반응 #55773

반응 방정식

1,4-dimethyl-2-hydroxymethylimidazole

cysteamine hydrochloride

hydrobromic acid

isopropyl alcohol methanol

→

1,4-dimethyl-2-[(2-aminoethyl)thiomethyl]imidazole dihydrobromide

반응 조건

실험 절차

The reaction of 1,4-dimethyl-2-hydroxymethylimidazole (2.5 g.) with cysteamine hydrochloride (2.5 g.) in aqueous hydrobromic acid by the method described in Example 1(i)(a) gave 1,4-dimethyl-2-[(2-aminoethyl)thiomethyl]imidazole dihydrobromide (6.2 g.), m.p. 161°-163° (from isopropyl alcohol-methanol).

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