Definition of purpurin in English:

purpurin

Line breaks: pur|purin
Pronunciation: /ˈpəːpjʊrɪn
 
/

noun

[mass noun] Chemistry
A red dye originally extracted from madder and also prepared artificially by the oxidation of alizarin.
  • An anthraquinone derivative; chemical formula: C14H8O5
More example sentences
  • Alizarin is the main colourant molecule, but the extract also contains a closely related compound called purpurin, which (despite the name) imparts an orange colour.
  • Additionally, monascus pigments, purpurin, chlorophyllin and curcumin were reported to inhibit the mutagenicity of heterocyclic amines and other carcinogens.
  • In general, these newer drugs have been based on the structure of chlorin, purpurin, phthalocyanine or naphthalocyanine.

Origin

mid 19th century: from Latin purpura 'purple' + -in1.

More definitions of purpurin

Definition of purpurin in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day setose
Pronunciation: ˈsiːtəʊs
adjective
bearing bristles or setae; bristly