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1-Hydroxybenzotriazole → 5-(2-hydroxy-phenyl)-1-methyl-1H-pyrazole-3-carboxylic acid {2-[4-(2-chloro-phenylamino)-piperidin-1-yl]-2-oxo-ethyl}-amide

HRID 1093640
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HRID 1093640 반응식
[OH:1][C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][C:3]=1[C:8]1[N:12]([CH3:13])[N:11]=[C:10]([C:14]([OH:16])=O)[CH:9]=1.CCN(C(C)C)C(C)C.C1C=CC2N(O)N=NC=2C=1.CCN=C=NCCCN(C)C.Cl.Cl.[NH2:49][CH2:50][C:51]([N:53]1[CH2:58][CH2:57][CH:56]([NH:59][C:60]2[CH:65]=[CH:64][CH:63]=[CH:62][C:61]=2[Cl:66])[CH2:55][CH2:54]1)=[O:52]>CN(C=O)C.O>[Cl:66][C:61]1[CH:62]=[CH:63][CH:64]=[CH:65][C:60]=1[NH:59][CH:56]1[CH2:55][CH2:54][N:53]([C:51](=[O:52])[CH2:50][NH:49][C:14]([C:10]2[CH:9]=[C:8]([C:3]3[CH:4]=[CH:5][CH:6]=[CH:7][C:2]=3[OH:1])[N:12]([CH3:13])[N:11]=2)=[O:16])[CH2:58][CH2:57]1
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참가 물질

8

반응물 5

HCID 757711-HydroxybenzotriazoleHCID 81531DiisopropylethylamineHCID 27239391,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 665915702-Amino-1-[4-(2-chloro-phenylamino)-piperidin-1-yl]-ethanone hydrochlorideHCID 1361706645-(2-hydroxy-phenyl)-1-methyl-1H-pyrazole-3-carboxylic acid

생성물 1

HCID 135915186
5-(2-hydroxy-phenyl)-1-methyl-1H-pyrazole-3-carboxylic acid {2-[4-(2-chloro-phenylamino)-piperidin-1-yl]-2-oxo-ethyl}-amide
수율 41%

시약·촉매·용매 2

HCID 962Water용매HCID 6228Dimethylformamide용매

실험 절차

To a stirred solution of 5-(2-hydroxy-phenyl)-1-methyl-1H-pyrazole-3-carboxylic acid (0.13 g, 0.0006 mol) in DMF (2 mL) was added DIPEA (0.308 g, 0.00234 mol), HOBt (0.101 g, 0.00075 mol) and EDCI.HCl (0.143 g, 0.00075 mol) at ambient temperature. After 5 minutes 2-amino-1-[4-(2-chloro-phenylamino)-piperidin-1-yl]-ethanone hydrochloride (0.181 g, 0.00060 mol) was added and the resulting mixture was stirred overnight. The reaction mixture was then diluted with cold water. The resulting precipitate was isolated by filtration and recrystallized from ethyl acetate to afford 0.113 g (41%) of 5-(2-hydroxy-phenyl)-1-methyl-1H-pyrazole-3-carboxylic acid {2-[4-(2-chloro-phenylamino)-piperidin-1-yl]-2-oxo-ethyl}-amide. LCMS: 468.18 (M+1)+, 96.98%. 1H NMR (DMSO-d6): δ 10.2 (s, 1H), 8.7 (t, 1H), 7.7 (d, 1H), 7.4 (s, 1H), 7.1 (m, 3H), 6.8 (m, 3H), 6.6 (m, 1H), 4.9 (m, 1H), 4.3 (d, 1H), 4.1 (m, 4H), 3.9 (m, 1H), 3.6 (m, 1H), 3.1 (m, 1H), 2.7 (m, 1H), 1.9 (m, 2H), 1.4 (m, 2H).

후처리

  1. customThe resulting precipitate was isolated by filtration
  2. customrecrystallized from ethyl acetate

출처 및 근거

ORD 기록
ord-c5ba601f57c148a0894a26637a69b749
출처 데이터셋
uspto-grants-2012_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08129376B2

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