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picrolichenic
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picrolichenic
picrolichenic, a. Biochem. (pɪkrəʊˈlaɪkənɪk) [f. next + -ic.] picrolichenic acid: a very bitter, crystalline, polycyclic acid, C25H30O7, isolated from the lichen Pertusaria amara; = next.1902 Jrnl. Chem. Soc. LXXXII. i. 465 The name picrolichenic acid is suggested for picrolichenin. 1957 Chem. & Ind...
Oxford English Dictionary
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picrolichenin
picrolichenin Biochem. (pɪkrəʊˈlaɪkənɪn) [a. G. picrolichenin (A. Alms 1832, in Ann. d. Pharm. I. 62), f. picro- picro- + lichenin lichenin.] = picrolichenic acid.1862 H. Watts tr. Gmelin's Hand-bk. Chem. XV. 56 A pound of the lichen yields half an ounce of picrolichenin. 1901 Jrnl. Chem. Soc. LXXX....
Oxford English Dictionary
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Spot test (lichen)
Alectoronic acid and physodic acid produce this colour, while a violet colour results when picrolichenic acid is present.
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