1264-10-4Relevant academic research and scientific papers
The synthesis of α,β-unsaturated 18αH,19βH-ursane methyl ketones
Nazarov, Mikhail A.,Tolmacheva, Irina A.,Grishko, Victoria V.
, p. 267 - 276 (2020/02/13)
An efficient and facile synthetic technique of a new α,β-unsaturated ketones of 18αH,19βH-ursane type from betulin and a possibility of their further heterocyclization to C20 pyrazoline derivative are reported. The synthetic scheme involves aldol condensa
