1 Caffeine 2 3 Caffeine (C8H10N4O2) is the common name for trimethylxanthine (systematic name is 1,3,7- 4 trimethylxanthine or 3,7-dihydro-1,3,7-trimethyl-1H-purine-2,6-dione). The chemical is also 5 known as coffeine, theine, mateine, guaranine, or methyltheobromine. Caffeine is naturally 6 produced by several plants, including coffee beans, guarana, yerba maté, cacao beans, and tea. 7 For the plants, caffeine acts as a natural pesticide. It paralyzes and kills insects that attempt to 8 feed on the plants. The molecule was first isolated by the German chemist Friedrich Ferdinand 9 Runge in 1819.
Kollajuur - turmeric · Kollajuurt hakati keskajal nimatama ka india safraniks, kune tegemist on väga kalli toiduvärvi safrani võimaliku asendajaga. · Kurkumiin E100 Karmiinpunane E120 The insect produces carminic acid which deters predation by other insects. Carminic acid can be 7--D-Glucopyranosyl-9,10-dihydro- extracted from the insect's body and eggs to make 3,5,6,8-tetrahydroxy-1-methyl-9,10- carmine dye (also known as cochineal). Carmine is primarily used as a food colouring and for cosmetics. dioxoanthracenecarboxylic acid Toiduvärvid · Kuna tegemist asovärviga, · Erkpunane 4R, Ponceau võib selle toiduvärvi 4R, Cochineal Red A kasutamine alandada
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