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Pyridine → N2-(2-chloro-4-(dimethylcarbamoyl)phenyl)-N8-ethyl-N2-methyl-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-2,8-dicarboxamide

HRID 84637
ノート
印刷プレビュー

反応式

HRID 84637 の反応式
[Cl:1][C:2]1[CH:7]=[C:6]([C:8](=[O:12])[N:9]([CH3:11])[CH3:10])[CH:5]=[CH:4][C:3]=1[N:13]([CH3:33])[C:14]([C:16]1[S:32][C:19]2[C:20]3[CH:28]=[CH:27][C:26]([C:29](O)=[O:30])=[CH:25][C:21]=3[O:22][CH2:23][CH2:24][C:18]=2[CH:17]=1)=[O:15].[CH2:34]([NH2:36])[CH3:35].N1C=CC=CC=1>O=S(Cl)Cl.C1COCC1>[Cl:1][C:2]1[CH:7]=[C:6]([C:8](=[O:12])[N:9]([CH3:10])[CH3:11])[CH:5]=[CH:4][C:3]=1[N:13]([CH3:33])[C:14]([C:16]1[S:32][C:19]2[C:20]3[CH:28]=[CH:27][C:26]([C:29]([NH:36][CH2:34][CH3:35])=[O:30])=[CH:25][C:21]=3[O:22][CH2:23][CH2:24][C:18]=2[CH:17]=1)=[O:15]
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

6

反応物 3

HCID 1049PyridineHCID 6341EthylamineHCID 568342692-((2-Chloro-4-(dimethylcarbamoyl)phenyl)(methyl) carbamoyl)-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-8-carboxylic acid

生成物 1

HCID 57900236N2-(2-chloro-4-(dimethylcarbamoyl)phenyl)-N8-ethyl-N2-methyl-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-2,8-dicarboxamide収率 31%

試薬・触媒・溶媒 2

HCID 8028
Tetrahydrofuran
溶媒
2 回
HCID 24386Thionyl Chloride溶媒

反応条件

温度
95 °C

実験手順

2-((2-Chloro-4-(dimethylcarbamoyl)phenyl)(methyl)carbamoyl)-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-8-carboxylic acid (0.15 g, 0.31 mmol) was dissolved in SOCl2 (10 mL). The solution was heated at 90-100° C. for 3 hours. Removal of the rest SOCl2 gave the crude product. A solution of the crude acid chloride in THF (12 mL) was treated with a solution of ethanamine (0.14 g, 3.1 mmol) and Pyridine (0.3 mL) in THF (8 mL) at 0° C. The reaction mixture was allowed to reach room temperature and stirred overnight. Concentrated to remove THF to afford the crude product, it was purified by preparative TLC to obtain 347 (48.5 mg, 31%). ESI-MS: 512. 1H NMR (CDCl3, 400 MHz): δ7.59 (s, 1H, ArH), 7.44-7.32 (m, 5H, ArH), 6.95 (s, 1H, ═CH), 6.12 (s, 1H, NH), 4.23 (t, J=5.0 Hz, 2H, CH2), 3.51-3.44 (m, 2H, CH2), 3.39 (s, 3H, CH3), 3.13 (s, 3H, CH3), 3.05 (t, J=5.0 Hz, 2H, CH2), 3.02 (s, 3H, CH3), 1.24 (t, J=7.2 Hz, 3H, CH3).

後処理

  1. customRemoval of the rest SOCl2
  2. customgave the crude product
  3. customto reach room temperature
  4. concentrationConcentrated
  5. customto remove THF
  6. customto afford the crude product, it
  7. customwas purified by preparative TLC

出典と根拠

ORDレコード
ord-06e9d45e9f2647d3822549444d2d16bd
出典データセット
uspto-grants-2014_09
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US08846762B2

反応ノート

読み込み中…

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