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2,4-Hexadien-1-OL → Bis(2,4-hexadienyl) 4-(3-nitrophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate

HRID 652426
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HRID 652426 반응식
[CH2:1]([O:7][C:8]([C:10]1[CH:15]([C:16]2[CH:21]=[CH:20][CH:19]=[C:18]([N+:22]([O-:24])=[O:23])[CH:17]=2)[C:14]([C:25]([OH:27])=[O:26])=[C:13]([CH3:28])[NH:12][C:11]=1[CH3:29])=[O:9])[CH:2]=[CH:3][CH:4]=[CH:5][CH3:6].[CH2:30](O)[CH:31]=[CH:32][CH:33]=[CH:34][CH3:35].C1(N=C=NC2CCCCC2)CCCCC1>CN(C)C1C=CN=CC=1.ClC(Cl)C>[N+:22]([C:18]1[CH:17]=[C:16]([CH:15]2[C:10]([C:8]([O:7][CH2:1][CH:2]=[CH:3][CH:4]=[CH:5][CH3:6])=[O:9])=[C:11]([CH3:29])[NH:12][C:13]([CH3:28])=[C:14]2[C:25]([O:27][CH2:30][CH:31]=[CH:32][CH:33]=[CH:34][CH3:35])=[O:26])[CH:21]=[CH:20][CH:19]=1)([O-:24])=[O:23]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 3

HCID 81042,4-Hexadien-1-OLHCID 10868DicyclohexylcarbodiimideHCID 727405614-(3-Nitrophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid mono (2,4-hexadienyl) ester

생성물 1

HCID 86741578Bis(2,4-hexadienyl) 4-(3-nitrophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate수율 89.5%

시약·촉매·용매 2

HCID 14284
4-(Dimethylamino)pyridine
촉매
HCID 63651,1-Dichloroethane용매

실험 절차

398 mg (1 mM) of 4-(3-nitrophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid 3-(2,4-hexadienyl)ester, 108 mg (1.1 mM) of 2,4-hexadien-1-ol, 227 mg (1.1 mM) of dicyclohexylcarbodiimide and 134 mg (1.1 mM) of 4-dimethylaminopyridine were dissolved in 20 ml of dichloroethane, and refluxed for 2 hours. Insoluble matters were filtered off, and the solvent was evaporated under reduced pressure. The residue was purified by silica gel column chromatography, and 428 mg (89.4%) of bis(2,4-hexadienyl) 4-(3-nitrophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate was obtained (yield 89.4%).

후처리

  1. temperaturerefluxed for 2 hours
  2. filtrationInsoluble matters were filtered off
  3. customthe solvent was evaporated under reduced pressure
  4. customThe residue was purified by silica gel column chromatography

출처 및 근거

ORD 기록
ord-94a11baeaafb4929bffab842ed1cb3a9
출처 데이터셋
uspto-grants-1987_06
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04672068

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