2,3-Didehydro-7-ethyl-7α-hydroxy-20,21-dinoraspidospermidine-3-carboxylic acid methyl ester

Description

Also present in several Pandaca species, this base forms an amorphous solid having no definite melting point. It is strongly dextrorotatory with a specific rotation of [α]_D + 417° (MeOH). It gives an ultraviolet spectrum in EtOH having absorption maxima at 225, 298 and 328 nm.

References

LeMen et al., Tetrahedron Lett., 483 (1974)