In: Chemistry
Limonene contains double bond. Hence, it gives positive tests with bromine and KMnO4. Tests with bromine and KMnO4 are for alkenes. These tests suggests that Limonene contains double bond.
Eugenol contains double bond. Hence, it gives positive tests with bromine and KMnO4. Tests with bromine and KMnO4 are for alkenes. These tests suggests that Eugenol contains double bond.
Eugenol also contains phenolic -OH group. Phenolic -OH group gives positive test with FeCl3. Positive test with FeCl3 suggests that Eugenol contains phenolic -OH group.