ChemInform Abstract: Chemical Synthesis of Coelenterazine and Its Analogues: New Route by Four Segment‐Couplings.

Abstract

A improved route toward coelenterazine and its analogues via condensation of aminopyrazines (I) with ketoacetals (II) is described. -(CHOU, C.-M.; TUNG, Y.-W.; LIN, M.-I.; CHAN, D.; PHAKHODEE, W.; ISOBE*, M.; Heterocycles 86 (2012) 2, 1323-1339, http://dx.doi.org/10.3987/com-12-s(n)85 ; Dep. Chem., Natl. Tsing Hua Univ., Hsinchu 30013, Taiwan; Eng.) -S. Karsten 18-187