ureido)-pyridin-4-ylmethyl]-amino}-6-fluoro-N-(2-methyl-2H-indazol-6-yl)-benzamide (93 mg, 40%) as a resin. Further purification was accomplished by preparative reverse phase HPLC [Column: Kromasil C8 5μ, 125×20 mm. Eluant: 38% CH3CN in H2O (containing 0.2% NH3) to 95% CH3CN in H2O (containing 0.2% NH3)]; 1H-NMR (300 MHz, d6-DMSO) 10.43 (1H, s), 8.77 (1H, s), 8.26 (1H, s), 8.23 (1H, s), 8.13 (1H, d), 7.80 (1H, s), 7.64 (1H, d), 7.13-7.25 (2H, m), 6.93 (1H, d), 6.73 (1H, t), 6.48 (1H, t), 6.29 (1H, d), 4.40 (2H, d), 4.14 (3H, s), 2.92 (6H, s); m/z (ES+) 462 [M+H]+.

後処理

  1. temperatureOn cooling the reaction
  2. customwas partitioned between EtOAc and water
  3. customThe organic phase was dried
  4. concentrationconcentrated in vacuo
  5. customThe residue was purified by chromatography on Isolute® Flash silica
  6. customget
  7. wash(Separtis) (Gradient elution: 100% CH2Cl2 to CH2Cl2/EtOH 9:1)

出典と根拠

ORDレコード
ord-b7d72a87cb034022a67857807743f8de
出典データセット
uspto-grants-2011_03
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07902229B2

反応ノート

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このページの内容参加物反応条件実験手順後処理出典と根拠反応ノート