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Triethylamine → 5-(5-methoxy-1-benzofuran-2-yl)-N-methyl-2-pyridinamine

HRID 501045
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인쇄 미리보기

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HRID 501045 반응식
[CH3:1][O:2][C:3]1[CH:4]=[CH:5][C:6]2[O:10][C:9](B(O)O)=[CH:8][C:7]=2[CH:14]=1.Br[C:16]1[CH:17]=[CH:18][C:19](CN)=[N:20][CH:21]=1.C[CH2:25][N:26](CC)CC>CCO.Cl[Pd](Cl)([P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1)[P](C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1>[CH3:1][O:2][C:3]1[CH:4]=[CH:5][C:6]2[O:10][C:9]([C:16]3[CH:17]=[CH:18][C:19]([NH:26][CH3:25])=[N:20][CH:21]=3)=[CH:8][C:7]=2[CH:14]=1
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참가 물질

6

반응물 3

HCID 8471TriethylamineHCID 22221596(5-Methoxy-1-benzofuran-2-yl)boronic acidHCID 49761678(5-Bromopyridin-2-yl)methanamine

생성물 1

HCID 250149275-(5-methoxy-1-benzofuran-2-yl)-N-methyl-2-pyridinamine

시약·촉매·용매 2

HCID 178418476HCID 178418476, 화합물촉매HCID 702
Ethanol
용매

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온도
140 °C

실험 절차

5-methoxybenzofuran boronic acid (1.2 mmol), 5-bromopyridine-2-methylamine (1.0 mmol), Pd(PPh3)2Cl2 (0.024 mmol) and NEt3 (317 μL) were mixed in EtOH (10 mL) in a 20 mL microwave vial. The mixture was stirred at 140° C. for 10 min in a microwave reactor. The solvent was removed under vacuum, water was added and the solution was extracted with EtOAc. The organic layer was dried over Na2SO4, filtered and concentrated under vacuum. The crude substance was purified by preparative HPLC to afford the title compound as a white solid (100 mg). 1H NMR δ ppm 8.53 (d, 1 H) 7.84 (dd, 1 H) 7.44 (d, 1 H) 7.08 (d, 1 H) 7.04 (s, 1 H) 6.91 (d, 1 H) 6.81 (dd, 1 H) 6.55 (d, 1 H) 3.78 (s, 3 H) 2.83 (d, 3 H); MS m/z 255 (M+H).

후처리

  1. customThe solvent was removed under vacuum, water
  2. additionwas added
  3. extractionthe solution was extracted with EtOAc
  4. dry with materialThe organic layer was dried over Na2SO4
  5. filtrationfiltered
  6. concentrationconcentrated under vacuum
  7. customThe crude substance was purified by preparative HPLC

출처 및 근거

ORD 기록
ord-8ad2f55ea3354d9d9658c58ecd140d4a
출처 데이터셋
uspto-grants-2010_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07772256B2

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