aa. 2-pentanone + 2 equivalents of NH3 and catalytic amounts of H 1. React the carbonyl compound: It is (circle one) CONJUGATED NON-CONJUGATED The Nucleophile is Potential to Establish a Resonance System Option 1: Almost all reactions Option 2: When Nu is a strong base (OH or OR), 1 (Preferred) and the leaving group is identical to the Nu (option 1 is react the electron-rich nucleophile with the electron- deficient carbonyl carbon) (option 2 is remove the alpha hydrogen and create a resonance-stabilized carbanion that can act as a nucleophile.) Circle the option and reason for reacting with a particular site of the carbonyl compound Option 1: Always use UNLESS Option 2: The Nu matches Y AND is -OR 2. Take care of the negative formal charge of the oxygen in the tetrahedral complex Option 1 (Preferred): All cases except Option 2 1 (Preferred) Option 2: If there are no leaving groups, or if the only potential leaving group is the Nu that was just added and it is not a very good leaving group (N or O). (option 1 is reform the double bond) (option 2 is add a hydrogen ion) Circle the option and reason Option 1: Always use UNLESS * if you reform the Double bond Option 2: There is no leaving group (there are carbons and hydrogens), OR there are only carbons and hydrogens except for the Nu that Whats the Reason? just added, AND it is N or O. - LeGuing group? - Shells ? elec tronegativity? - EwA/ Reasonaue? charge ?
aa. 2-pentanone + 2 equivalents of NH3 and catalytic amounts of H 1. React the carbonyl compound: It is (circle one) CONJUGATED NON-CONJUGATED The Nucleophile is Potential to Establish a Resonance System Option 1: Almost all reactions Option 2: When Nu is a strong base (OH or OR), 1 (Preferred) and the leaving group is identical to the Nu (option 1 is react the electron-rich nucleophile with the electron- deficient carbonyl carbon) (option 2 is remove the alpha hydrogen and create a resonance-stabilized carbanion that can act as a nucleophile.) Circle the option and reason for reacting with a particular site of the carbonyl compound Option 1: Always use UNLESS Option 2: The Nu matches Y AND is -OR 2. Take care of the negative formal charge of the oxygen in the tetrahedral complex Option 1 (Preferred): All cases except Option 2 1 (Preferred) Option 2: If there are no leaving groups, or if the only potential leaving group is the Nu that was just added and it is not a very good leaving group (N or O). (option 1 is reform the double bond) (option 2 is add a hydrogen ion) Circle the option and reason Option 1: Always use UNLESS * if you reform the Double bond Option 2: There is no leaving group (there are carbons and hydrogens), OR there are only carbons and hydrogens except for the Nu that Whats the Reason? just added, AND it is N or O. - LeGuing group? - Shells ? elec tronegativity? - EwA/ Reasonaue? charge ?
Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
Chapter14: Elimination
Section: Chapter Questions
Problem 23E
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The second page is an example how it suppose to be done.
(Hex-4-en-3-one+CH3CH2MgBR). It's complete. Please follow directions.
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