Introduction of Carbogenic Substituent into the 4-Position of 1-Methyl-1H-imidazole.
作者:Shunsaku OHTA、Tetsuya YAMAMOTO、Ikuo KAWASAKI、Masayuki YAMASHITA、Yuuichi NAGASHIMA、Tomoko YOSHIKAWA
DOI:10.1248/cpb.42.821
日期:——
The 4-position of the 1-methyl-1H-imidazole ring was lithiated by treatment of the corresponding 4-bromo derivatives with tert-butyllithium. This procedure was applied to synthesis of the left-hand part of pyronaamidine (1), which is a biologically interesting marine alkaloid.
1-甲基-1H-咪唑环的4位通过与叔丁基锂作用的相应4-溴衍生物进行锂化。该方法被用于合成生物学上有趣的海洋生物碱——吡喃胺(1)的左部分。