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Potassium Carbonate → 5-(11-fluoro-6H-pyrido[2',3':5,6][1,3]oxazino[3,4-a]indol-2-yl)-2-(1H-imidazol-1-yl)-N-methyl-6-(N-methylmethylsulfonamido)benzofuran-3-carboxamide

HRID 595576
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HRID 595576 반응식
[N:1]1([C:6]2[O:7][C:8]3[CH:18]=[C:17]([N:19]([CH3:24])[S:20]([CH3:23])(=[O:22])=[O:21])[C:16](B4OC(C)(C)C(C)(C)O4)=[CH:15][C:9]=3[C:10]=2[C:11]([NH:13][CH3:14])=[O:12])[CH:5]=[CH:4][N:3]=[CH:2]1.Cl[C:35]1[CH:36]=[CH:37][C:38]2[O:51][CH2:50][N:41]3[C:42]4[CH:43]=[CH:44][CH:45]=[C:46]([F:49])[C:47]=4[CH:48]=[C:40]3[C:39]=2[N:52]=1.C([O-])([O-])=O.[K+].[K+].CC(C1C=C(C(C)C)C(C2C=CC=CC=2P(C2CCCCC2)C2CCCCC2)=C(C(C)C)C=1)C>O1CCOCC1.O.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.[Pd].[Pd]>[F:49][C:46]1[C:47]2[CH:48]=[C:40]3[C:39]4[N:52]=[C:35]([C:16]5[C:17]([N:19]([CH3:24])[S:20]([CH3:23])(=[O:22])=[O:21])=[CH:18][C:8]6[O:7][C:6]([N:1]7[CH:5]=[CH:4][N:3]=[CH:2]7)=[C:10]([C:11]([NH:13][CH3:14])=[O:12])[C:9]=6[CH:15]=5)[CH:36]=[CH:37][C:38]=4[O:51][CH2:50][N:41]3[C:42]=2[CH:43]=[CH:44][CH:45]=1
참가 물질반응 조건실험 절차후처리출처 및 근거반응 노트

참가 물질

8

반응물 4

HCID 11430Potassium CarbonateHCID 111557942-Dicyclohexylphosphino-2',4',6'-triisoprophylbiphenylHCID 867283052-chloro-11-fluoro-6H-pyrido[2',3':5,6][1,3]oxazino[3,4-a]indoleHCID 903336142-(1H-imidazol-1-yl)-N-methyl-6-(N-methylmethylsulfonamido)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzofuran-3-carboxamide

생성물 1

HCID 77845758
5-(11-fluoro-6H-pyrido[2',3':5,6][1,3]oxazino[3,4-a]indol-2-yl)-2-(1H-imidazol-1-yl)-N-methyl-6-(N-methylmethylsulfonamido)benzofuran-3-carboxamide
수율 40%

시약·촉매·용매 3

HCID 9811564Bis(dibenzylideneacetone)palladium촉매HCID 962Water용매HCID 312751,4-Dioxane용매

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온도
110 °C

실험 절차

To a solution of 2-(1H-imidazol-1-yl)-N-methyl-6-(N-methylmethylsulfonamido)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzofuran-3-carboxamide (60 mg, 0.13 mmol), 2-chloro-11-fluoro-6H-pyrido[2′,3′:5,6][1,3]oxazino[3,4-a]indole (42 mg, 0.15 mmol) and K2CO3 (26 mg, 0.19 mmol) in 1,4-dioxane (1 mL) and water (0.01 mL) were added X-Phos (10 mg) and Pd2(dba)3 (10 mg) under nitrogen. The mixture was heated at 110° C. for 3 hours and filtered through the celite pad. The filtrate was extracted with EtOAc and the combined organic phase was washed with brine, dried over Na2SO4 and concentrated in vacuo. The crude product was purified by prep-HPLC to give 5-(11-fluoro-6H-pyrido[2′,3′:5,6][1,3]oxazino[3,4-a]indol-2-yl)-2-(1H-imidazol-1-yl)-N-methyl-6-(N-methylmethylsulfonamido)benzofuran-3-carboxamide (30 mg, yield: 40%). 1H-NMR (400 MHz, CDCl3) δ 8.36 (s, 1H), 8.03 (s, 1H), 7.73 (s, 1H), 7.68 (s, 1H), 7.52 (s, 2H), 7.20˜7.25 (m, 3H), 7.12 (d, J=8.4 Hz, 1H), 6.84˜6.88 (m, 1H), 6.02 (s, 2H), 5.93 (d, J=4.8 Hz, 1H), 3.35 (s, 3H), 3.02 (d, J=4.8 Hz, 3H), 2.78 (s, 3H). MS (M+H)+: 587.

후처리

  1. filtrationfiltered through the celite pad
  2. extractionThe filtrate was extracted with EtOAc
  3. washthe combined organic phase was washed with brine
  4. dry with materialdried over Na2SO4
  5. concentrationconcentrated in vacuo
  6. customThe crude product was purified by prep-HPLC

출처 및 근거

ORD 기록
ord-69ac8263a5044e4a93128946c6ef7a86
출처 데이터셋
uspto-grants-2016_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09242998B2

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