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1-Hydroxybenzotriazole → 1-Methyl-N-(tetrahydro-2H-pyran-4-yl)-N-[3-(trifluoromethoxy)benzyl]-1H-imidazole-4-carboxamide

HRID 467958
ノート
印刷プレビュー

反応式

HRID 467958 の反応式
[F:1][C:2]([F:19])([F:18])[O:3][C:4]1[CH:5]=[C:6]([CH:15]=[CH:16][CH:17]=1)[CH2:7][NH:8][CH:9]1[CH2:14][CH2:13][O:12][CH2:11][CH2:10]1.[CH3:20][N:21]1[CH:25]=[C:24]([C:26](O)=[O:27])[N:23]=[CH:22]1.CCN=C=NCCCN(C)C.Cl.C1C=CC2N(O)N=NC=2C=1>C(#N)C>[CH3:20][N:21]1[CH:25]=[C:24]([C:26]([N:8]([CH:9]2[CH2:14][CH2:13][O:12][CH2:11][CH2:10]2)[CH2:7][C:6]2[CH:15]=[CH:16][CH:17]=[C:4]([O:3][C:2]([F:18])([F:1])[F:19])[CH:5]=2)=[O:27])[N:23]=[CH:22]1
参加物実験手順後処理出典と根拠反応ノート

参加物

6

反応物 4

HCID 757711-HydroxybenzotriazoleHCID 5415091-methyl-1H-imidazole-4-carboxylic acidHCID 27239391,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 58049381N-[3-(Trifluoromethoxy)benzyl]tetrahydro-2H-pyran-4-amine

生成物 1

HCID 469166841-Methyl-N-(tetrahydro-2H-pyran-4-yl)-N-[3-(trifluoromethoxy)benzyl]-1H-imidazole-4-carboxamide収率 14.4%

試薬・触媒・溶媒 1

HCID 6342Acetonitrile溶媒

実験手順

A mixture of N-[3-(trifluoromethoxy)benzyl]tetrahydro-2H-pyran-4-amine (450 mg), 1-methyl-1H-imidazole-4-carboxylic acid (210 mg), EDC.HCl (320 mg), HOBt (250 mg) and acetonitrile (5 mL) was stirred at room temperature for an hour. Acetonitrile was distilled off under reduced pressure and an aqueous solution of 6 M sodium hydroxide was added. Extraction was conducted with ethyl acetate and the solvent was concentrated. The residue was purified by column chromatography (NH silica gel cartridge; ethyl acetate) to give the titled compound (90 mg).

後処理

  1. distillationAcetonitrile was distilled off under reduced pressure
  2. additionan aqueous solution of 6 M sodium hydroxide was added
  3. extractionExtraction
  4. concentrationthe solvent was concentrated
  5. customThe residue was purified by column chromatography (NH silica gel cartridge; ethyl acetate)

出典と根拠

ORDレコード
ord-3e3ee17d43a4428ba849d0dfde4e66d7
出典データセット
uspto-grants-2014_01
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08623898B2

反応ノート

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