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Water → 1-(4-(2-(1-isopropyl-1H-1,2,4-triazol-5-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-9-yl)-1-methyl-1H-imidazol-2-yl)-2-methylpropan-2-ol

HRID 1800097
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HRID 1800097 반응식
[CH:1]([N:4]1[C:8]([C:9]2[N:10]=[C:11]3[C:17]4[CH:18]=[CH:19][C:20](B5OC(C)(C)C(C)(C)O5)=[CH:21][C:16]=4[O:15][CH2:14][CH2:13][N:12]3[CH:31]=2)=[N:7][CH:6]=[N:5]1)([CH3:3])[CH3:2].Br[C:33]1[N:34]=[C:35]([CH2:39][C:40]([CH3:43])([OH:42])[CH3:41])[N:36]([CH3:38])[CH:37]=1.[F-].[Cs+].O>CN(C=O)C.[Cu]I.C1C=CC([P]([Pd]([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)([P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)[P](C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)(C2C=CC=CC=2)C2C=CC=CC=2)=CC=1>[CH:1]([N:4]1[C:8]([C:9]2[N:10]=[C:11]3[C:17]4[CH:18]=[CH:19][C:20]([C:33]5[N:34]=[C:35]([CH2:39][C:40]([CH3:43])([OH:42])[CH3:41])[N:36]([CH3:38])[CH:37]=5)=[CH:21][C:16]=4[O:15][CH2:14][CH2:13][N:12]3[CH:31]=2)=[N:7][CH:6]=[N:5]1)([CH3:3])[CH3:2]
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HCID 962WaterHCID 25953Cesium fluorideHCID 582047132-(1-isopropyl-1H-1,2,4-triazol-5-yl)-9-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepineHCID 670506471-(4-bromo-1-methyl-1H-imidazol-2-yl)-2-methyl-propan-2-ol

생성물 1

HCID 582044021-(4-(2-(1-isopropyl-1H-1,2,4-triazol-5-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-9-yl)-1-methyl-1H-imidazol-2-yl)-2-methylpropan-2-ol
수율 16.2%

시약·촉매·용매 3

HCID 24350Copper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)촉매HCID 178418397HCID 178418397, 화합물촉매HCID 6228Dimethylformamide용매

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온도
130 °C

실험 절차

To a mixture of 2-(1-isopropyl-1H-1,2,4-triazol-5-yl)-9-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepine (200 mg, 0.48 mmol) and 1-(4-bromo-1-methyl-1H-imidazol-2-yl)-2-methyl-propan-2-ol (166 mg, 0.71 mmol) in dry DMF (2 mL) under nitrogen was added CsF (180 mg, 1.19 mmol), CuI (9 mg, 0.048 mmol) and Pd(PPh3)4 (27 mg, 0.024 mmol). The reaction mixture was heated at 130° C. for 40 min under microwave. Cooled to room temperature, the resulting mixture was poured into water and extracted with EtOAc. Dried organics over sodium sulfate and purified by pre-HPLC to give 272 as a white solid (34.9 mg, yield: 16%). 1H NMR (DMSO-d6, 400 MHz): δ8.51 (s, 1H), 7.90 (s, 1H), 7.86 (s, 1H), 7.23-7.11 (m, 3H), 5.93-5.89 (m, 1H), 4.54-4.52 (m, 4H), 3.74-3.66 (m, 5H), 1.46 (dd, J=6.4 Hz, 6H), 1.24 (brs, 6H). MS: (ESI, m/z)=448 [M+H]+

후처리

  1. temperatureCooled to room temperature
  2. extractionextracted with EtOAc
  3. customDried organics over sodium sulfate and purified by pre-HPLC

출처 및 근거

ORD 기록
ord-3afa7f86a4a244c39e675ac092f5f431
출처 데이터셋
uspto-grants-2013_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08343955B2

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