Answer:
1. Phosphoric Acid : Catalyst
2. Methyl Anthranilate : Reactive
3. Sodium Nitrite : Reactive
4. Diethyl Ether : Solvent and reactant
5. Nitrogen : Sub-product
Step-by-step explanation:
The phosphoric acid is used as a catalyst for the reaction, the methyl anthranilate will react with the sodium nitrite to produce methyl salicylate, along with the diethyl ether and the nitrogen is a sub-product of the reaction.