Reagents and Mechanisms

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  • Created by: elyornais
  • Created on: 14-12-15 21:59
What is the reaction to turn a carbonyl into an alcohol? What is the reagent used?
Reduction- Nucleophilic addition. NaBH4.
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How to turn a carbonyl into a hydroxynitrile? What reagent is required?
Nucleophillic addition. KCN/HCN.
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What is the product of acyl chlorides with water?
Carboxylic acid.
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What is the product of acyl chloride with ammonia?
Amides.
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What is the product of acyl chlorides with alcohol?
Ester.
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What is the product of acyl chlorides with primary amines?
N-substituted amines.
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What is the reaction mechanism for acylation using acyl chlorides or acid anhydrides?
Addition-elimination.
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How to make primary amine from haloalkane? What conditions and reagent?
Nucleophilic substitution. Excess NH3.
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What reagent is required for the reduction of nitrile to form a primary amine?
LiAlH4 in Ether.
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What is made from a dicarboxylic acid and a diol?
Polyester.
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What is made from a dicarboxylic acid and and a diacyl chloride?
Polyester.
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What is the reaction to turn benzene into nitrobenzene?
Electrophillic Substitution.
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How to turn nitrobenzene into phenylamine?
Reduction using Sn in conc HCl.
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Why is phenylamine a weaker base than ethylamine?
Lone pair less available as it is delocalised into the ring.
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Reagents needed to make nitrobenzene? How to form the elctrophile NO2+?
Concentrated HNO3 and Concentrated H2SO4. HNO3+H2SO4 -> NO2+ + H2O + HSO4.
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What reducing agent is used in the reduction of aldehydes and ketones?
NaBH4 (H-)
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Why can Polyesters and polyamides be broken down by hydrolysis?
They contain polar bonds which attract attacking species(nucleophiles)
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How to form the electrophile AlCl4-?
AlCl3 + CH3COCl -> CH3CO+ + AlCl4-
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Other cards in this set

Card 2

Front

How to turn a carbonyl into a hydroxynitrile? What reagent is required?

Back

Nucleophillic addition. KCN/HCN.

Card 3

Front

What is the product of acyl chlorides with water?

Back

Preview of the front of card 3

Card 4

Front

What is the product of acyl chloride with ammonia?

Back

Preview of the front of card 4

Card 5

Front

What is the product of acyl chlorides with alcohol?

Back

Preview of the front of card 5
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