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ochem 51b
ochem
17
Organic Chemistry
Undergraduate 2
03/20/2018

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Term
H2+ Lindlars catalyst to an alkyne
Definition
syn addition of H's to give a CIS (Z)alkene
Term
Na and NH3
Definition
anti addition of H's to form a TRANS ALKENE
Term
Reduction of a polar C-X bond using (1) LiAlH4 +(2) H20
Definition
C-H bond forms ( water donates a hydrogen), replacing C-X
Term
reagents needed to make an alkene an epoxide
Definition
m-CPBA or RCO3H
Term
anti dehydroxylation to an alkene ( addition of 2 hydroxyl groups on opposite sides)
Definition
[1] RCO3H
[2] H2O
Term
syn dehydroxylation to an alkene
Definition
[1] OsO4
[2]NaHSO3, H2O
Term
Oxidation of terminal alkenes
Definition
[1] : O3
[2] : H2O

leads to formation of an aldehyde and a ketone
Term
oxidation of a terminal alkene : R-C----C-H
Definition
[1]O3
[2]H2O

Forms CARBOXYLIC ACID + CO2
Term
Oxidation of primary alcohols with PCC
Definition
forms an aldehyde
Term
first degree alcohol reacting with CrO3 forms -----
Definition
carboxylic acid
Term
second degree alcohols reacting with PCC or CRO3
Definition
forms
Term
asymmetric expoxidation of allylic alcohols ( Alcohols one bond away from a carbon )
Definition
with (-DET epoxide facing up), CH2OH attached to epoxide
Term
oxidation of an internal alkyne
Definition
[1] O3
[2] H2O
Leads to product of 2 CARBOXYLIC ACIDS
Term
reagent to make a double bond from 2 halogens
Definition
-NH2 ( 2 equivalents)
Term
reagents that remove double bond, add a hydrogen, and add a terminal OH
Definition
[1] BH3
[2] (K)OH, H2O
Term
K+ –OC(CH3)3K+ reagent
Definition
cleaves off halogen, adds C=C bond
Term
reaction of NBS + hv with an alkene
Definition
yields allylic substitution with a Br
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