The Studies on Quinolizinium Salts. I. Syntheses of Quinolizinium and 1-, 2-, 3-, and 4-Methylquinolizinium Bromides
作者:Tetsuo Miyadera、Issei Iwai
DOI:10.1248/cpb.12.1338
日期:——
Quinolizinium bromide (IVa) was prepared in good yield from commercially available ethyl picolinate and γ-butyrolactone. This synthetic route is convenient for synthesis of the parent compound (VIa) and was extended to preparations of the monomethyl derivatives (IVb∼d, VII).
喹啉鎓溴化物(IVa)以良好产率由市售的乙基吡啶甲酸酯和γ-丁内酯制备得到。这条合成路线便于合成母体化合物(VIa),并且可扩展至制备单甲基衍生物(IVbシd, VII)。