Abstract
Aspidosperma macrocarpon Mart., popularly known as ‘guatambu’ or ‘peroba’, is found from North American (Mexico) to South American (Argentina) continents and in Brazil. Two indole alkaloids were isolated from leaves of A. macrocarpon, kopsanone (1) and unreported N(4)-oxide-kopsanone (2).
Supplementary material
Experimental details, Figure S1 to S15 and Table S1 and S2 are available online.
Acknowledgements
This research was supported by CAPES and we thank Aristonio Magalhães Teles for assistance with plant material photography.
Disclosure statement
No potential conflict of interest was reported by the authors.