Red 40 Lake is the aluminum salt form of Allura Red AC (FD&C Red 40, E129), an azo compound commonly used as a red food dye and pigment. It provides stable, water-insoluble coloration for a variety of consumer products.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 68583-95-9
Pigment Blue 78
Color additive for food and cosmetics
1-butyl-5-((4-chlorophenyl)azo)-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile
Disperse dye for synthetic fibers
Reactive orange 12
reactive dye for textiles
Pigment red 48 calcium
Red pigment for plastics
Allura Red AC
food color additive
aluminum 5-[(2-methoxy-5-methyl-4-sulfonatophenyl)diazenyl]-6-oxidonaphthalene-2-sulfonate
JKMGLUKSFRLDDN-UHFFFAOYSA-K
CC1=CC(=C(C=C1S(=O)(=O)[O-])OC)N=NC2=C(C=CC3=C2C=CC(=C3)S(=O)(=O)[O-])[O-].[Al+3]