ABSTRACT

QUATERNARY ALKALOID: O-methylptelefolium. QUINOLONE ALKALOIDS: N-methylflindersine, ptelecortine, pteledimeridine,

1,2,3,4-tetrahydro-2-isopropenyl-5,7-dimethoxy-4-methylfuro-[2,3b]-quinolin-9-one. COUMARINS: aurapten, imperatorin, phellopterin. (A) Brown et al., Aust. J. Chem., 7, 181 (1954) (A) Mester et al., Justus Liebigs Ann. Chem., 1785 (1979) (C) Reisch et al., Phytochemistry, 14, 1678 (1975)

P. aquilinum (L.) Kuhn. OXOINDANE: 2,4,6-trimethyl-3-oxo-5-indanacetic acid.