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Carmine (/ ˈkɑːrmən, ˈkɑːrmaɪn /) – also called cochineal (when it is extracted from the cochineal insect), cochineal extract, crimson lake, or carmine lake – is a pigment of a bright- red color obtained from the aluminium complex derived from carminic acid. [1] Specific code names for the pigment include natural red 4, C.I. 75470 ...
Today, carmine is primarily used as a colorant in food and in lipstick (E120 or Natural Red 4). Carmine dye was used in the Americas for coloring fabrics and became an important export good in the 16th century during the colonial period. Production of cochineal is depicted in the Codex Osuna (1565). [2]
Carminic acid (C 22 H 20 O 13) is a red glucosidal hydroxyanthrapurin that occurs naturally in some scale insects, such as the cochineal, Armenian cochineal, and Polish cochineal. The insects produce the acid as a deterrent to predators. [3] An aluminum salt of carminic acid is the coloring agent in carmine, a pigment. [4]
Red pigments are materials, usually made from minerals, used to create the red colors in painting and other arts. The color of red and other pigments is determined by the way it absorbs certain parts of the spectrum of visible light and reflects the others. The brilliant opaque red of vermillion, for example, results because vermillion reflects ...
Structure of Tyrian purple Structure of indigo carmine. The benzene rings in indigo can be modified to give a variety of related dyestuffs. Thioindigo, where the two NH groups are replaced by S atoms, is deep red. Tyrian purple is a dull purple dye that is secreted by a common Mediterranean snail. It was highly prized in antiquity.
Carmen Isabella Sandiego[5] is a fictional character featured in a long-running edutainment video games series of the same name created by the American software company Broderbund. As an international lady thief, a criminal mastermind, and the elusive nemesis of the ACME Detective Agency, Carmen Sandiego is the principal character of the video ...
Carmine color is the general term for some deep red colors that are very slightly purplish but are generally slightly closer to red than the color crimson is. Some rubies are colored the color shown below as rich carmine. The deep dark red color shown at right as carmine is the color of the raw unprocessed pigment, but lighter, richer, or ...
This color leaned toward brick-red, and faded easily in the sun or during washing. The wealthy and aristocrats wore scarlet clothing dyed with kermes, or carmine, made from the carminic acid in tiny female scale insects, which lived on the leaves of oak trees in Eastern Europe and around the Mediterranean. The insects were gathered, dried ...