Synthesis

Question 1

Alkane to halogenoalkane

Answer 1

X2 and uv light

Question 2

Alkene to dihalogenoalkane

Answer 2

X2 and low temp

Question 3

Alkene to diol

Answer 3

Acidified KMnO4

Question 4

Alkene to alcohol

Answer 4

Steam, H3PO4 catalyst at high temp

Question 5

Alkene to halognoalkane

Answer 5

HX

Question 6

Alocohol to Ester

Answer 6

Carboxylate acid, acid catalyst, heat, or acyl chloride

Question 7

Alcohol to aldehyde or ketone

Answer 7

K2cr2o7, H2SO4 reflux and heat or distil if aldehyde due to partial oxidation

Question 8

Alcohol to alkene

Answer 8

Conc H3PO4

Question 9

Alcohol to halogenoalkane

Answer 9

KBr 50 percent H2SO4
PCl5 or HCl
Red phosphorus, I2 reflux

Question 10

Ester to alcohol

Answer 10

Dilute acid or alkali, reflux

Question 11

Ester to carboxylic acid

Answer 11

Dilute acid or alkali reflux

Question 12

Aldehyde or ketone to alcohol

Answer 12

LiAlH4

Question 13

Aldehyde or ketone to hydroxynitrile

Answer 13

KCN and H plus, or HCN ethanol and reflux

Question 14

Aldehyde and ketones to carboxulic acid

Answer 14

K2Cr2O7 acidified with reflex and eat

Question 15

Carboxylic acid to acyl chloride

Answer 15

PCl5

Question 16

Acyl chloride to amide

Answer 16

NH3 to make primary amide, or primary amine to make n substituted amide

Question 17

Carboxylic acid to Ester

Answer 17

Alcohol, acid catalyst and heat

Question 18

Nitrile to primary amine

Answer 18

LiAlH4 then dilute acid
Or
H2m nickel or platinum catalyst high temp and pressure

Question 19

Nitrile to carboxylic acid

Answer 19

Dilute HCl reflux

Question 20

Halogenoalkane to alkene

Answer 20

KOH ethanol and reflux

Question 21

Halogenoalkane to carboxylic acid

Answer 21

MGdry ether and reflux with CO2

Question 22

Carboxylic acid to alcohol

Answer 22

LiAlH4, gives primary alcohol

Question 23

Primary amine to amine

Answer 23

Halogenoalkane

Question 24

Halogenoalkane to nitrile

Answer 24

KCN, ethanol and reflux

Question 25

Alkene to alkane

Answer 25

H2, nickel catalyst

Question 26

Acyl chloride to carboxylic acid

Answer 26

Cold H2O

Question 27

Acyl chloride to Ester

Answer 27

Alcohol

Question 28

Halogenoalkane to primary amine

Answer 28

Excess ethanol ammonia and heat

Question 29

Halogenoalkane to alcohol

Answer 29

Warm aqueous KOH reflux , or Mg dry ether and then a carbonyl then dilute acid

Question 30

Nitrobenzene to phenylamine

Answer 30

Tin, conc HCl reflux then NaOH p

Question 31

Benzene to nitrobenzene

Answer 31

Conc nitric acid and con sulfuric acid

Question 32

Benzene to halobenzene

Answer 32

X2 halogen carrier

Question 33

Benzene to phenylketone

Answer 33

Acyl chloride, AlCl3 as catalyst and reflux

Question 34

Benzene to alkyl benzene

Answer 34

Halogenoalkane, AlCl3 catalyst relux

Question 35

Phenol to 2,4,6 tribromophenol

Answer 35

Bromine water

Question 36

Alcohol to alkene

Answer 36

Al2O3 dehydration

Question 37

What reaction is halogenoalkane to alcohol or other way around

Answer 37

Nucleophilic substitutn

Question 38

Alcohol to acyl hydrogensulfate

Answer 38

Water warm, hydrolysis

Question 39

Carboxylic acid to acid anhydride

Answer 39

P2O5 distil

Question 40

Acid anhydride to carboxylic acid

Answer 40

Water reflux in hydration

Question 41

Grignard to carboxylic acid

Answer 41

CO2 and acid

Question 42

Grignard to primary alcohol

Answer 42

Methanal and acid

Question 43

Grignard to secondary alcohol

Answer 43

Other aldehyde and acid

Question 44

Grignard to tertiary alcohol

Answer 44

Ketone and HCl

Question 45

Benzene to bromobenzene

Answer 45

Fe filings and br2 | Febr3

Question 46

Benzene to cyclohexane

Answer 46

H2 nickel catalyst

Question 47

Methyl benzene to benzanoic acid

Answer 47

KMnO4 aqueous NaOH reflux

Question 48

Benzene to methyl benzene

Answer 48

Ch3Cl AlCl3 and reflux

Question 49

Benzene to phenol ethanone

Answer 49

Ch3COCl, AlCl3 catalyst and reflux