Acetic Acid → N-[4-({2-[(3-isopropylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)pyridin-2-yl]-2-(1-methylpiperidin-4-yl)acetamide

HRID 1963731Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1963731
[CH:1]([C:4]1[CH:5]=[C:6]([NH:10][C:11]2[N:15]([CH3:16])[C:14]3[CH:17]=[CH:18][C:19]([O:21][C:22]4[CH:27]=[CH:26][N:25]=[C:24]([NH:28][C:29](=[O:37])[CH2:30][CH:31]5[CH2:36][CH2:35][NH:34][CH2:33][CH2:32]5)[CH:23]=4)=[CH:20][C:13]=3[N:12]=2)[CH:7]=[CH:8][CH:9]=1)([CH3:3])[CH3:2].[C:38](O)(=O)C.C=O.C([BH3-])#N.[Na+].C(=O)([O-])[O-].[Na+].[Na+]>O1CCCC1.CO>[CH:1]([C:4]1[CH:5]=[C:6]([NH:10][C:11]2[N:15]([CH3:16])[C:14]3[CH:17]=[CH:18][C:19]([O:21][C:22]4[CH:27]=[CH:26][N:25]=[C:24]([NH:28][C:29](=[O:37])[CH2:30][CH:31]5[CH2:32][CH2:33][N:34]([CH3:38])[CH2:35][CH2:36]5)[CH:23]=4)=[CH:20][C:13]=3[N:12]=2)[CH:7]=[CH:8][CH:9]=1)([CH3:3])[CH3:2]

Komponenten

7

Versuchsvorschrift

To the mixture containing N-(4-(2-(3-isopropylphenylamino)-1-methyl-1H-benzo[d]imidazol-5-yloxy)pyridin-2-yl)-2-(piperidin-4-yl)acetamide (1 eq), glacial acetic acid (2 eq), and formaline (7.5 eq) in tetrahydrofuran:methanol (1:1) was added sodium cyanoborohydride (2 eq) and stirred at room temperature for one hour. Reaction neutralized with saturated sodium carbonate solution and extracted with ethyl acetate. The organic layer was washed with brine, dried over sodium sulfate and concentrated to give crude product. Purification by HPLC to yield N-[4-({2-[(3-isopropylphenyl)amino]-1-methyl-1H-benzimidazol-5-yl}oxy)pyridin-2-yl]-2-(1-methylpiperidin-4-yl)acetamide.

Aufarbeitung

  1. customReaction
  2. extractionextracted with ethyl acetate
  3. washThe organic layer was washed with brine
  4. dry with materialdried over sodium sulfate
  5. concentrationconcentrated
  6. customto give crude product
  7. customPurification by HPLC

Quellen und Nachweise

ORD-Eintrag
ord-2d7d305e54034ee8851e5e02342817d1
Quelldatensatz
uspto-grants-2013_04
Patentnummer
US08415382B2

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