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The dye is an organic compound of bromine (i.e., an organobromine compound), a class of compounds often found in algae and in some other sea life, but much more rarely found in the biology of land animals. This dye is in contrast to the imitation purple that was commonly produced using cheaper materials than the dyes from the sea snail. [2]
Mauveine, also known as aniline purple and Perkin's mauve, was the first synthetic organic chemical dye, [24] [25] discovered serendipitously during an attempt to make quinine in 1856. Its chemical name is 3-amino-2,±9-dimethyl-5-phenyl-7-(p-tolylamino) phenazinium acetate.
Purple is a color similar in appearance to violet light. In the RYB color model historically used in the arts, purple is a secondary color created by combining red and blue pigments. In the CMYK color model used in modern printing, purple is made by combining magenta pigment with either cyan pigment, black pigment, or both.
A rare, 3,600-year-old purple dye workshop uncovered on a Greek island sheds light on the mysteries surrounding the once revered hue, according to archaeologists.
65589-70-0. 10597-46-3 (hydrochloride) Alcian Blue 8GX. Alcian Blue. Ingrain Blue 1. 74240. phthalocyanine. 75881-23-1. Alcian yellow GXS.
The analysis identified it as an “incredibly rare” lump of Tyrian purple dye, also known as imperial purple, the company said in a May 3 news release. “For millennia, Tyrian Purple was the ...
The color purple, as defined in the X11 color names in 1987, is brighter and bluer than the HTML/CSS web color purple shown above as purple (HTML/CSS color). This is one of the very few clashes between web and X11 colors. This color can be called X11 purple. Veronica prostrata, for which the color veronica is named.
6,6'-Dibromoindigo is an organic compound with the formula (BrC 6 H 3 C (O)CNH) 2. A deep purple solid, the compound is also known as Tyrian purple, a dye of historic significance. Presently, it is only a curiosity, although the related derivative indigo is of industrial significance. The molecule consists of a pair of monobrominated indole ...