Organic: Aliphatic Reactions

Question 1

Alkene—->Alkane

Answer 1

+H2, Ni/Pt catalyst @ 150 degrees HYDROGENATION

Question 2

Alkane—->Halogenoalkane

Answer 2

+Cl2 under U.V. FREE RADICAL SUBSTITUTION

Question 3

Alkene—->Halogenoalkane

Answer 3

+HX OR X2 ELECTROPHILIC ADDITION

Question 4

Halogenoalkane—->Alkene

Answer 4

+KOH under reflux ELIMINATION

Question 5

Ketone—->Hydroxynitrile

Answer 5

+KCN/HCN NUCLEOPHILIC SUBSTITUTION

Question 6

Aldehyde—->Ketone

Answer 6

+KCN/HCN NUCLEOPHILIC SUBSTITUTION

Question 7

Alcohol—->Aldehyde

Answer 7

Primary Alcohol, +H+/Cr2O73-, Distillation OXIDATION

Question 8

Aldehyde—->Alcohol

Answer 8

+LiAlH4, dry ether REDUCTION

Question 9

Alcohol—->Ketone

Answer 9

Secondary Alcohol, +H+/Cr2O72-, Reflux OXIDATION

Question 10

Ketone—->Alcohol

Answer 10

+LiAlH4 dry ether REDUCTION

Question 11

Alcohol—->Halogenoalkane

Answer 11

+PCl5, +H+/KBr or Pl3, red phosphorus + I2

Question 12

Halogenoalkane—->Alcohol

Answer 12

+KOH reflux NUCLEOPHILIC SUBSTITUTION

Question 13

Halogenoalkane—->Nitrile

Answer 13

+KCN(alc), reflux NUCLEOPHILIC SUBSTITUTION

Question 14

Halogenoalkane—->Primary Amine

Answer 14

+NH3(alc) NUCLEOPHILIC SUBSTITUTION

Question 15

Nitrile—->Primary Amine

Answer 15

+H2/Ni catalyst REDUCTION

Question 16

Primary Amine—->Secondary Amide

Answer 16

+Acyl Chloride (room temp) NUCLEOPHILIC ADDITION-ELIMINATION

Question 17

Primary Amine—->Secondary Amine

Answer 17

+R-X NUCLEOPHILIC SUBSTITUTION

Question 18

Acyl Chloride—->Secondary Amide

Answer 18

Primary Amine @ room temp NUCLEOPHILIC ADDITION-ELIMINATION

Question 19

Acyl Chloride—->Primary Amide

Answer 19

+conc.NH3 @ room temp NUCLEOPHILIC ADDITION- ELIMINATION

Question 20

Primary Amide—->Carboxylic Acid

Answer 20

+H2O/H+ ACID HYDROLYSIS

Question 21

Acyl Chloride—->Carboxylic Acid

Answer 21

+H2O @ room temp HYDROLYSIS

Question 22

Carboxylic Acid—->Acyl Chloride

Answer 22

+PCl5 @ room temp CONDENSATION

Question 23

Nitrile—->Carboxylic Acid

Answer 23

+HCl/H2SO4 reflux ACID HYDROLYSIS

Question 24

Ester—->Carboxylic Acid

Answer 24

+H2O/H+ ACID HYDROLYSIS

Question 25

Carboxylic Acid---->Ester

Answer 25

+Alcohol @ room temp ESTERIFICATION

Question 26

Alcohol---->Ester

Answer 26

+COOH/+Cr2O72- reflux ESTERIFICATION

Question 27

Aldehyde---->Carboxylic Acid

Answer 27

+H+/Cr2O72- reflux OXIDATION

Question 28

Acyl Chloride---->Ester

Answer 28

+Alcohol @ room temp NUCLEOPHILIC ADDITION-ELIMINATION