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Red No.204
| Legal color: | Red No.204 | | General name: | Lake Red CBA | | Class: | Pigment | | FDA : | (D & C Red No.9) | | CI #: | C.I. 15585 | | Color #: | Pig. Red 53(Ba) | | CAS #: | 5160-02-1 | | CAS : | Benzenesulfonic acid,5-chloro-2-[(2-hydroxy-1-naphthalenyl)azo]-4-methyl-,barium salt(2:1) | | IUPAC: | →1;Barium [5-chloro-4-methyl-2-(2-hydroxynaphthylazo)benzenesulfonate]
→2;5-Chloro-4-methyl-2-(2-hydroxynaphthylazo)benzenesulfonic acid barium salt
| Chemical structure : |  
Lake Red CBA |
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