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Triethylamine → 3-(3-methoxy-4-((6-methoxypyridin-3-yl)methoxy)benzyl)-6-(pyridin-2-yl)-3H-imidazo[4,5-b]pyridin-2-amine

HRID 706492
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HRID 706492 반응식
C(OC(=O)[NH:5][C:6]1[N:15]([CH2:16][C:17]2[CH:22]=[CH:21][C:20]([O:23][CH2:24][C:25]3[CH:26]=[N:27][C:28]([O:31][CH3:32])=[CH:29][CH:30]=3)=[C:19]([O:33][CH3:34])[CH:18]=2)[C:9]2=[N:10][CH:11]=[C:12](I)[CH:13]=[C:8]2[N:7]=1)C.C([Sn](CCCC)(CCCC)[C:41]1[CH:46]=[CH:45][CH:44]=[CH:43][N:42]=1)CCC.C(N(CC)CC)C>CN(C)C=O.[Cu]I.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>[CH3:34][O:33][C:19]1[CH:18]=[C:17]([CH:22]=[CH:21][C:20]=1[O:23][CH2:24][C:25]1[CH:26]=[N:27][C:28]([O:31][CH3:32])=[CH:29][CH:30]=1)[CH2:16][N:15]1[C:9]2=[N:10][CH:11]=[C:12]([C:41]3[CH:46]=[CH:45][CH:44]=[CH:43][N:42]=3)[CH:13]=[C:8]2[N:7]=[C:6]1[NH2:5]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 3

HCID 8471TriethylamineHCID 6077842-(Tributylstannyl)pyridineHCID 131733017ethyl (6-iodo-3-(3-methoxy-4-((6-methoxypyridin-3-yl)methoxy)benzyl)-3H-imidazo[4,5-b]pyridin-2-yl)carbamate

생성물 1

HCID 1180098243-(3-methoxy-4-((6-methoxypyridin-3-yl)methoxy)benzyl)-6-(pyridin-2-yl)-3H-imidazo[4,5-b]pyridin-2-amine수율 13%

시약·촉매·용매 3

HCID 24350
Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)
촉매
HCID 178418476HCID 178418476, 화합물촉매
HCID 6228Dimethylformamide용매

실험 절차

To a stirred solution of ethyl(6-iodo-3-(3-methoxy-4-((6-methoxypyridin-3-yl)methoxy)benzyl)-3H-imidazo[4,5-b]pyridin-2-yl)carbamate (0.250 g, 0.42 mmol), 2-(tributylstannyl)pyridine (0.235 g, 0.63 mmol), copper(I) iodide (0.040 g, 0.21 mmol) and triethylamine (0.130 g, 1.26 mmol) in N,N-dimethylformamide (5 mL) was added bis(triphenylphosphine)palladium(II) dichloride (0.018 g, 0.042 mmol). The mixture was irradiated in a microwave reactor at 140° C. After 1.5 h, the mixture was allowed to cool to room temperature and was filtered through Celite. The filtrate was concentrated. The residue was purified by prep-HPLC to afford 0.025 g (13%) of the product as a white solid: 1H NMR (500 MHz, DMSO-d6) δ 8.64 (d, J=4.0 Hz, 1H), 8.62 (d, J=2.0 Hz, 1H), 8.20 (d, J=2.5 Hz, 1H), 8.06 (d, J=2.0 Hz, 1H), 7.97 (d, J=7.5 Hz, 1H), 7.84-7.76 (m, 1H), 7.74-7.72 (m, 1H), 7.32-7.29 (m, 1H), 7.12 (d, J=6.0 Hz, 1H), 7.00-6.77 (m, 3H), 6.82 (d, J=8.5 Hz, 1H), 6.83-6.74 (m, 1H), 5.24 (s, 2H), 4.96 (s, 2H), 3.83 (s, 3H), 3.70 (s, 3H) ppm; (M+1)=469.

후처리

  1. customThe mixture was irradiated in a microwave reactor at 140° C
  2. filtrationwas filtered through Celite
  3. concentrationThe filtrate was concentrated
  4. customThe residue was purified by prep-HPLC

출처 및 근거

ORD 기록
ord-a24c6fe64dda4e4bb05f7ed9a24b5896
출처 데이터셋
uspto-grants-2015_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09174986B2

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