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Sodium Carbonate → 5-{8-[4-(4-Methyl-piperazin-1-yl)-phenylamino]-imidazo[1,2-a]pyrazin-5-yl}-nicotinamide

HRID 1366133
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HRID 1366133 반응식
CC1(C)C(C)(C)OB([C:9]2[CH:10]=[N:11][CH:12]=[C:13]([CH:17]=2)[C:14]([NH2:16])=[O:15])O1.Br[C:20]1[N:25]2[CH:26]=[CH:27][N:28]=[C:24]2[C:23]([NH:29][C:30]2[CH:35]=[CH:34][C:33]([N:36]3[CH2:41][CH2:40][N:39]([CH3:42])[CH2:38][CH2:37]3)=[CH:32][CH:31]=2)=[N:22][CH:21]=1.C([O-])([O-])=O.[Na+].[Na+]>O1CCOCC1.CN(C=O)C.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>[NH3:11].[CH3:42][N:39]1[CH2:40][CH2:41][N:36]([C:33]2[CH:34]=[CH:35][C:30]([NH:29][C:23]3[C:24]4[N:25]([CH:26]=[CH:27][N:28]=4)[C:20]([C:9]4[CH:10]=[N:11][CH:12]=[C:13]([CH:17]=4)[C:14]([NH2:16])=[O:15])=[CH:21][N:22]=3)=[CH:31][CH:32]=2)[CH2:37][CH2:38]1
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참가 물질

8

반응물 3

HCID 10340Sodium CarbonateHCID 59022979(5-Bromoimidazo[1,2-a]pyrazin-8-yl)-(4-(4-methylpiperazin-1-yl)phenyl)amineHCID 590231175-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-carboxamide

생성물 2

HCID 222AmmoniaHCID 590230555-{8-[4-(4-Methyl-piperazin-1-yl)-phenylamino]-imidazo[1,2-a]pyrazin-5-yl}-nicotinamide수율 11%

시약·촉매·용매 3

HCID 178418397HCID 178418397, 화합물촉매HCID 6228Dimethylformamide용매HCID 312751,4-Dioxane용매

실험 절차

In the same way as described for Compound 127, step 4, using 5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-nicotinamide (51.6 mg, 0.207 mmol), (5-bromoimidazo[1,2-a]pyrazin-8-yl)-(4-(4-methylpiperazin-1-yl)phenyl)amine (40 mg, 0.103 mol), Pd(PPh3)4 (30 mg, 0.026 mmol) and 1.5M Na2CO3 (0.55 mL), in dioxane (0.46 mL) and DMF (1.01 mL). The residue is chromatographed on silica gel, eluting with DCM followed by 96:4 DCM:NH3 (7M in MeOH) to afford the title compound (4.8 mg, 11%). LCMS: Rt 1.74 min (97%) m/z (APCI) 429; 1H-NMR (400 MHz, d6-DMSO) δ (ppm).2.26 (3H, s), 2.49-2.54 (4H, m), 3.12 (4H, m), 6.97 (2H, d), 7.57 (1H, s), 7.73 (1H, s), 7.75 (1H, br s), 7.91 (2H, d), 8.07 (1H, s), 8.29 (1H, br s), 8.54 (1H, s), 9.03 (1H, s), 9.14 (1H, s), 9.58 (1H, s).

후처리

  1. customThe residue is chromatographed on silica gel
  2. washeluting with DCM

출처 및 근거

ORD 기록
ord-6c64ff5a276948fbb35d02816ad6357c
출처 데이터셋
uspto-grants-2011_02
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07893058B2

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