Naamines and naamidines, novel imidazole alkaloids from the calcareous sponge leucetta chagosensis
作者:S. Carmely、Y. Kashman
DOI:10.1016/s0040-4039(00)96268-3
日期:——
The constitution of four new alkaloids (–) isolated from a Red Sea sponge, Dendy, has been established by spectral methods. The compounds are substituted 2-amino imidazoles and substituted imidazolyl 2,4-dioxo-imidazolidinyl amines.