heliotropin

[ hee-lee-uh-troh-pin, hee-lee-o-truh-pin ]

noun

1. piperonal.

heliotropin

/ ˌhiːlɪˈɒtrəpɪn /

noun

1. another term for piperonal

Word History and Origins

Origin of heliotropin¹

First recorded in 1880–85; heliotrope + -in ²

Example Sentences

Its specific gravity at 15° C. is 0.883-0.885; refractive index at 20° C., 1.4762-1.4770; it is optically inactive, and boils at 218°-225° C. Heliotropin, which possesses the characteristic odour of heliotrope, is prepared artificially from safrol.

From Project Gutenberg

Thus, many essential oils and synthetic perfumes cause the soap to darken rapidly on keeping, e.g., clove oil, cassia oil, heliotropin, vanillin.

From Project Gutenberg

It has a strong characteristic odour, and occurs, associated with traces of benzoic acid and heliotropin, in the vanilla bean.

From Project Gutenberg

Piperonal, an aldehyde closely allied to vanillin, is used in perfumery under the name of heliotropin and is prepared from oil of sassafras and oil of camphor.

From Project Gutenberg