Chemistry
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Phthalo blue
Copper phthalocyanine (CuPc), also called phthalocyanine blue, phthalo blue and many other names, is a bright, crystalline, synthetic blue pigment from the group of phthalocyanine dyes. Its brilliant blue is frequently used in paints and dyes. It is highly valued for… Read more.
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Naphtha launch
A naphtha launch, sometimes called a “vapor launch”, was a small motor launch, powered by a naphtha engine. They were a particularly American design, brought into being by a local law that made… Read more.
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Plumbagin
Plumbagin or 5-hydroxy-2-methyl-1,4-naphthoquinone is an organic compound with the chemical formula C11H8O3. It is regarded as a toxin and it is genotoxic and mutagenic. Plumbagin is a yellow dye, formally derived from naphthoquinone. It is named after the plant genus Plumbago, from which it was originally… Read more.
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Chemical Nature of Flavokermesic Acid
JanWouters鈭桝ndr茅Verhecken The chemical nature of flavokermesic acid. Tetrahedron Letters Volume 28, Issue 11,聽1987, Pages 1199-1202 Received 24 November 1986, Available online 9 March 2001 https://doi.org/10.1016/S0040-4039(00)95325-5 Abstract: Flavokermesic acid, a minor… Read more.
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Production of Carminic Acid by Metabolically Engineered Escherichia Coli
Production of Carminic Acid by Metabolically Engineered Escherichia coliDongsoo Yang, Woo Dae Jang, and Sang Yup Lee Journal of the American Chemical Society 2021 143 (14), 5364-5377 DOI: 10.1021/jacs.0c12406 Abstract:… Read more.
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Carmine Controversy
Starbucks caught flack for using the ingredient in its strawberry-flavored drinks back in 2012, especially by vegans and those who didn’t eat animals for religious reasons. (treehugger.com) Another article suggests… Read more.
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Cochineal
The聽cochineal聽(Dactylopius coccus) is a聽scale insect聽in the suborder聽Sternorrhyncha, from which the natural聽dye聽carmine聽is derived. A primarily聽sessile聽parasite聽native to tropical and subtropical South America through North America (Mexico聽and the Southwest聽United States), this insect lives… Read more.
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Polish Cochineal Wiki
Polish cochineal (Porphyrophora polonica), also known as Polish carmine scales, is a scale insect formerly used to produce a crimson dye of the same name, colloquially known as “Saint John’s blood”. The larvae of P. polonica are sessile parasites living on the roots of… Read more.
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Armenian Cochineal Wiki
The Armenian cochineal (Porphyrophora hamelii), also known as the Ararat cochineal or Ararat scale, is a scale insect indigenous to the Ararat plain and Aras (Araks) River valley in the Armenian Highlands and in Turkey. It was formerly used to produce an eponymous crimson carmine dyestuff known in Armenia as vordan karmir (Armenian: 崭謤栅铡斩… Read more.
