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Sodium hydride → tert-butyl 3-{1-[4-(methoxycarbonyl)phenyl]-1H-1,2,3-triazol-4-yl}-5-[(6-oxo-3-pyridin-4-ylpyridazin-1(6H)-yl)methyl]-1H-indazole-1-carboxylate

HRID 1520067
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HRID 1520067 반응식
[H-].[Na+].[N:3]1[CH:8]=[CH:7][C:6]([C:9]2[CH:10]=[CH:11][C:12](=[O:15])[NH:13][N:14]=2)=[CH:5][CH:4]=1.Br[CH2:17][C:18]1[CH:19]=[C:20]2[C:24](=[CH:25][CH:26]=1)[N:23]([C:27]([O:29][C:30]([CH3:33])([CH3:32])[CH3:31])=[O:28])[N:22]=[C:21]2[C:34]1[N:35]=[N:36][N:37]([C:39]2[CH:44]=[CH:43][C:42]([C:45]([O:47][CH3:48])=[O:46])=[CH:41][CH:40]=2)[CH:38]=1.C([O-])(O)=O.[Na+]>CN(C=O)C>[CH3:48][O:47][C:45]([C:42]1[CH:43]=[CH:44][C:39]([N:37]2[CH:38]=[C:34]([C:21]3[C:20]4[C:24](=[CH:25][CH:26]=[C:18]([CH2:17][N:13]5[C:12](=[O:15])[CH:11]=[CH:10][C:9]([C:6]6[CH:7]=[CH:8][N:3]=[CH:4][CH:5]=6)=[N:14]5)[CH:19]=4)[N:23]([C:27]([O:29][C:30]([CH3:33])([CH3:32])[CH3:31])=[O:28])[N:22]=3)[N:35]=[N:36]2)=[CH:40][CH:41]=1)=[O:46]
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참가 물질

6

반응물 4

HCID 24758Sodium hydrideHCID 516892Sodium BicarbonateHCID 27276126-(Pyridin-4-yl)pyridazin-3(2H)-oneHCID 67981095tert-butyl 5-(bromomethyl)-3-{1-[4-(methoxycarbonyl)phenyl]-1H-1,2,3-triazol-4-yl}-1H-indazole-1-carboxylate

생성물 1

HCID 68061164tert-butyl 3-{1-[4-(methoxycarbonyl)phenyl]-1H-1,2,3-triazol-4-yl}-5-[(6-oxo-3-pyridin-4-ylpyridazin-1(6H)-yl)methyl]-1H-indazole-1-carboxylate

시약·촉매·용매 1

HCID 6228Dimethylformamide용매2회

실험 절차

Sodium hydride (106 mg; 2.43 mmol; 7.4 eq.) was added in one portion to a solution of 6-pyridin-4-ylpyridazin-3(2H)-one (176 mg; 1.02 mmol; 3.1 eq.) in DMF (6 mL). After 10 min a solution of tert-butyl 5-(bromomethyl)-3-{1-[4-(methoxycarbonyl)phenyl]-1H-1,2,3-triazol-4-yl}-1H-indazole-1-carboxylate (565 mg; 0.33 mmol; 1.0 eq.) in DMF (6 mL) was added dropwise over 2 min and the reaction solution stirred for 4 h at RT. The reaction mixture was then poured into saturated solution of NaHCO3 and extracted with EtOAc. Combined organic phases were dried over magnesium sulfate, filtered and concentrated. The crude was purified by preparative HPLC to give the title compound as a yellow solid. 1H NMR (300 MHz, DMSO-d6) δ 9.69 (s, 1H), 8.75-8.62 (m, 3H), 8.30 (d, J=8.8 Hz, 2H), 8.24-8.18 (m, 3H), 8.15 (d, J=9.2 Hz, 1H), 7.93 (dd, J=1.6, 4.6 Hz, 2H), 7.78-7.72 (m, 1H), 7.19 (d, J=9.8 Hz, 1H), 5.59 (s, 2H), 3.92 (s, 3H), 1.68 (s, 9H). MS (ESI+): 605.3.

후처리

  1. extractionextracted with EtOAc
  2. dry with materialCombined organic phases were dried over magnesium sulfate
  3. filtrationfiltered
  4. concentrationconcentrated
  5. customThe crude was purified by preparative HPLC

출처 및 근거

ORD 기록
ord-e355d4ed29d940f0b124e582108779d7
출처 데이터셋
uspto-grants-2015_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09073892B2

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