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#aldol condensation

9 public questions tagged with this topic.

Biochemistry

The reaction between dihydroxyacetone phosphate and glyceraldehyde 3-phosphate to form fructose 1,6-bisphosphate is best

The principle of enzyme catalysis and lipid structure explains that substrate affinity, transition state stabilization and phospholipid composition govern function. Hence An aldol condensation reaction fits best because it reflects catalytic efficiency and membrane organization, as documented in authoritative sources on biochemistry.

Ref: Lehninger Principles of Biochemistry, Chapter 9, Lipids and Membranes, explains phospholipid components, glycerol, fatty acids, phosphate group and membrane structure providing foundation for lipid biochemistry.

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Physical Properties and Nucleophilic Addition Reactions

Which compound forms a seven-carbon aldehyde via aldol condensation with ethanal?

Pentanal (CH₃CH₂CH₂CH₂CHO) reacts with ethanal (CH₃CHO) in a cross aldol condensation, forming 2-methylhept-2-enal (CH₃CH₂CH₂CH₂CH\=C(CH₃)CHO), a seven-carbon unsaturated aldehyde.

Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Physical Properties and Nucleophilic Addition Reactions

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Nomenclature, Structure and Preparation of Aldehydes and Ketones

Which ketone reacts with itself under basic conditions to form a nine-carbon β-hydroxy ketone?

Hexan-3-one (CH₃CH₂COCH₂CH₂CH₃) undergoes self-aldol condensation to form 4-hydroxy-3-propylheptan-5-one (CH₃CH₂C(OH)(CH(CH₂CH₃)COCH₂CH₃)CH₂CH₃), a nine-carbon β-hydroxy ketone.

Ref: NCERT Class 12 Chemistry > Chapter 12: Aldehydes, Ketones and Carboxylic Acids > Topic: Nomenclature, Structure and Preparation of Aldehydes and Ketones

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