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Methanol → 3-Chloro-N-[2-(3-methyl-2,6-dioxo-piperidin-3-yl)-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl]-benzamide

HRID 10030
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HRID 10030 반응식
[NH2:1][C:2]1[CH:10]=[CH:9][CH:8]=[C:7]2[C:3]=1[C:4](=[O:21])[N:5]([C:12]1([CH3:20])[CH2:17][CH2:16][C:15](=[O:18])[NH:14][C:13]1=[O:19])[C:6]2=[O:11].[Cl:22][C:23]1[CH:24]=[C:25]([CH:29]=[CH:30][CH:31]=1)[C:26](Cl)=[O:27].CO>C1COCC1>[Cl:22][C:23]1[CH:24]=[C:25]([CH:29]=[CH:30][CH:31]=1)[C:26]([NH:1][C:2]1[CH:10]=[CH:9][CH:8]=[C:7]2[C:3]=1[C:4](=[O:21])[N:5]([C:12]1([CH3:20])[CH2:17][CH2:16][C:15](=[O:18])[NH:14][C:13]1=[O:19])[C:6]2=[O:11])=[O:27]
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참가 물질

5

반응물 3

HCID 887MethanolHCID 69252Benzoyl chloride, 3-chloro-HCID 115220774-Amino-2-(3-methyl-2,6-dioxopiperidin-3-yl)isoindoline-1,3-dione

생성물 1

HCID 219885363-Chloro-N-[2-(3-methyl-2,6-dioxo-piperidin-3-yl)-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl]-benzamide수율 73.8%

시약·촉매·용매 1

HCID 8028Tetrahydrofuran용매

실험 절차

To a suspension of 4-amino-2-(3-methyl-2,6-dioxo-piperidin-3-yl)-isoindole-1,3-dione (0.10 g, 0.35 mmol) in THF (15 ml) was added 3-chlorobenzoyl chloride (0.12 g, 0.70 mmol) The mixture was heated to reflux for 18 h. The reaction mixture was allowed to cool and to the solution was added methanol (2 ml). The reaction mixture was stirred for an additional 15 minutes followed by solvent evaporation in vacuo. The resulting solid was slurried in diethyl ether (20 ml) and filtered to give 0.11 g (73%) of product as an off-white solid: mp 283–285° C.; 1H NMR (DMSO-d6) 11.06 (s, 1H), 10.43 (s, 1H), 8.48 (d, J=8.3 Hz, 1H), 7.98–7.61 (m, 6H), 2.80–2.51 (m, 3H), 2.11–2.01(m, 1H), 1.92 (s, 3H), 1.61 (t, J=6.4 Hz, 2H), 1.29 (bs, 6H), 0.87 (t, J=6.3 Hz, 3H); 13C NMR (DMSO-d6) 171.72, 171.64, 168.53, 167.11, 163.55, 135.81, 135.75, 135.35, 133.59, 132.07, 131.03, 130.73, 127.03, 126.37, 125.58, 118.43, 118.06, 58.80, 28.90, 28.37, 20.84; Anal. Calcd. For C21H16ClN3O5: C, 59.23; H, 3.79; N, 9.87 Found: C, 59.00; H, 3.80; N, 9.70.

후처리

  1. temperaturewas heated
  2. temperatureto reflux for 18 h
  3. temperatureto cool and to the solution
  4. customfollowed by solvent evaporation in vacuo
  5. filtrationfiltered

출처 및 근거

ORD 기록
ord-ac8c6775fdd64d5d84b5033ff65cb742
출처 데이터셋
uspto-grants-2006_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07091353B2

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