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Organic final
study for the ochem final fall semester
24
Organic Chemistry
Undergraduate 2
12/11/2010

Additional Organic Chemistry Flashcards

 


 

Cards

Term
EtONa, EtOH
Definition
used for the formation of a double bond on the most substituted carbon
Term
t-BuOK, t-BuOH
Definition
bulky base puts the double bond on the least substituted carbon
Term
strong acid like H3O+ and H2SO4
Definition
dehydrate and put the carbocation or the double bond on the most stable carbon
Term
Br2,CCl4
Definition
creates a vic dihalide syn addition
Term
NaNH2
Definition
adds a bond to forcing of a leaving group
Term
PCl5,-POCl3
Definition
this adds 2 chlorines to a carbon with a double bonded oxygen
Term

3 equiv. NaNH2

 

minerol oil, heat, HA

Definition
Makes a triple bond
Term
NaNH2, liq. NH3
Definition
removes a H from a terminal alkyne
Term
H2,Pd, Ni, or Pt
Definition
turns alkyne, alkene into alkane
Term
Ni2B(P-2)
Definition
turns alkyne into alkene
Term
H-X
Definition
the H goes to the least substituted carbon, while the carbocation forms at the other and the X is added
Term

(1)Hg(OAc)2/THF-H2O

(2)NaBH4,OH-

Definition

Oxymercuration, Demercuration

 

puts a alcohol group on the most substituted alcohol

Term

(1)BH3;THF

(2)H2O2,HO-

Definition
puts the alcohol on the least substituted carbon
Term
Br2
Definition
adds to opposite carbons
Term

(1)OsO4,Pyridine

(2)NaHSO3/H2O

Definition
adds alcohols in a syn addition
Term

(1)KMnO4,OH-

(2)H2O,cold

Definition
adds alcohols in a syn addition
Term

(1)O3,CH2Cl2, -78

(2) Me2S

Definition
cleaves an alkene and puts a double bonded oxygen on the spot of cleavage
Term
HBr, ROOR
Definition
leaving group in the anti-Markovnikov place
Term
HBr, no peroxides
Definition
Puts a leaving group in the Markovnikov addition
Term
HBr, HCl, PBr3,SOCl2
Definition
remove the poor leaving group...OH...and add a good leaving group
Term
Ms, Ts, Tf
Definition
removes a hydrogen from the alcohol to make it a good leaving group
Term
MCPBA
Definition
makes an epoxide
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