Two novel sesquiterpenes from the roots of Taiwania cryptomerioides Hayata

✍ Scribed by Yueh-Hsiung Kuo; Chiou-Feng Chyu

• Book ID: 104254318
• Publisher: Elsevier Science
• Year: 2003
• Tongue: French
• Weight: 132 KB
• Volume: 44
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(03)01742-8

✦ Synopsis

Two novel 3,4-secocadinane and 4,5-seco-8(76)-abeoguaiane skeletons, namely taiwaninones A (1) and B (2), together with khusinodiol (3) and 4b,6b-dihydroxy-1a,5b(H)-guai-9-ene (4) were isolated from the roots of Taiwania cryptomerioides. Their structures were elucidated by the spectral methods. The biotransformations of 1 and 2 were proposed from 3 and 4, respectively.