GLC. allowed the isolation of 1, 3, 6, 6-tetramethyl-5, 6, 7, 8-tetrahydro-isoquinolin-8-one (A) and 3,6,6-trimethyl-5,6-dihydro-7H-2-pyrindin-7-one (D) from Burley tobacco condensate (about 0.1% each). The structures and syntheses of these novel terpenoid alkaloids are described, and a possible way for their formation in tobacco is suggested.
GLC。允许分离1,3,6,6-四甲基-5,6,7,8-四氢-
异喹啉-8-酮(A)和3,6,6-三甲基-5,6-二氢-7H -2 -pyrindin-7-one(D)来自Burley烟草冷凝液(每个约0.1%)。描述了这些新颖的
萜类生物碱的结构和合成,并提出了在烟草中形成它们的可能途径。