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Organic Chemistry Reaction Mechanisms > Mechanisms > Flashcards

Mechanisms Flashcards

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1
Q

conditions for SN2 reaction

A

strong nucleophile

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2
Q

conditions for E2 reactions

A

strong base

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3
Q

conditions for SN1 reaction

A

poor nucleophile

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4
Q

conditions for E1 reactions

A

conc. H2SO4 or conc. H2PO4

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5
Q

what are the 3 ways to make alcohols into good leaving groups?

A

Pbr3, SOCI2 w/ Py, TsCI w/ Py

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6
Q

alkene halogenation can be done with ______ or ______

A

water H2o or alcohol

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7
Q

alkene —-> anti addition of X. what can X2 be?

A

Br, CI, I

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8
Q

alkene halogenation with alcohol, OR/OH is added to the more ______ side

A

substituted

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9
Q

conditions for alcohol to ether

A

1.strong base
2. C-C-X

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10
Q

what reaction happens to go from an alcohol to ether

A

SN2

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11
Q

conditions for alcohol to cyclic ethers and epoxides

A

NaH

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12
Q

what mechanism happens going from an alcohol to cyclic ethers and epoxides

A

intramolecular Sn2

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13
Q

conditions for the primary and triteary cleavage of ethers

A

conc. HX in heat

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14
Q

a Sn_ happens when cleaving primary ethers

A

Sn2

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15
Q

a Sn_ happens when cleaving triterary ethers

A

Sn1

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16
Q

conditions for the addition of CI or Br to alkenes

A

H-X

17
Q

conditions for alkene to alcohol

A

H20, H+ cat

18
Q

conditions for alkene to ether

A

ROH, H+ cat

19
Q

conditions for addition of H2 to alkenes

A

H2 Pd/C

20
Q

what is the term for the addition of H2 to alkenes

A

hydrogenation

21
Q

what product is formed with the addition of X2 to alkenes

A

anti product only

22
Q

what are 2 ways to go from alkenes to alcohols

A

oxymercuration reudction and hydroboration oxidation

23
Q

conditions for oxymercuration reudction

A
  1. Hg (OAc)2, H20 (oxymercuration)
  2. NaBH4 (reudction)
24
Q

conditions for hydroboration oxidation

A
  1. BH3, THF (hydroboration)
    2.H2O2, NaOH (oxidation)
25
Q

oxymercuration reudction will give you what kind of product?

A

Mark product

26
Q

hydroboration oxidation will give you what kind of product?

A

anti Mark product

27
Q

conditions for alkene to epoxide

A

Br2, h2o
NaH

28
Q

you can go from alkene to epoxide using what kind of acid?

A

peroxyacids

29
Q

opening epoxides in acidic conditions

A

mCPBA
ROH, H+

30
Q

opening epoxides in basic conditions

A

mCPBA
NaOR

31
Q
A

Organic Chemistry Reaction Mechanisms (1 decks)

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