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1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine) → 7-methyl-3-{4-[(1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-2-yl)oxy]phenyl}-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one

HRID 82552
ノート
印刷プレビュー

反応式

HRID 82552 の反応式
CC([O-])(C)C.[Na+].CC1(C)C2C=CC=C(P(C3C=CC=CC=3)C3C=CC=CC=3)C=2OC2C1=CC=CC=2P(C1C=CC=CC=1)C1C=CC=CC=1.Cl[C:50]1[C:55]([NH:56][C:57](=[O:63])OC(C)(C)C)=[C:54]([CH3:64])[CH:53]=[CH:52][N:51]=1.[CH3:65][Si:66]([CH3:89])([CH3:88])[CH2:67][CH2:68][O:69][CH2:70][N:71]1[C:75]2[CH:76]=[CH:77][CH:78]=[CH:79][C:74]=2[N:73]=[C:72]1[O:80][C:81]1[CH:87]=[CH:86][C:84]([NH2:85])=[CH:83][CH:82]=1>C1(C)C=CC=CC=1.CC(O)C.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]>[CH3:64][C:54]1[CH:53]=[CH:52][N:51]=[C:50]2[N:85]([C:84]3[CH:83]=[CH:82][C:81]([O:80][C:72]4[N:71]([CH2:70][O:69][CH2:68][CH2:67][Si:66]([CH3:88])([CH3:89])[CH3:65])[C:75]5[CH:76]=[CH:77][CH:78]=[CH:79][C:74]=5[N:73]=4)=[CH:87][CH:86]=3)[C:57](=[O:63])[NH:56][C:55]=12
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

8

反応物 4

HCID 6360441,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 23676156Sodium t-butoxideHCID 585776534-[(1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-2-yl)oxy]anilineHCID 58577713Tert-butyl (2-chloro-4-methylpyridin-3-yl)carbamate

生成物 1

HCID 58577646
7-methyl-3-{4-[(1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-2-yl)oxy]phenyl}-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one
収率 37.3%

試薬・触媒・溶媒 3

HCID 9811564Bis(dibenzylideneacetone)palladium触媒HCID 1140Toluene溶媒HCID 3776Isopropanol溶媒

反応条件

温度
100 °C

実験手順

The mixture of sodium 2-methylpropan-2-olate (0.16 g), (9,9-dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine) (0.054 g), tert-butyl (2-chloro-4-methylpyridin-3-yl)carbamate (0.28 g), 4-[(1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-2-yl)oxy]aniline (0.41 g) and Pd2(dba)3 (0.043 g) in toluene (40 mL) and 2-propanol (10 mL) was stirred at 100° C. under N2 overnight. After cooling to room temperature, the reaction mixture was concentrated in vacuo. The residue was purified by column chromatography (silica gel, eluted with 0%-100% EtOAc in hexane) to give 7-methyl-3-{4-[(1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-2-yl)oxy]phenyl}-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one (0.21 g) as white crystals.

後処理

  1. temperatureAfter cooling to room temperature
  2. concentrationthe reaction mixture was concentrated in vacuo
  3. customThe residue was purified by column chromatography (silica gel, eluted with 0%-100% EtOAc in hexane)

出典と根拠

ORDレコード
ord-634062630cff4fcf94e0273dd6631f20
出典データセット
uspto-grants-2014_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08846713B2

反応ノート

読み込み中…

このページの内容参加物反応条件実験手順後処理出典と根拠反応ノート