Carminic acid is a natural red dye obtained from scale insects, commonly used in food and cosmetics.
1260-17-9
7-[beta-D-glucopyranosyloxy]-1,3-dihydroxy-2-(hydroxymethyl)-9,10-dioxo-anthracene carboxylic acid;Natural Red 4
C22H20O13
Irritant
Dyes and Colors , Food Chemicals , Pharmaceutical
red to purple crystalline powder
1.475
120
492.39
odorless
Dyes and Colors , Dyes and Colors , Food Chemicals , Pharmaceutical