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1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimide → 3-[4-(2-bromo-benzoyl)-piperazin-1-yl]-3-oxo-N-(5-phenyl-pyridin-2-yl)-propionamide

HRID 1665698
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HRID 1665698 반응식
[Br:1][C:2]1[CH:21]=[CH:20][CH:19]=[CH:18][C:3]=1[C:4]([N:6]1[CH2:11][CH2:10][N:9]([C:12](=[O:17])[CH2:13][C:14]([OH:16])=O)[CH2:8][CH2:7]1)=[O:5].CCN=C=NCCCN(C)C.C1C=CC2N(O)N=NC=2C=1.[C:43]1([C:49]2[CH:50]=[CH:51][C:52]([NH2:55])=[N:53][CH:54]=2)[CH:48]=[CH:47][CH:46]=[CH:45][CH:44]=1>CN(C1C=CN=CC=1)C.CN(C=O)C.O>[Br:1][C:2]1[CH:21]=[CH:20][CH:19]=[CH:18][C:3]=1[C:4]([N:6]1[CH2:7][CH2:8][N:9]([C:12](=[O:17])[CH2:13][C:14]([NH:55][C:52]2[CH:51]=[CH:50][C:49]([C:43]3[CH:48]=[CH:47][CH:46]=[CH:45][CH:44]=3)=[CH:54][N:53]=2)=[O:16])[CH2:10][CH2:11]1)=[O:5]
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참가 물질

8

반응물 4

HCID 159081-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 757711-HydroxybenzotriazoleHCID 1050975-Phenyl-2-pyridinamineHCID 578758013-[4-(2-Bromo-benzoyl)-piperazin-1-yl]-3-oxo-propionic acid

생성물 1

HCID 578758043-[4-(2-bromo-benzoyl)-piperazin-1-yl]-3-oxo-N-(5-phenyl-pyridin-2-yl)-propionamide수율 27.1%

시약·촉매·용매 3

HCID 142844-(Dimethylamino)pyridine촉매HCID 962Water용매HCID 6228Dimethylformamide용매

실험 절차

DMAP (137 mg, 1.1 mmol) was added to 3-[4-(2-bromo-benzoyl)-piperazin-1-yl]-3-oxo-propionic acid (200 mg, 0.56 mmol) in DMF (2 mL) followed by EDCI (129 mg, 0.67 mmol) and HOBT (91 mg, 0.67 mmol). After 2 minutes, 5-phenyl-pyridin-2-ylamine (115 mg, 0.67 mmol) was added and stirring was continued at room temperature overnight. Cold water was then added and it was extracted with ethyl acetate. The organic layer was washed with brine, dried over Na2SO4, and concentrated under reduced pressure to afford 77 mg (27% yield) of 3-[4-(2-bromo-benzoyl)-piperazin-1-yl]-3-oxo-N-(5-phenyl-pyridin-2-yl)-propionamide. LC/MS [M+H]+: 507.1, 97.03%. 1H NMR (300 MHz, DMSO-d6): δ 10.8 (d, 1H), 8.7-8.6 (bs, 1H), 8.2-8.06 (m, 2H), 7.76-7.64 (m, 3H), 7.54-7.34 (m, 6H), 3.8-3.4 (m, 8H), 3.24-3.1 (m, 2H).

후처리

  1. waitwas continued at room temperature overnight
  2. extractionit was extracted with ethyl acetate
  3. washThe organic layer was washed with brine
  4. dry with materialdried over Na2SO4
  5. concentrationconcentrated under reduced pressure

출처 및 근거

ORD 기록
ord-0791615c75564be287c974e56bd6e033
출처 데이터셋
uspto-grants-2011_10
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08039463B2

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