David Paniagua-Vega, Carlos M Cerda-García-Rojas, Teresa Ponce-Noyola, Ana C Ramos-Valdivia
Departamento de Biotecnología y Bioingeniería, Centro de Investigación y de Estudios Avanzados del Instituto Nacional, Av. Instituto Politécnico Nacional 2508, Col. San Pedro Zacatenco, 07360 Mexico D. F., Mexico.
Natural product communications 2012 NovChemical studies on Hamelia patens (Rubiaceae) micropropagated plantlets allowed production of a new monoterpenoid oxindole alkaloid, named (-)-hameline (7), together with eight known alkaloids, tetrahydroalstonine (1), aricine (2), pteropodine (3), isopteropodine (4), uncarine F (5), speciophylline (6), palmirine (8), and rumberine (9). The structure of the new alkaloid was assigned on the basis of 1D and 2D NMR spectroscopy, mass spectrometry, and molecular modeling.
David Paniagua-Vega, Carlos M Cerda-García-Rojas, Teresa Ponce-Noyola, Ana C Ramos-Valdivia. A new monoterpenoid oxindole alkaloid from Hamelia patens micropropagated plantlets. Natural product communications. 2012 Nov;7(11):1441-4
PMID: 23285803
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