pinipicrin Chem.
(paɪnɪˈpɪkrɪn)
[f. L. pīn-us pine + Gr. πικρ-ός bitter + -in.]
A bitter substance (C22H36O11) obtained from the needles and bark of Scotch fir (Pinus sylvestris), and the leaves of the American Arbor-vitæ (Thuja occidentalis).
| 1866 Watts Dict. Chem. IV. 651 The needles, after exhaustion with alcohol, still retain a little pinipicrin... Pinipicrin is a bright yellow powder, which..becomes..transparent and mobile at 100°, and solidifies on cooling to a brownish-yellow..mass. 1893 Syd. Soc. Lex., Pinipicrin,..a brown, bitter, amorphous glucoside. |