A new sesquiterpene with a unusual modified germacrane skeleton was isolated from the ethanol extracts of the roots of Biondia hemsleyana and its structure was
Chemical investigation of L. tongolensis afforded two new eremophilenolides, which were identified as 3β-(2′-methylbutanoyloxy)-8βH-eremophil-7(11)-en-12, 8
Two novel monophosphoramidites were synthesized through a five-step transformation from commercially available L-proline. In the Ph-catalyzed asymmetric hydroge