Реакция #1195685

Уравнение реакции

urocanic acid

methanol

→

crude product 2

methyl 3-(4-imidazolyl)-2-propenoate

Условия реакции

Обработка

1. 1
   Другоеwas bubbled HCl gas until the solution
2. 2
   Концентрированиеconcentrated in vacuo to dryness

Методика

Through a suspension of urocanic acid (5.0 g) in methanol at 0° C. was bubbled HCl gas until the solution was saturated. The reaction was stirred for one hour, then concentrated in vacuo to dryness to provide the crude product 2 which was used in the next step without further purification.

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