Ds. Rycroft, FINGERPRINTING OF PLANT-EXTRACTS USING NMR-SPECTROSCOPY - APPLICATIONTO SMALL SAMPLES OF LIVERWORTS, Chemical communications, (18), 1996, pp. 2187-2188
H-1 and C-13 NMR spectra of CDCl3 extracts of quarter-gram samples of
liverworts show that Adelanthus decipiens contains 1,2-dimethoxy-3,4-m
ethylene-dioxynaphthalene and 1,4-dimethoxy-2,3-methylene-dioxynaphtha
lene, and that Plagiochila atlantica contains the 2,3-secoaromadendran
e plagiochiline C.