Synthesis of Illisimonin a Skeleton by Intramolecular Diels–Alder Reaction of Ortho-Benzoquinones and Biomimetic Skeletal Rearrangement of Allo-Cedranes
Takahiro Suzuki, Riko Nagahama, Muhammad Aiman Fariz, Yuki Yukutake, Kazutada Ikeuchi & Keiji Tanino · Organics · 2021
Illisimonin A is a new sesquiterpene isolated from Illicium simonsii, and it possesses a novel 5/5/5/5/5 pentacyclic skeleton. The tricyclic skeleton of illisimonin A, tricyclo[5.2.1.01,5]decane, is presumed to be biosynthesized from allo-cedranes via a skeletal rearrangement. He...
Open access
Research Article
10.3390/org2030016