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Methane → 4'-[2-Ethoxy-4-ethyl-5-(hydroxyiminomethyl)imidazol-1-ylmethyl]biphenyl-2-carboxylic acid t-butyl ester

HRID 919342
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HRID 919342 반응식
[C:1]([O:5][C:6]([C:8]1[C:9]([C:14]2[CH:19]=[CH:18][C:17]([CH2:20][N:21]3[C:25]([CH:26]=[N:27][OH:28])=[C:24]([CH:29]=[CH2:30])[N:23]=[C:22]3[O:31][CH2:32][CH3:33])=[CH:16][CH:15]=2)=[CH:10][CH:11]=[CH:12][CH:13]=1)=[O:7])([CH3:4])([CH3:3])[CH3:2].C(O)C.C>[OH-].[OH-].[Pd+2].O>[C:1]([O:5][C:6]([C:8]1[C:9]([C:14]2[CH:19]=[CH:18][C:17]([CH2:20][N:21]3[C:25]([CH:26]=[N:27][OH:28])=[C:24]([CH2:29][CH3:30])[N:23]=[C:22]3[O:31][CH2:32][CH3:33])=[CH:16][CH:15]=2)=[CH:10][CH:11]=[CH:12][CH:13]=1)=[O:7])([CH3:3])([CH3:4])[CH3:2]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 297MethaneHCID 702EthanolHCID 725729624'-[2-Ethoxy-5-(hydroxyiminomethyl)-4-vinylimidazol-1-ylmethyl]biphenyl-2-carboxylic acid t-butyl ester

생성물 1

HCID 725729534'-[2-Ethoxy-4-ethyl-5-(hydroxyiminomethyl)imidazol-1-ylmethyl]biphenyl-2-carboxylic acid t-butyl ester수율 95.3%

시약·촉매·용매 2

HCID 9942167
Palladium hydroxide
촉매
2회
HCID 962Water용매

실험 절차

Intermediate (17c) (3.5 g, 7.7 mmol) was dissolved in ethanol (100 mL, 2 mol). Pearlman's Catalyst, wet (0.1:0.4:0.5, palladium hydroxide:carbon black:water, 660 mg) was added. The mixture was degassed and stirred at room temperature under hydrogen for 3 hours. The palladium was filtered off and the solute was concentrated to yield intermediate (17d) (3.3 g). MS m/z: [M+H+] calcd for C26H31N3O4, 450.2. found 450.3.

후처리

  1. customThe mixture was degassed
  2. filtrationThe palladium was filtered off
  3. concentrationthe solute was concentrated

출처 및 근거

ORD 기록
ord-215fda49cc784c37add0ca0fbfd96764
출처 데이터셋
uspto-grants-2016_03
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US09273008B2

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