Journal of Natural Products
New proazulene guaianolides from Thapsia villosa.
Watumiaji waliosajiliwa tu ndio wanaweza kutafsiri nakala
Ingia / Ingia
Kiungo kimehifadhiwa kwenye clipboard
Maneno muhimu
Kikemikali
Four new guaianolides 2-5 possessing the terpenoid skeleton of archangelolide [6] were isolated from a specimen of Thapsia villosa [chromosome number 2n = 66 (= 6x)]. Attempts to hydrolyze the natural products 2-6 yielded azulenes, mainly 7-acetyl-1,4-dimethylazulene [9].