Reaktion #2161254

Reaktionsgleichung

ethyl 1-methyl-4-nitro-1H-imidazole-2-carboxylate

→

Ethyl 4-amino-1-methyl-1H-imidazole-2-carboxylate

Lösungsmittel

ethanol

Reaktionsbedingungen

Aufarbeitung

1. 1
   FiltrationThe reaction solution is then filtered through kieselguhr
2. 2
   Einengenthe filtrate is concentrated
3. 3
   SonstigeThe residue is dried in vacuo
4. 4
   Sonstigereacted further without further purification

Vorschrift

0.50 g (2.5 mmol) of ethyl 1-methyl-4-nitro-1H-imidazole-2-carboxylate are dissolved in 7.5 ml of ethanol, 0.13 g (0.13 mmol) of palladium-on-carbon (10%) are added and the mixture is hydrogenated at 3 bar for 12 h. The reaction solution is then filtered through kieselguhr and the filtrate is concentrated. The residue is dried in vacuo and reacted further without further purification.

Quelle