A new cassane diterpene from seeds of Caesalpinia decapetala / 中草药

ABSTRACT

Objective: To study the chemical constituents from the seeds of Caesalpinia decapetala. Methods: The constituents were isolated and purified by silica gel chromatography repeatedly, and the structures were identified by spectral analyses. Results: One new cassane diterpene was isolated from the seeds of C. decapetala and its structure was identified as 1α, 2α-diacetoxy-14β-carboxymethyl-7β-hydroxyl-vouacapen-5α-ol (1). Conclusion: Compound 1 is a new cassane diterpene named as caesaldecape C.