Indicate the major organic product from the reaction shown. H,SO. heat

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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### Reaction Details

**Question:** Indicate the major organic product from the reaction shown.

**Reactant Structure:**
- The reactant is a six-membered cyclic compound with two ketone groups positioned at the 2 and 4 positions.
- A hydroxyl group (-OH) is attached to the carbon atom adjacent to the four-membered carbonyl.
- There is a methyl group attached to the carbon adjacent to the -OH group.

**Reaction Conditions:**
- The reaction is conducted in the presence of sulfuric acid (H₂SO₄) and heat.

### Explanation of the Reaction

This is a dehydration reaction that typically leads to the formation of a more stable conjugated system. The hydroxyl group is expected to be eliminated as water, resulting in the formation of a double bond, leading to the formation of an enone system or an extended conjugated system. This type of reaction often involves keto-enol tautomerism, resulting in the formation of a cyclic conjugated product. 

### Conceptual Understanding

- In acidic conditions and heating, molecules can undergo dehydration processes, often leading to the formation of alkenes through the elimination of water.
- The resultant major product will likely be a cyclic compound that maximizes stability through conjugation or aromaticity (if applicable).
  
This type of question is essential to understand organic reaction mechanisms, particularly involving carbonyl chemistry and acid-catalyzed transformations.
Transcribed Image Text:### Reaction Details **Question:** Indicate the major organic product from the reaction shown. **Reactant Structure:** - The reactant is a six-membered cyclic compound with two ketone groups positioned at the 2 and 4 positions. - A hydroxyl group (-OH) is attached to the carbon atom adjacent to the four-membered carbonyl. - There is a methyl group attached to the carbon adjacent to the -OH group. **Reaction Conditions:** - The reaction is conducted in the presence of sulfuric acid (H₂SO₄) and heat. ### Explanation of the Reaction This is a dehydration reaction that typically leads to the formation of a more stable conjugated system. The hydroxyl group is expected to be eliminated as water, resulting in the formation of a double bond, leading to the formation of an enone system or an extended conjugated system. This type of reaction often involves keto-enol tautomerism, resulting in the formation of a cyclic conjugated product. ### Conceptual Understanding - In acidic conditions and heating, molecules can undergo dehydration processes, often leading to the formation of alkenes through the elimination of water. - The resultant major product will likely be a cyclic compound that maximizes stability through conjugation or aromaticity (if applicable). This type of question is essential to understand organic reaction mechanisms, particularly involving carbonyl chemistry and acid-catalyzed transformations.
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