Questions tagged [carboxylic-acids]

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Why is H2 with Nickel catalyst unable to reduce carboxylic and amide groups?

I have tried to google for the explanation but was unable to find any. Would the mechanism that H2 Nickel works possibly be a reason? Thanks!
-2
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1answer
46 views

Does Fischer esterification occur when mixing alcoholic drinks with lemon juice?

I would assume it does happen because the ethanol in the drink would be in an acidic environment because of the lemon juice and would react with the citric acid in it. But the thing is, how come we ...
0
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0answers
42 views

Major product in the reaction of alcohol with unsymmetrical acid anhydride

When alcohol reacts with symmetrical acid anhydride to form ester. We have the following reaction, But if the acid anhydride used is unsymmetrical how can we identify the major product? For example ...
5
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1answer
207 views

Acetamide and Nitrous acid Reaction Mechanism

My book says that when acetamide is treated with nitrous acid, ethanoic acid, nitrogen and water are formed but it provides no mechanism. I googled but could not find any mechanism. My guess was that ...
0
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1answer
59 views

Why is ester more reactive to nucleophile than carboxylic acids?

I was given just this statement at face value, but I think it refers to nucleophilic reactions where the carbonyl is the electrophile. From what I understand, the $\ce{-OR}$ in ester is more electron ...
2
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1answer
75 views

Reactivity of Benzaldehyde vs Acetaldehyde and Benzoic acid vs Acetic acid

I was trying to compare the reactivity between acetaldehyde and benzaldehyde. After some googling, I found out that benzaldehyde is less reactive than acetaldehyde because the benzene ring can ...
7
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1answer
141 views

Why doesn't NGP happen in the bromination of fumaric acid?

In this question from JEE $2015$, a surprising neighbouring group participation occurs, and the product turns out to be $(3)$. A link for the mechanism can be found here. However, why doesn't the same ...