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Water → 4-(7-(3,4-dimethoxyphenylamino)thiazolo[5,4-d]pyrimidin-5-yl)-N-(2-(pyridin-4-yl)ethyl)benzamide

HRID 1410029
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HRID 1410029 반응식
Cl[C:2]1[N:3]=[C:4]([NH:11][C:12]2[CH:17]=[CH:16][C:15]([O:18][CH3:19])=[C:14]([O:20][CH3:21])[CH:13]=2)[C:5]2[N:10]=[CH:9][S:8][C:6]=2[N:7]=1.[N:22]1[CH:27]=[CH:26][C:25]([CH2:28][CH2:29][NH:30][C:31](=[O:47])[C:32]2[CH:37]=[CH:36][C:35](B3OC(C)(C)C(C)(C)O3)=[CH:34][CH:33]=2)=[CH:24][CH:23]=1.C([O-])([O-])=O.[Na+].[Na+].O>O1CCOCC1.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>[CH3:21][O:20][C:14]1[CH:13]=[C:12]([NH:11][C:4]2[C:5]3[N:10]=[CH:9][S:8][C:6]=3[N:7]=[C:2]([C:35]3[CH:36]=[CH:37][C:32]([C:31]([NH:30][CH2:29][CH2:28][C:25]4[CH:26]=[CH:27][N:22]=[CH:23][CH:24]=4)=[O:47])=[CH:33][CH:34]=3)[N:3]=2)[CH:17]=[CH:16][C:15]=1[O:18][CH3:19]
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참가 물질

7

반응물 4

HCID 962WaterHCID 10340Sodium CarbonateHCID 68379398N-(2-(pyridin-4-yl)ethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamideHCID 715341855-chloro-N-(3,4-dimethoxyphenyl)thiazolo[5,4-d]pyrimidin-7-amine

생성물 1

HCID 665491384-(7-(3,4-dimethoxyphenylamino)thiazolo[5,4-d]pyrimidin-5-yl)-N-(2-(pyridin-4-yl)ethyl)benzamide수율 31.5%

시약·촉매·용매 2

HCID 178418397HCID 178418397, 화합물촉매HCID 312751,4-Dioxane용매

실험 절차

To a stirred solution of 5-chloro-N-(3,4-dimethoxyphenyl)thiazolo[5,4-d]pyrimidin-7-amine (100 mg, 0.31 mmol) and N-(2-(pyridin-4-yl)ethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (140 mg, 0.4 mmol) in 25 mL of 1,4-dioxane were added Na2CO3 (64 mg, 0.6 mmol) and 3 mL of water at room temperature. Then the mixture was degassed with nitrogen for 15 minutes. Pd(PPh3)4 (20 mg, 0.017 mmol) was added in one portion and the reaction mixture was stirred at reflux for 16 hours under nitrogen. The solvent was evaporated and the residue was purified by silica gel chromatography (200-300 mesh, eluting with EtOAc) to give 4-(7-(3,4-dimethoxyphenylamino)thiazolo[5,4-d]pyrimidin-5-yl)-N-(2-(pyridin-4-yl)ethyl)benzamide (50 mg, 31%) as a yellow sold. 1H NMR (300 MHz, DMSO): δ 10.15 (s, 1H), 9.37 (s, 1H), 8.68 (t, 1H, J=5.3 Hz), 8.46-8.42 (m, 4H), 7.94-7.91 (m, 2H), 7.81 (d, 1H, J=2.7 Hz), 7.52-7.47 (m, 1H), 7.27-7.26 (m, 2H), 7.00 (d, 1H, J=8.7 Hz), 4.02 (s, 3H), 4.00 (s, 3H), 3.58-3.52 (m, 2H), 2.89 (t, 2H, J=7.0 Hz). LC-MS: 513 [M+H]+, 511 [M−H]−, tR=1.32 min. HPLC: 97.72% at 214 nm, 96.31% at 254 nm, tR=4.19 min.

후처리

  1. customThen the mixture was degassed with nitrogen for 15 minutes
  2. temperatureat reflux for 16 hours under nitrogen
  3. customThe solvent was evaporated
  4. customthe residue was purified by silica gel chromatography (200-300 mesh, eluting with EtOAc)

출처 및 근거

ORD 기록
ord-600ae5f4ca7349c6be5e423f5f112ffd
출처 데이터셋
uspto-grants-2014_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08921383B2

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