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llms.txt · MCP 가이드개인정보처리방침 · 이용약관 · 지원v1.8.0
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Cesium carbonate → 2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-8-{1-[2-(tetrahydro-pyran-2-yloxy)-ethyl]-1H-pyrazol-4-yl}-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene

HRID 1498234
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HRID 1498234 반응식
Br[C:2]1[CH:23]=[CH:22][C:5]2[C:6]3[C:10]([CH2:11][CH2:12][O:13][C:4]=2[CH:3]=1)=[CH:9][N:8]([C:14]1[N:15]([CH:19]([CH3:21])[CH3:20])[N:16]=[CH:17][N:18]=1)[N:7]=3.[O:24]1[CH2:29][CH2:28][CH2:27][CH2:26][CH:25]1[O:30][CH2:31][CH2:32][N:33]1[CH:37]=[C:36](B2OC(C)(C)C(C)(C)O2)[CH:35]=[N:34]1.C(=O)([O-])[O-].[Cs+].[Cs+]>C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.Cl[Pd]Cl.[Fe+2].ClCCl>[CH:19]([N:15]1[C:14]([N:8]2[N:7]=[C:6]3[C:10]([CH2:11][CH2:12][O:13][C:4]4[CH:3]=[C:2]([C:36]5[CH:35]=[N:34][N:33]([CH2:32][CH2:31][O:30][CH:25]6[CH2:26][CH2:27][CH2:28][CH2:29][O:24]6)[CH:37]=5)[CH:23]=[CH:22][C:5]=43)=[CH:9]2)=[N:18][CH:17]=[N:16]1)([CH3:21])[CH3:20]
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 10796Cesium carbonateHCID 582049128-bromo-2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azuleneHCID 593418191-[2-(oxan-2-yloxy)ethyl]-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

생성물 1

HCID 670507272-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-8-{1-[2-(tetrahydro-pyran-2-yloxy)-ethyl]-1H-pyrazol-4-yl}-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene수율 64%

시약·촉매·용매

2
HCID 44119782Bis(cyclopenta-1,4-dien-1-yl(diphenyl)phosphane);dichloropalladium;iron(2+)촉매HCID 6344Dichloromethane용매

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온도
85 °C

실험 절차

As shown in FIG. 9, 8-Bromo-2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene 106 (160 mg, 0.43 mmol), 1-[2-(tetrahydro-pyran-2-yloxy)-ethyl]-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole 43 (165 mg, 0.51 mmol), cesium carbonate (279 mg, 0.85 mmol), 1,1′-bis(diphenylphosphino)ferrocenepalladium(II) dichloride, dichloromethane (17 mg, 5 mol %) were combined in a reaction vial, the atmosphere evacuated and back-filled with nitrogen. THF (5 mL) and water (1 mL) were added and the reaction mixture heated at 85° C. for 4 h. The reaction mixture was diluted with ethyl acetate and water, the organic layer separated, dried (Na2SO4), filtered and concentrated in vacuo. The resultant residue was subjected to flash chromatography (SiO2, gradient 0 to 30% ethyl acetate in cyclohexane) to give 2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-8-{1-[2-(tetrahydro-pyran-2-yloxy)-ethyl]-1H-pyrazol-4-yl}-4,5-dihydro-2H-6-oxa-1,2-diaza-benzo[e]azulene 45 (134 mg, 64%).

후처리

  1. customevacuated
  2. additionback-filled with nitrogen
  3. additionTHF (5 mL) and water (1 mL) were added
  4. additionThe reaction mixture was diluted with ethyl acetate and water
  5. customthe organic layer separated
  6. dry with materialdried (Na2SO4)
  7. filtrationfiltered
  8. concentrationconcentrated in vacuo

출처 및 근거

ORD 기록
ord-f5c0d293f9ba46ac8adfa9dccd3826b4
출처 데이터셋
uspto-grants-2015_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09198918B2

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