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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 1949781
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HRID 1949781 반응식
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]
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참가 물질

6

반응물 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

생성물 1

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

시약·촉매·용매 2

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

실험 절차

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).

후처리

  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

출처 및 근거

ORD 기록
ord-3515c1239e5340eba2413b2d4babdfbe
출처 데이터셋
uspto-grants-2013_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08399690B2

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