Ponceau 4R

MedChem Express

Ponceau 4R [2611-82-7]

10

2611-82-7

Research Use Only

99.09

C20H11N2Na3O10S3

604.47

Ponceau 4R is a synthetic colorant that can be used for food coloring. Ponceau 4R is a strawberry red azo dye that can be used in a variety of foods, usually synthesized from aromatic hydrocarbons, and is stable to light, heat, and acids[1][2].

O=S(C1=C2C(/N=N/C3=C4C=CC=CC4=C(S(=O)(O[Na])=O)C=C3)=C(O)C=CC2=CC(S(=O)(O[Na])=O)=C1)(O[Na])=O

2°C to 8°C

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