1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimide → 4-benzyloxy-N-{1,1-dimethyl-2-oxo-2-[4-(2-trifluoromethyl-benzoyl)-piperazin-1-yl]-ethyl}-benzamide

HRID 1178002

반응식

HRID 1178002 반응식
CCN(C(C)C)C(C)C.[CH2:10]([O:17][C:18]1[CH:32]=[CH:31][C:21]([C:22]([NH:24][C:25]([CH3:30])([CH3:29])[C:26]([OH:28])=O)=[O:23])=[CH:20][CH:19]=1)[C:11]1[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=1.C1C=CC2N(O)N=NC=2C=1.CCN=C=NCCCN(C)C.Cl.[N:55]1([C:61]([C:63]2[CH:68]=[CH:67][CH:66]=[CH:65][C:64]=2[C:69]([F:72])([F:71])[F:70])=[O:62])[CH2:60][CH2:59][NH:58][CH2:57][CH2:56]1>CN(C=O)C.O>[CH2:10]([O:17][C:18]1[CH:19]=[CH:20][C:21]([C:22]([NH:24][C:25]([CH3:30])([CH3:29])[C:26](=[O:28])[N:58]2[CH2:59][CH2:60][N:55]([C:61](=[O:62])[C:63]3[CH:68]=[CH:67][CH:66]=[CH:65][C:64]=3[C:69]([F:72])([F:70])[F:71])[CH2:56][CH2:57]2)=[O:23])=[CH:31][CH:32]=1)[C:11]1[CH:12]=[CH:13][CH:14]=[CH:15][CH:16]=1

참가 물질

8

실험 절차

DIPEA (284 mg, 0.19 mL, 1.62 mmol) was added to a stirred solution of 2-(4-benzyloxy-benzoylamino)-2-methyl-propionic acid (170 mg, 0.54 mmol) in DMF (2 mL). HOBT (88 mg, 0.65 mmol) and EDCI (125 mg, 0.65 mmol) were then added at room temperature. After 2 minutes, piperazin-1-yl-(2-trifluoromethyl-phenyl)-methanone hydrochloride salt (192 mg, 0.65 mmol) was added and the resulting mixture was stirred at room temperature overnight. Cold water was then added and filtered the solid precipitated out to afford 150 mg (50% yield) of 4-benzyloxy-N-{1,1-dimethyl-2-oxo-2-[4-(2-trifluoromethyl-benzoyl)-piperazin-1-yl]-ethyl}-benzamide. LCMS Purity: 93.29%. 1H NMR (DMSO-d6): δ 8.4 (bs, 1H), 7.6-7.8 (m, 5H), 7.4 (m, 6H), 7.0-7.1 (d, 2H), 5.2 (m, 2H), 3.5 (m, 5H), 3.0 (m, 3H), 1.4 (s, 6H).

후처리

  1. filtrationfiltered the solid
  2. customprecipitated out

출처 및 근거

ORD 기록
ord-70f54ed9e03b4e659104debb51e72d80
출처 데이터셋
uspto-grants-2010_11
특허 번호
US07842696B2

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