Reagents

Question 1

PCl5

Answer 1

chlorinating reagent

Question 2

Cl2, FeCl3

Answer 2

adds to alkenes, aromatic rings

Question 3

C6H6, AlCl3

Answer 3

promotes chlorination; catalyst for additions to aromatic rings

Question 4

LiAlH4 (LAH)

Answer 4

strong reducing agent for carbonyl compounds

Question 5

KMnO4, OH-, heat, H3O+

Answer 5

powerful oxidizing agents for alkenes, alcohols, aldehydes, alkanes

Question 6

H3O+

Answer 6

protonates the negatively charged oxygen

Question 7

HNO3, H2SO4, heat

Answer 7

nitration (adds nitrogen)

Question 8

PCC, CH2Cl2

Answer 8

oxidize alcohols (from primary alcohols to aldehydes and from secondary alcohols to ketones)

Question 9

AlCl3

Answer 9

• produce an electrophile
• catalyst
• F.C.

Question 10

Ether, H3O+

Answer 10

cleaves C-O bonds
- also reacts with Grignard reagents to form a stable complex

Question 11

Beyer Villiger Oxidation:

Answer 11

oxidative cleavage of a C-C bond adjacent to a carbonyl

Question 12

Zn(Hg), HCl

Answer 12

reduces aldehydes and ketones to a hydrocarbon (Clemmensen)

Question 13

-OH

Answer 13

replaces a halogen?

Question 14

LiALlH4, ether

Answer 14

strong reducing agent for carbonyl compounds

Question 15

H3O+

Answer 15

protonates the negatively charged oxygen

Question 16

Br2,FeCl3

Answer 16

adds to alkenes, aromatic rings (creates a more reactive electrophile?)

Question 17

Mg, ether

Answer 17

reducing metal to form grignard reagents

Question 18

H2CrO4, acetone

Answer 18

oxidizes alcohols to ketones and carboxylic acids

Question 19

AgNO3

Answer 19

SN1 reactions

Question 20

BH3

Answer 20

hydroboration

Question 21

CCl4

Answer 21

nonpolar solvent

Question 22

CN-

Answer 22

good nucleophile

Question 23

CuCN

Answer 23

adds CN to aromatic rings

Question 24

CuCL

Answer 24

adds Cl to aromatic rings

Question 25

DCC (dicyclohexane carbodiimide)

Answer 25

reagent for forming amides from carboxylic acids and amines

Question 26

DMF (N,N- dimethylformamide)

Answer 26

polar aprotic solvent

Question 27

DMS (Dimethyl sulfide)

Answer 27

for reductive workup in ozonolysis

Question 28

DMSO (Dimethyl sulfoxide)

Answer 28

polar aprotic aolvent

Question 29

DIBAL (Diisobutyl aluminum hydride)

Answer 29

bulky reducing agent for esters, nitriles

Question 30

FeBr3

Answer 30

catalyst

Question 31

FeCl3

Answer 31

catalyst

Question 32

Grignard (R-Mg-X)

Answer 32

adds carbon groups to ketones, esters, aldehydes

Question 33

HBr

Answer 33

strong acid, adds to alkenes and alkynes

Question 34

HCl

Answer 34

strong acid, adds to alkenes and alkynes

Question 35

HI

Answer 35

strong acid, adds to alkenes and alkynes

Question 36

HNO3

Answer 36

strong acid, adds NO2 to aromatics

Question 37

H2O2

Answer 37

oxidant for hydroboration and ozonolysis

Question 38

H2SO4

Answer 38

strong acid, useful for elimination reactions

Question 39

KMnO4

Answer 39

oxidant for alkenes, alcohols, aldehydes, alkanes

Question 40

Lindlars catalyst

Answer 40

reducing agent for alkynes to give cis-alkenes