Organic Chemistry Reagents Exam Questions with Correct Solution.

Organic Chemistry Reagents Exam Questions
with Correct Solution


Epoxidation Alkene --> Epoxide
Same side of DB = same side of ring




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1NaOH 2H₂O




3Peroxyacetic Acid (RC(=O)OOH) 4HCl




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Organic Chemistry Reagents Solution
Exam Questions with Correct



conc. H₂SO₄, heat E1
Alcohol --> Alkene
regioselective - more substituted double
bond stereoselective - trans(E)>cis(Z)
Rearrangement around tertiary alcohol

, HCl Sn1
Alcohol --> Alkyl halide
regioselective - tertiary alcohol



HBr (3) Sn1/Sn2:
Alcohol --> Alkyl halide
Sn1- secondary and tertiary, Sn2 -
primary Free Radical:
Alkene --> alkyl bromide
markovnikov
HBr Addition:
Alkyne --> alkene
markovnikov, anti-addition



SOCl₂, base Sn2
Alcohol --> Alkyl chloride
primary and secondary alcohols



PBr₃ Sn2
Alcohol --> alkyl bromide
primary and secondary alcohol



Na₂Cr₂O₇ or CrO₃, H₂SO₄ ** oxidation
alcohol --> carbonyl
produces carboxylic acid in the presence of water when
primary

H₂CrO₄ oxidation
alcohol --> carbonyl
produces carboxylic acid in the presence of water when
primary

PCC or PDC, CH₂Cl₂ oxidation
alcohol --> carbonyl


HIO₄ oxidation
alcohol (2) --> carbonyl (2)
*alcohol must be in syn



Br₂ w/ heat, light free radical
alkane --> alkyl bromide
regioselective for tertiary hydrogen