Diethyl 1-[(2'-t-butoxycarbonylbiphenyl-4-yl)methyl]-2-butylimidazole-4,5-dicarboxylate → Ethyl 1-[(2'-t-butoxycarbonylbiphenyl-4-yl)methyl]-2-butyl-4-hydroxymethylimidazole-5-carboxylate

HRID 265022Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 265022
[C:1]([O:5][C:6]([C:8]1[CH:13]=[CH:12][CH:11]=[CH:10][C:9]=1[C:14]1[CH:19]=[CH:18][C:17]([CH2:20][N:21]2[C:25]([C:26]([O:28][CH2:29][CH3:30])=[O:27])=[C:24]([C:31](OCC)=[O:32])[N:23]=[C:22]2[CH2:36][CH2:37][CH2:38][CH3:39])=[CH:16][CH:15]=1)=[O:7])([CH3:4])([CH3:3])[CH3:2].[H-].C([Al+]CC(C)C)C(C)C>C1(C)C=CC=CC=1>[C:1]([O:5][C:6]([C:8]1[CH:13]=[CH:12][CH:11]=[CH:10][C:9]=1[C:14]1[CH:19]=[CH:18][C:17]([CH2:20][N:21]2[C:25]([C:26]([O:28][CH2:29][CH3:30])=[O:27])=[C:24]([CH2:31][OH:32])[N:23]=[C:22]2[CH2:36][CH2:37][CH2:38][CH3:39])=[CH:16][CH:15]=1)=[O:7])([CH3:4])([CH3:3])[CH3:2]

Komponenten

4

Edukt 2

HCID 19036104Diethyl 1-[(2'-t-butoxycarbonylbiphenyl-4-yl)methyl]-2-butylimidazole-4,5-dicarboxylateHCID 21225700Diisobutylaluminumhydride

Produkt 1

HCID 19036306Ethyl 1-[(2'-t-butoxycarbonylbiphenyl-4-yl)methyl]-2-butyl-4-hydroxymethylimidazole-5-carboxylate

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 1140TolueneLösungsmittel

Versuchsvorschrift

Following a procedure similar to that described in Example 1(b), but using 1.50 g or diethyl 1-[(2'-t-butoxycarbonylbiphenyl-4-yl)methyl]-2-butylimidazole-4,5-dicarboxylate [prepared as described in step (a) above] and 3.9 ml or diisobutylaluminum hydride (as a 1.5M solution in toluene), 1.1 g of the title compound was obtained as a gum.

Quellen und Nachweise

ORD-Eintrag
ord-afcd3cdcd85043f681343dcbfa4e8842
Quelldatensatz
uspto-grants-1997_07
Patentnummer
US05646171

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