A-LevelChemistryOrganic synthesisOct/Nov 2023Paper 4 Q78 Marks
Sunset Yellow is an additive used for colouring foods. A synthetic route for making Sunset Yellow is shown. Molecules E and G each contain one –SO3¯ group. These groups are unchanged in the formation of Sunset Yellow. [Figure 7.1 with boxes for E, F, G and Sunset Yellow anion structure]
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