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(4-[2-(benzoxazol-2-ylthio)ethyl]piperazin-1-yl]-N-[2,4-bis(2,2,2-trifluoroethoxy)-6-methyl-3-pyridyl]acetamide → 2-[4-[2-(benzoxazol-2-ylthio)ethyl]piperazin-1-yl]-N-[2,4-bis(2,2,2-trifluoroethoxy)-6-methyl-3-pyridyl]acetamide monohydrochloride

HRID 2354016
ノート
印刷プレビュー

反応式

HRID 2354016 の反応式
[O:1]1[C:5]2[CH:6]=[CH:7][CH:8]=[CH:9][C:4]=2[N:3]=[C:2]1[S:10][CH2:11][CH2:12][N:13]1[CH2:18][CH2:17][N:16]([CH2:19][C:20]([NH:22][C:23]2[C:24]([O:36][CH2:37][C:38]([F:41])([F:40])[F:39])=[N:25][C:26]([CH3:35])=[CH:27][C:28]=2[O:29][CH2:30][C:31]([F:34])([F:33])[F:32])=[O:21])[CH2:15][CH2:14]1.[ClH:42].N1C=CC=CC=1>C(O)C>[ClH:42].[O:1]1[C:5]2[CH:6]=[CH:7][CH:8]=[CH:9][C:4]=2[N:3]=[C:2]1[S:10][CH2:11][CH2:12][N:13]1[CH2:14][CH2:15][N:16]([CH2:19][C:20]([NH:22][C:23]2[C:24]([O:36][CH2:37][C:38]([F:40])([F:41])[F:39])=[N:25][C:26]([CH3:35])=[CH:27][C:28]=2[O:29][CH2:30][C:31]([F:32])([F:33])[F:34])=[O:21])[CH2:17][CH2:18]1
参加物実験手順後処理出典と根拠反応ノート

参加物

4

反応物 2

HCID 10009365(4-[2-(benzoxazol-2-ylthio)ethyl]piperazin-1-yl]-N-[2,4-bis(2,2,2-trifluoroethoxy)-6-methyl-3-pyridyl]acetamideHCID 10176127Pyridinium chloride

生成物 1

HCID 100093642-[4-[2-(benzoxazol-2-ylthio)ethyl]piperazin-1-yl]-N-[2,4-bis(2,2,2-trifluoroethoxy)-6-methyl-3-pyridyl]acetamide monohydrochloride収率 74%

試薬・触媒・溶媒 1

HCID 702Ethanol溶媒

実験手順

After dissolving of 2-[4-[2-(benzoxazol-2-ylthio)ethyl]piperazin-1-yl]-N-[2,4-bis(2,2,2-trifluoroethoxy)-6-methyl-3-pyridyl]acetamide (1.00 g, 1.65 mmol) in ethanol (20 mL), pyridine hydrochloride (380 mg, 3.29 mmol) was added. The reaction mixture was concentrated, and to the residue, ethanol (0.5 mL) and water (5 mL) were added. A precipitate was collected by filtration to obtain 2-[4-[2-(benzoxazol-2-ylthio)ethyl]piperazin-1-yl]-N-[2,4-bis(2,2,2-trifluoroethoxy)-6-methyl-3-pyridyl]acetamide monohydrochloride (786 mg, 74%) as a colorless crystalline powder. The monohydrochloride (300 mg) was suspended in water (1.5 mL), followed by heating to 80° C. to dissolve the same. After allowing the reaction mixture to cool down to room temperature, crystals were collected by filtration, washed with water (0.5 mL×2), and heated and dried at 50° C. for 7 hours under reduced pressure to obtain the title compound (84 mg, 28%) as a colorless crystalline powder.

後処理

  1. additionwas added
  2. concentrationThe reaction mixture was concentrated
  3. additionto the residue, ethanol (0.5 mL) and water (5 mL) were added
  4. filtrationA precipitate was collected by filtration

出典と根拠

ORDレコード
ord-b8b3f9caa1c246e59810f86d805a28f3
出典データセット
uspto-grants-2010_07
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07750150B2

反応ノート

読み込み中…

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