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A pair of tirucallane C27-triterpenoid cyclopentenone epimers from the stem barks of Aphanamixis grandifolia

✍ Scribed by Jun-Song Wang; Yao Zhang; Xiao-Bing Wang; Dan-Dan Wei; Jun Luo; Jian-Guang Luo; Ming-Hua Yang; He-Quan Yao; Hong-Bin Sun; Ling-Yi Kong

Book ID: 113930529
Publisher: Elsevier Science
Year: 2012
Tongue: French
Weight: 478 KB
Volume: 53
Category: Article
ISSN: 0040-4039
DOI: 10.1016/j.tetlet.2012.01.061

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## Abstract Seven new protolimonoids, named aphagranins A–G (1–7), along with four known compounds, were isolated from the ethanol extract of the stem barks of __Aphanamixis grandifolia__. Structure elucidation and signal assignments were achieved on the basis of spectral and chemical evidences. Co