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343 Final exam
n/a
44
Chemistry
Undergraduate 2
12/17/2011

Additional Chemistry Flashcards

 


 

Cards

Term
1° alkyl halide + stong nucleophile
Definition
Sn2
Term
1° alkyl halide + strong, hindered base (tBuO-)
Definition
E2
Term
1º alkyl halide + weak base or nucleophile
Definition
No reaction
Term
2º alkyle halide + strong nucleophile
Definition
Sn2
Term

2º alkyl halide + Strong, hindered base tBuO-

 

Definition
E2
Term
2º alkyl halide + weak base or nucleophile
Definition
Sn1 or E1
Term
3º alkyl halide + weak base or nucleophile
Definition
Sn1 or E1
Term
3º alkyl halide + strong base
Definition
E2
Term
3º alkyl halide + strong nucleophile
Definition
Sn1 or E1
Term
Solvent for Sn2 or E2
Definition
Polar Aprotic
Term
PCC used with ___ to ____
Definition
PCC is used with CH2Cl2 to oxidize to ketone but not carboxylic acid
Term
R-MgBr + H2O
Definition
R-H
Term
ZnCu
Definition
takes off halogen in cyclopentanes
Term

R-CH-R

OH

 

+

PBr3

 

Definition

R-CH-R

Br

Term

R-C2C+ [image]

(all other C bonds are to H)

Definition
R-C≡C-CH2-CH2-O-
Term
R-C≡C-H + Hg2+HSO4-
Definition

R-C=O

       \ CH3

Term
NH3 Na + Alkyne + H2
Definition
TRANS alkene
Term
Poisened Catalyst + Alkyne + H2
Definition
CIS alkene
Term
H-C≡C-H + Na NH2
Definition
H-C≡C-
Term
Enol + H2SO4
Definition
Ketone
Term
R-C≡C-H + CH3CH2-MgBr
Definition
R-C≡C-MgBr
Term
K2Cr2O7 uses ____ to ____
Definition
K2Cr2O7 uses H2SO4 to oxidize
Term
Br-R2 + R-C≡C-
Definition
R-C≡C-R2
Term
Diene H-X addn
Definition

1,2 Addn

1, 4 addn product both produced

Term
Epoxide + Acid
Definition
Trans Glycol
Term
Epoxide + OsO4
Definition
Cis Glycol
Term
Epoxide Formation
Definition

Use CH3CHOOOH

 

3 oxygens (per)

Term
A down equitorial is equal is CIS to
Definition
An up axial
Term
EtO- + Alkyl halide
Definition
Ether
Term
2 EtOH + (H2SO4 140º C)
Definition

Alc. dehydration

 

ether formation

Term
R-MgBr + Ketone
Definition

R

R-C-O-MgBr

R

 

 

bolded from ketone

Term
[image]
Definition
[image]
Term
Producing Epoxides requires what solvent
Definition
-OtBu
Term
In the more stable molecule, more or less heat is released when burned
Definition
LESS
Term
[image]
Definition
[image]
Term
[image]
Definition
[image]
Term
[image]
Definition
1. OsO4, NMMO
Term
[image]
Definition
[image]
Term
[image]
Definition

[image]

notice trans conformation in final product

Term
[image]
Definition
[image]
Term
what produces triple bond anion
Definition
NaNH2
Term
What cyclopentane reactant keeps cis groups cis and trans groups trans
Definition
CH2I2, ZnCu
Term
What makes a molecule more basic?
Definition

Less electroneg groups because they are more likely to give away electrons.

so CH3NH2 better base than CH3OH

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