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OChem 2 > Reagents > Flashcards

Reagents Flashcards

1
Q

PCl5

A

chlorinating reagent

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2
Q

Cl2, FeCl3

A

adds to alkenes, aromatic rings

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3
Q

C6H6, AlCl3

A

promotes chlorination; catalyst for additions to aromatic rings

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4
Q

LiAlH4 (LAH)

A

strong reducing agent for carbonyl compounds

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5
Q

KMnO4, OH-, heat, H3O+

A

powerful oxidizing agents for alkenes, alcohols, aldehydes, alkanes

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6
Q

H3O+

A

protonates the negatively charged oxygen

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7
Q

HNO3, H2SO4, heat

A

nitration (adds nitrogen)

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8
Q

PCC, CH2Cl2

A

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

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9
Q

AlCl3

A
  • produce an electrophile
  • catalyst
  • F.C.
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10
Q

Ether, H3O+

A

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

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11
Q

Beyer Villiger Oxidation:

A

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

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12
Q

Zn(Hg), HCl

A

reduces aldehydes and ketones to a hydrocarbon (Clemmensen)

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13
Q

-OH

A

replaces a halogen?

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14
Q

LiALlH4, ether

A

strong reducing agent for carbonyl compounds

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15
Q

H3O+

A

protonates the negatively charged oxygen

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16
Q

Br2,FeCl3

A

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

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17
Q

Mg, ether

A

reducing metal to form grignard reagents

18
Q

H2CrO4, acetone

A

oxidizes alcohols to ketones and carboxylic acids

19
Q

AgNO3

A

SN1 reactions

20
Q

BH3

A

hydroboration

21
Q

CCl4

A

nonpolar solvent

22
Q

CN-

A

good nucleophile

23
Q

CuCN

A

adds CN to aromatic rings

24
Q

CuCL

A

adds Cl to aromatic rings

25
Q

DCC (dicyclohexane carbodiimide)

A

reagent for forming amides from carboxylic acids and amines

26
Q

DMF (N,N- dimethylformamide)

A

polar aprotic solvent

27
Q

DMS (Dimethyl sulfide)

A

for reductive workup in ozonolysis

28
Q

DMSO (Dimethyl sulfoxide)

A

polar aprotic aolvent

29
Q

DIBAL (Diisobutyl aluminum hydride)

A

bulky reducing agent for esters, nitriles

30
Q

FeBr3

31
Q

FeCl3

32
Q

Grignard (R-Mg-X)

A

adds carbon groups to ketones, esters, aldehydes

33
Q

HBr

A

strong acid, adds to alkenes and alkynes

34
Q

HCl

A

strong acid, adds to alkenes and alkynes

35
Q

HI

A

strong acid, adds to alkenes and alkynes

36
Q

HNO3

A

strong acid, adds NO2 to aromatics

37
Q

H2O2

A

oxidant for hydroboration and ozonolysis

38
Q

H2SO4

A

strong acid, useful for elimination reactions

39
Q

KMnO4

A

oxidant for alkenes, alcohols, aldehydes, alkanes

40
Q

Lindlars catalyst

A

reducing agent for alkynes to give cis-alkenes

OChem 2 (1 decks)

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