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Question

Determine I — IV in the sequence below given that I shows three singlets in its ¹H NMR spectrum with the integration ratio 9 : 2 : 9.

Reaction scheme for aldol condensation with structures I to IV.

Accepted Answer

Four molecular structures labeled I to IV for aldol condensation with different configurations.

Answer

Four molecular structures labeled I to IV for aldol condensation.

Answer

Four molecular structures labeled I to IV for aldol condensation with varied substituents.

Answer

Four molecular structures labeled I to IV for aldol condensation with different branching.

Determine I — IV in the sequence below given that I shows three singlets in its 1H NMR spectrum with the integration ratio 9 : 2 : 9.