Total assignment of 1H and 13C NMR spectra of two 3,4-secofriedelanes from Austroplenckia populnea.

Vieira Filho, Sidney Augusto; Duarte, Lucienir Pains; Silva, Grácia Divina de Fátima; Lula, Ivana Silva; Santos, Marcelo Henrique dos

Total assignment of 1H and 13C NMR spectra of two 3,4-secofriedelanes from Austroplenckia populnea.

Data

2001

Autores

Vieira Filho, Sidney Augusto

Duarte, Lucienir Pains

Silva, Grácia Divina de Fátima

Lula, Ivana Silva

Santos, Marcelo Henrique dos

Resumo

Two new 3,4-secofriedelanes, 3,4-seco-28-hydroxyfriedelan-3-oic acid (1) and 3,4-secofriedelan-3-oic acid (2),were isolated from the leaves of Austroplenckia populnea (Celastraceae).The structureswere established by 2D NMR spectroscopic techniques (COSY, HMQC, HMBC and NOESY).

Palavras-chave

Celastraceae, Triterpene, Triterpenoids

Citação

VIEIRA FILHO, S. A. et al. Total assignment of 1H and 13C NMR spectra of two 3,4-secofriedelanes from Austroplenckia populnea. Magnetic Resonance in Chemistry, Siegen, v. 39, n.12, p. 746-748, 2001. Disponível em: <http://onlinelibrary.wiley.com/doi/10.1002/mrc.942/full>. Acesso em: 20 jan. 2017.