Organic Mechanism's

Question 1

What is the mechanism from alkane to alkene
Conditions

Answer 1

Thermal Cracking - Elimination
High Temp + Pressure

Question 2

What is the mechanism from alkene to alkane
Conditions

Answer 2

Electrophilic Addition
With H2
Ni catalyst
200 degrees

Question 3

What is the mechanism from alkane to haloalkane
Conditions

Answer 3

Free Radical Substitution
UV light

Question 4

What is the mechanism from alkene to haloalkane
Conditions

Answer 4

Electrophilic addition
With HX

Question 5

What is the mechanism from haloalkane to alkene
Conditions

Answer 5

Elimination
Heat and ethanol NaOH

Question 6

What is the mechanism from alkene to alcohol
Conditions

Answer 6

Electrophilic addition
Sulfuric acid and steam

Question 7

What is the mechanism from alcohol to alkene

Answer 7

Elimination - Dehydration
Al2O3 and sulfuric acid

Question 8

What is the mechanism from haloalkane to alcohol
Conditions

Answer 8

Nucleophilic substitution
NaOH in solution
warm

Question 9

What is the mechanism from haloalkane to Nitrile

Answer 9

Nucleophilic substitution
Warm ethanoic KCN

Question 10

What is the mechanism from haloalkane to amine

Answer 10

Nucleophilic substitution
2 NH3
hot and ethanoic

Question 11

What is the mechanism from alcohol to carboxylic acid

Answer 11

Reflux
Acidified potassium dichromate
Primary alcohol

Question 12

What is the mechanism from alcohol to aldehyde

Answer 12

Distillation
Primary alcohol
acidified potassium dichromate

Question 13

What is the mechanism from aldehyde to carboxylic acid

Answer 13

Reflux
Potassium dichromate

Question 14

What is the mechanism from aldehyde to alcohol

Answer 14

Reduction
NaBH4

Question 15

What is the mechanism from alcohol to ketone

Answer 15

Oxidation
Acidified potassium dichromate
Secondary alcohol

Question 16

What is the mechanism from ketone to alcohol

Answer 16

Reduction
NaBH4

Question 17

What is the mechanism from aldehyde to hydroxy nitrile

Answer 17

Nucleophilic addition
KCN

Question 18

What is the mechanism from ketone to hydroxy nitrile

Answer 18

Nucleophilic addition
KCN

Question 19

What is the mechanism for acyl chloride to carboxylic acid

Answer 19

nucleophilic addition elimination
Acylation (hydrolysis)
Water

Question 20

What is the mechanism for acyl chloride to ester

Answer 20

Nucleophilic addition elimination
Acylation
Alcohol

Question 21

What is the mechanism for acyl chloride to amide

Answer 21

Nucleophilic addition elimination
Acylation
2 ammonia

Question 22

What is the mechanism for acyl chloride to N-substituted amide

Answer 22

Nucleophilic addition elimination
Acylation
2 Primary amine

Question 23

What is the mechanism for benzene to nitrobenzene

Answer 23

Electrophilic substitution
Nitration
Concentrated nitric and sulphuric acid
50 degrees

Question 24

What is the mechanism for benzene to aromatic ketone

Answer 24

Electrophilic substitution
Friedel Crafts acylation
Acyl chloride/acid anhydride + AlCl3 cataylst

Question 25

What is the mechanism from alkene to alkyl hydrogensulphate

Answer 25

Electrophilic substitution Concentrated sulphuric acid

Question 26

What is the mechanism from alkyl hydrogensulphate to alcohol

Answer 26

Hot water

Question 27

what is the mechanism from amine to amide

Answer 27

Acyl chloride/acid anhydride nucleophilic addition - elimination

Question 28

What is the mechanism from ketone to 2-hydroxynitrile

Answer 28

Nucleophilic addition HCN

Question 29

What is the mechanism from alcohol to ester

Answer 29

esterification Carboxylic acid Acyl chloride acid anhydride

Question 30

What is the mechanism from nitrile to amine

Answer 30

Reduction H2 Ni 200 degrees

Question 31

What is the mechanism from benzene to cyclohexene

Answer 31

H2 Ni Reduction

Question 32

Whats the mechanism from aromatic ketone to aromatic alcohol

Answer 32

NaBH4 reduction

Question 33

Whats the mechanism from Nitrobenzene to phenylamine

Answer 33

Sn HCl then NaOH Reduction