英语词汇“pinipicrin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	pinipicrin
释义	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). 1866Watts 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.1893Syd. Soc. Lex., Pinipicrin,..a brown, bitter, amorphous glucoside.
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