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Diisopropylethylamine → 4-(4-Cyclohexanecarbonyl-piperazine-1-carbonyl)-pyridin-2-ylmethyl-2H-phthalazin-1-one

HRID 2217316
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HRID 2217316 반응식
[O:1]=[C:2]1[C:11]2[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=2)[C:5]([CH2:12]C2C=C(C=CN=2)C(O)=O)=[N:4][NH:3]1.[CH:22]1([C:28]([N:30]2[CH2:35][CH2:34][NH:33][CH2:32][CH2:31]2)=[O:29])[CH2:27][CH2:26][CH2:25][CH2:24][CH2:23]1.CN(C(O[N:44]1N=N[C:46]2[CH:47]=[CH:48][CH:49]=[CH:50][C:45]1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.C(N(C(C)C)CC)(C)C.CC[O:71]C(C)=O.CO>>[CH:22]1([C:28]([N:30]2[CH2:31][CH2:32][N:33]([C:12]([C:5]3[C:6]4[C:11](=[CH:10][CH:9]=[CH:8][CH:7]=4)[C:2](=[O:1])[N:3]([CH2:50][C:49]4[CH:48]=[CH:47][CH:46]=[CH:45][N:44]=4)[N:4]=3)=[O:71])[CH2:34][CH2:35]2)=[O:29])[CH2:23][CH2:24][CH2:25][CH2:26][CH2:27]1
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참가 물질

6

반응물 5

HCID 81531DiisopropylethylamineHCID 2733084Methanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 34375021-(Cyclohexylcarbonyl)piperazineHCID 21584119Ethylacetate methanolHCID 597677412-(4-Oxo-3,4-dihydro-phthalazin-1-ylmethyl)-isonicotinic acid

생성물 1

HCID 131726981
4-(4-Cyclohexanecarbonyl-piperazine-1-carbonyl)-pyridin-2-ylmethyl-2H-phthalazin-1-one

실험 절차

To a stirred solution of 2-(4-oxo-3,4-dihydro-phthalazin-1-ylmethyl)-isonicotinic acid (iva) (0.25 g, 0.89 mol) in diemthylacetamide (2 mL) was added cyclohexyl-piperazin-1-yl-methanone (0.20 g, 1.0 mmol) followed by HBTU (0.38 g, 1.0 mmol) and diisopropyl ethyl amine (0.35 mL, 20.0 mmol) and stirred. The reaction mixture was then concentrated in vacuo and resulting oil subjected to flash chromatography eluent 9:1 EtOAc/MeOH. (rf of 0.3) The titled compound was isolated as a white solid. Single peak in LC-MS analysis, (0.18 g, 56%); m/z (LC-MS, ESP), RT=4.07 mins, (M+H)=460; 1H NMR (300 MHz) 12.57 (1H, S-NH), 8.56 (1H, d, J 5.1 Hz), 8.26 (1H, dd, J 1.5, 8.1 Hz), 7.95-7.80 (3H, m), 7.38 (1H, S), 7.25 (1H, d, J 5.7 Hz), 4.51 (2H, S), 3.56-3.17 (8H, m), 2.58 (1H, m), 1.71-1.61 (5H, m), 1.38-1.22 (5H, m).

후처리

  1. concentrationThe reaction mixture was then concentrated in vacuo
  2. customresulting oil

출처 및 근거

ORD 기록
ord-4ff2aa88688a40b190589f80c97e9b7e
출처 데이터셋
uspto-grants-2008_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US07407957B2

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