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4-Bromo-2-chloro-1-isocyanatobenzene → N-(4-bromo-2-chlorophenyl)-2-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]acetyl}hydrazinecarboxamide

HRID 525193
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인쇄 미리보기

반응식

HRID 525193 반응식
[CH:1]1([C:4]([N:6]2[CH2:10][CH2:9][C@@H:8]([CH2:11][C:12]([NH:14][NH2:15])=[O:13])[CH2:7]2)=[O:5])[CH2:3][CH2:2]1.[Br:16][C:17]1[CH:22]=[CH:21][C:20]([N:23]=[C:24]=[O:25])=[C:19]([Cl:26])[CH:18]=1>ClCCl.CCCCCC>[Br:16][C:17]1[CH:22]=[CH:21][C:20]([NH:23][C:24]([NH:15][NH:14][C:12](=[O:13])[CH2:11][C@@H:8]2[CH2:9][CH2:10][N:6]([C:4]([CH:1]3[CH2:3][CH2:2]3)=[O:5])[CH2:7]2)=[O:25])=[C:19]([Cl:26])[CH:18]=1
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참가 물질

5

반응물 2

HCID 27333634-Bromo-2-chloro-1-isocyanatobenzeneHCID 673540782-[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]acetohydrazide

생성물 1

HCID 71087424N-(4-bromo-2-chlorophenyl)-2-{[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]acetyl}hydrazinecarboxamide수율 88.5%

시약·촉매·용매 2

HCID 6344Dichloromethane용매HCID 8058Hexane
용매

실험 절차

To a solution of 2-[(3S)-1-(cyclopropylcarbonyl)-3-pyrrolidinyl]acetohydrazide (700 mg, 3.31 mmol) in dry dichloromethane (15 mL) was added 4-bromo-2-chloro-1-isocyanatobenzene (770 mg, 3.31 mmol). The reaction was stirred overnight, diluted with hexane (15 mL), and the precipitate collected and washed with hexane to provide the title compound (1.3 g, 2.93 mmol, 88% yield) as a white solid. 1H NMR (400 MHz, DMSO-d6) δ ppm 9.85 (br. s, 1H), 8.82 (br. s, 1H), 8.50-8.23 (m, 1H), 8.05 (dd, J=5.3, 8.8 Hz, 1H), 7.72 (d, J=1.8 Hz, 1H), 7.49 (d, J=8.8 Hz, 1H), 3.81 (dd, J=7.6, 9.9 Hz, 0.5H), 3.77-3.39 (m, 2H), 3.31-3.13 (m, 1H), 2.94 (d, J=19.5 Hz, 0.5H), 2.64-2.54 (m, 0.5H), 2.47-2.39 (m, 0.5H), 2.28 (dd, J=7.3, 16.7 Hz, 2H), 2.17-1.88 (m, 1H), 1.80-1.47 (m, 2H), 0.81-0.61 (m, 4H).

후처리

  1. customthe precipitate collected
  2. washwashed with hexane

출처 및 근거

ORD 기록
ord-e9a88217289240b2b68acb7de9154d2d
출처 데이터셋
uspto-grants-2016_05
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09340529B2

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