单词 | phyllocyanin |
释义 | > as lemmasphyllocyanin phyllocyanin n. Brit. /ˌfɪlə(ʊ)ˈsʌɪənɪn/ , U.S. /ˌfɪləˈsaɪənən/ , /ˌfɪloʊˈsaɪənən/ (also phyllocyanine) [after French phyllocyanine (E. Frémy 1860, in Comptes rendus de l'Acad. des Sci. 50 410)] Biochemistry (now historical) a blue or bluish-green substance obtained by reacting chlorophyll with hydrochloric acid.ΘΚΠ the world > matter > colour > named colours > blue or blueness > blue substances > [noun] > others pittacal1835 phyllocyanin1861 cerulein1866 the world > life > biology > substance > pigment > [noun] > plant pigments > green > chlorophyll > constituent of xanthophyll1838 phylloxanthin1858 phyllocyanin1861 phytol1907 1861 R. Bentley Man. Bot. iii. i. 744 M. Frémy..has ascertained that it [sc. chlorophyll] is composed of two colouring principles,—one a yellow, which he has termed phylloxanthine; and the other a blue, which he has called phyllocyanine. 1885 G. L. Goodale in A. Gray & G. L. Goodale Bot. Text-bk. (ed. 6) II. ii. x. 291 Fremy's later researches have led him to regard the so-called phyllocyanin as really an acid (phyllocyanic). 1977 Notes & Rec. Royal Soc. 31 289 Stokes clearly did a vast amount of laboratory work on chlorophyll..especially on the separation of the crude colouring matter into two fractions ‘phylloxanthin’ and ‘phyllocyanin’ by means of various mixtures of solvents. < as lemmas |
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