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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
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HRID 600678 반응식
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
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참가 물질

8

반응물 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

생성물 1

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

시약·촉매·용매 3

HCID 9811564Bis(dibenzylideneacetone)palladium촉매HCID 6228Dimethylformamide용매HCID 312751,4-Dioxane용매

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온도
110 °C

실험 절차

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]+.

후처리

  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)

출처 및 근거

ORD 기록
ord-b7d72a87cb034022a67857807743f8de
출처 데이터셋
uspto-grants-2011_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07902229B2

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