Name	Pure betulinic;Betulinic acid
Molecular Formula	C30H48O3
Molecular Weight	456.71
CAS Registry Number	472-15-1
SMILES	C=C(C)C1CCC2(C(=O)O)CCC3(C)C(CCC4C5(C)CCC(O)C(C)(C)C5CCC43C)C12
Classify	Triterpenoids

Family	Species	Part	Content (%)	Reference	DOI
Lamiaceae	Eriope blanchetii	Aerial parts	0.147059%	Molecules. 2012. 17, 12197-12205.	10.3390/molecules171012197.
Fabaceae	Piptadeniastrum africanum	Barks	0.009765%	Brenan. Chem Biodivers. 2017. 19.	10.1002/cbdv.201600215
Rubiaceae	Nauclea pobeguinii	Barks	0.007361%	Z Naturforsch C J Biosci, 2018, 73, 335-349.	10.1515/znc-2017-0127
Cucurbitaceae	Zehneria scabra	Whole plants	0.002713%	Fitoterapia . 2013 Mar;85:176-80	10.1016/j.fitote.2013.01.009
Rhamnaceae	Gouania longipetala	Aerial parts	0.000343%	Nat Prod Res. 2019. 1-12.	10.1080/14786419.2019.1690483.
Lecythidaceae	Barringtonia asiatica	Barks	0.000169%	Nat Prod Res. 2012;26(20):1869-75.	10.1080/14786419.2011.619187.
Ericaceae	Rhododendron dauricum	Leaves	0.000118%	Nat Prod Res: 1-7.	10.1080/14786419.2019.1566822