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Published byἈζαρίας Αθανασίου Modified over 5 years ago
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Properties Nomenclature Preparation Reactions Synthesis
Ketones and Aldehydes Properties Nomenclature Preparation Reactions Synthesis
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Carbonyl Functional Groups
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Large Dipole Controls Properties and Reactivity
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Boiling Points Dipole-Dipole Interactions
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Adrogenic/Anabolic Steroids
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Anabolic Steroids
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IUPAC Nomenclature Ketones
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IUPAC Nomenclature Aldehydes
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Preparation of Ketones and Aldehydes
Friedel-Crafts Acylation (ketones) Hydration of Alkynes (ketones with oxymercuration, aldehydes with hydroboration) Reduction of acids, acid chlorides and nitriles Oxidation of alcohols
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Friedel-Crafts Acylation
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Oxymercuration Hydration Markovnikov
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Hydroboration Hydration Anti-Markovnikov
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DIBAH Diisobutyl Aluminum Hydride
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Reduction Summary DIBAH [O] w/ PCC or Periodinane
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How would you prepare the ff?
Pentanal from: pentan-1-ol De-5-ene Pentanoic acid Hexan-2-one from: hexan-2-ol 2-methyl-hex-1-ene 1-hexyne
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Oxidation - Reduction
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Oxidation Summary CrO3, H3O+
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Nucleophilic Addition Reactions: Strong Nucleophiles
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NaBH4 Reduction
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Some Examples
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Grignard Reagents React With Ketones to form tertiary alcohols
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Grignard Summary
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How would you prepare the ff using a Grignard reagent?
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Nucleophilic Addition Reactions: Weak Nucleophiles
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Acetal Formation
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Acetal Mechanism
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Use of Ethylene Glycol to Protect Ketones and Aldehydes
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Synthesis
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Synthesis
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Aldehydes React Preferentially
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Carbonyl compounds with alpha hydrogens are (surprisingly) slightly acidic. Why?
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The conjugate base is stabilized by resonance
The conjugate base is stabilized by resonance! Draw the resonance forms for the conjugate base.
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Identify the most acidic proton:
cyclohexane-1,3-dione Propanal Acetic acid 3,3-dimethylbutan-2-one
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Aldol Condensation Dimerization of 3-Pentanone
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