pelargonin Chem.
(pɛləˈgəʊnɪn)
[a. G. pelargonin (R. Willstätter 1914, in Sitzungsber. d. k. preuss. Akad. d. Wissensch. 405), f. G. pelargonie or mod.L. Pelargonium: see -in1.]
An anthocyanin (usu. isolated as the red chloride, C27H31O15Cl) that is the colouring matter of zonal pelargoniums and on hydrolysis gives pelargonidin and glucose.
| 1914 [see pelargonidin]. 1934 C. C. Steele Introd. Plant Biochem. xix. 221 The different species of Primula contain different delphinidin derivatives, while cyanin and pelargonin predominate in different coloured varieties of Pelargonium zonale. 1956 I. L. Finar Org. Chem. II. xv. 585 Pelargonidin chloride, C15H11O5Cl. This is formed, together with two molecules of glucose, when pelargonin chloride is hydrolysed with hydrochloric acid. |