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Methanol → Methyl 2-((2-chloro-4-(dimethylcarbamoyl)phenyl)(methyl)-carbamoyl)-4,5-dihydrobenzo[b] thieno[2,3-d]oxepine-8-carboxylate

HRID 84519
ノート
印刷プレビュー

反応式

HRID 84519 の反応式
Br[C:2]1[CH:3]=[CH:4][C:5]2[C:11]3[S:12][C:13]([C:15]([N:17]([C:19]4[CH:24]=[CH:23][C:22]([C:25](=[O:29])[N:26]([CH3:28])[CH3:27])=[CH:21][C:20]=4[Cl:30])[CH3:18])=[O:16])=[CH:14][C:10]=3[CH2:9][CH2:8][O:7][C:6]=2[CH:31]=1.[CH3:32][OH:33].CN([CH:37]=[O:38])C>C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.C1C=CC(P(C2C=CC=CC=2)[C-]2C=CC=C2)=CC=1.[Fe+2].CC([O-])=O.CC([O-])=O.[Pd+2]>[Cl:30][C:20]1[CH:21]=[C:22]([C:25](=[O:29])[N:26]([CH3:28])[CH3:27])[CH:23]=[CH:24][C:19]=1[N:17]([CH3:18])[C:15]([C:13]1[S:12][C:11]2[C:5]3[CH:4]=[CH:3][C:2]([C:32]([O:38][CH3:37])=[O:33])=[CH:31][C:6]=3[O:7][CH2:8][CH2:9][C:10]=2[CH:14]=1)=[O:16]
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 3

HCID 887MethanolHCID 6228DimethylformamideHCID 568341588-bromo-N-(2-chloro-4-(dimethylcarbamoyl)phenyl)-N-methyl-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-2-carboxamide

生成物 1

HCID 56834268Methyl 2-((2-chloro-4-(dimethylcarbamoyl)phenyl)(methyl)-carbamoyl)-4,5-dihydrobenzo[b] thieno[2,3-d]oxepine-8-carboxylate収率 89%

試薬・触媒・溶媒 2

HCID 167845
palladium(II) acetate
触媒
HCID 635956Ferrocene-1,1'-bis-(diphenylphosphine)触媒

実験手順

The mixture of 8-bromo-N-(2-chloro-4-(dimethylcarbamoyl)phenyl)-N-methyl-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-2-carboxamide (27.0 g, 51.9 mmol), dppf (23.20 g, 41.9 mmol), Pd(OAc)2 (5.8 g, 25.8 mmol), TEA (27 mL), in DMF (270 mL) and MeOH (400 mL) was stirred under CO (50 psi) atmosphere at 70° C. for 2 days. The reaction mixture was filtrated and the filtrate was concentrated. The crude product was purified by silica gel chromatography eluted with Hexanes: EtOAc=1:1 to give methyl 2-((2-chloro-4-(dimethylcarbamoyl)phenyl)(methyl)-carbamoyl)-4,5-dihydrobenzo[b]thieno[2,3-d]oxepine-8-carboxylate (23.00 g, 89%). ESI-MS: 499.1. 1H NMR (DMSO-d6, 400 MHz): δ7.74-7.69 (m, 2H, ArH), 7.58-7.47 (m, 4H, ArH), 6.79 (s, 1H, ═CH), 4.23 (t, J=4.8 Hz, 2H, CH2), 3.83 (s, 3H, CH3), 3.31 (s, 3H, CH3), 3.01 (br, 5H, CH2, CH3), 2.94 (s, 3H, CH3).

後処理

  1. filtrationThe reaction mixture was filtrated
  2. concentrationthe filtrate was concentrated
  3. customThe crude product was purified by silica gel chromatography
  4. washeluted with Hexanes

出典と根拠

ORDレコード
ord-7ea804d39ade4a56ad48c454146b8200
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

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