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1-Methylpiperazine → 1-(5-Tert-butylisoxazol-3-yl)-3-(3-(6-methoxy-7-(2-(4-methylpiperazin-1-yl)ethoxy)quinazolin-4-yloxy)phenyl)urea

HRID 631271
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HRID 631271 반응식
[C:1]([C:5]1[O:9][N:8]=[C:7]([NH:10][C:11]([NH:13][C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([O:20][C:21]3[C:30]4[C:25](=[CH:26][C:27]([O:33][CH2:34][CH2:35]Cl)=[C:28]([O:31][CH3:32])[CH:29]=4)[N:24]=[CH:23][N:22]=3)[CH:15]=2)=[O:12])[CH:6]=1)([CH3:4])([CH3:3])[CH3:2].[CH3:37][N:38]1[CH2:43][CH2:42][NH:41][CH2:40][CH2:39]1.C(N(C(C)C)CC)(C)C>CN(C=O)C.[I-].C([N+](CCCC)(CCCC)CCCC)CCC>[C:1]([C:5]1[O:9][N:8]=[C:7]([NH:10][C:11]([NH:13][C:14]2[CH:19]=[CH:18][CH:17]=[C:16]([O:20][C:21]3[C:30]4[C:25](=[CH:26][C:27]([O:33][CH2:34][CH2:35][N:41]5[CH2:42][CH2:43][N:38]([CH3:37])[CH2:39][CH2:40]5)=[C:28]([O:31][CH3:32])[CH:29]=4)[N:24]=[CH:23][N:22]=3)[CH:15]=2)=[O:12])[CH:6]=1)([CH3:4])([CH3:3])[CH3:2]
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참가 물질

6

반응물 3

HCID 531671-MethylpiperazineHCID 81531DiisopropylethylamineHCID 668765301-(5-Tert-butyl-isoxazol-3-yl)-3-{3-[7-(2-chloro-ethoxy)-6-methoxy-quinazolin-4-yloxy]-phenyl}-urea

생성물 1

HCID 442432611-(5-Tert-butylisoxazol-3-yl)-3-(3-(6-methoxy-7-(2-(4-methylpiperazin-1-yl)ethoxy)quinazolin-4-yloxy)phenyl)urea수율 8.3%

시약·촉매·용매 2

HCID 67553
Tetrabutylammonium Iodide
촉매
HCID 6228Dimethylformamide용매

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온도
60 °C

실험 절차

To a solution of 1-(5-tert-butyl-isoxazol-3-yl)-3-{3-[7-(2-chloro-ethoxy)-6-methoxy-quinazolin-4-yloxy]-phenyl}-urea from Example 35B (225 mg, 0.439 mmol) in DMF (3 mL) was added N-methyl piperazine (0.146 mL, 1.317 mmol) followed by diisopropyl ethylamine (0.229 mL, 1.317 mmol) and tetrabutyl ammonium iodide (162.15 mg, 0.439 mmol). The reaction mixture was heated at 60° C. for 2 days. Formation of the product was determined by LCMS. The crude reaction mixture was purified by preparative HPLC (phenomenex phenylhexyl reverse phase column eluted with gradient of solvent A=0.05% HOAc/H2O and solvent B=0.05% HOAc/CH3CN) to afford 1-(5-tert-butylisoxazol-3-yl)-3-(3-(6-methoxy-7-(2-(4-methylpiperazin-1-yl)ethoxy)quinazolin-4-yloxy)phenyl)urea (21 mg, 8%) as a white solid. 1H NMR (300 MHz, DMSO-d6) δ 9.80 (s, 1H), 9.32 (s, 1H), 8.55 (s, 1H), 7.55 (d, 2H), 7.40 (m, 2H), 7.25 (s, 1H), 6.98 (m, 1H), 6.48 (s, 1H), 4.30 (m, 2H), 4.00 (s, 3H), 2.82-2.25 (m, 10H), 2.15 (s, 3H), 1.28 (s, 9H); LC-MS (ESI) m/z 576 (M+H)+.

후처리

  1. customThe crude reaction mixture
  2. customwas purified by preparative HPLC (phenomenex phenylhexyl reverse phase column
  3. washeluted with gradient of solvent A=0.05% HOAc/H2O and solvent B=0.05% HOAc/CH3CN)

출처 및 근거

ORD 기록
ord-afc948fbf9664499a44670adfecc994c
출처 데이터셋
uspto-grants-2016_04
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09320739B2

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