CHEM 232- Reagent Cabinet List
Exam Questions and Answers
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Tollens Reagent - CORRECT ANSWER-NH4 aldehydes to carboxylic acids
Friedel-Crafts Alkylation - CORRECT ANSWER-Adds R group to Benzene;
Beware rearrangements on carbocation
Friedel-Crafts Acylation - CORRECT ANSWER-Ketone on benzene with acyl
chloride
Hydroboration-Oxidation - CORRECT ANSWER-H2O2 NaOH; Anti-
Markovnikov, concerted SYN-Addition; Adds OH to alkene
Hydration of Alkenes - CORRECT ANSWER-Adds C=O bond at END or least
substituted; Anti markovnikov
Bromination - CORRECT ANSWER-Heat; Alkane to alkyl halide
Halogenation - CORRECT ANSWER-1 equiv: alkyne->alkene or alkene ->
alkane; Anti Addition; 2 equiv: alkyne to alkane
Halohydrin Synthesis - CORRECT ANSWER-Leads to epoxidation with HOH or
ROH; AntiAddition; X on least substituted (regiospecific)
, Grignard Reagents - CORRECT ANSWER-C(-) Nucleophile; Only react with
Carbonyls and epoxides (Sn2); STRONG BASE; C=O to C-OH; 1-2 carbonyl
addition
Activation of Alcohols via Sulfonyl Chlorides - CORRECT ANSWER-ClMs and
ClTs; No inversion
Jones Reagent - CORRECT ANSWER-CrO3, H2SO4, H2O; Primary alcohol to
carboxylic acid; Secondary alcohol to ketone
PCC - CORRECT ANSWER-HCl and Pyridine; Primary alcohol to aldehyde;
Secondary alcohol to ketone
Benzene halogenation - CORRECT ANSWER-FeBr3 and FeCl3
Hydrogenation - CORRECT ANSWER-Alkenes/Alkynes to Pt0; SYN; Alkenes-
Pt0, pb(OAc)2, quinoline; Cis Alkene; Of Benzene Ring: Ni, Heat, high pressure
H2; Benzylic Position: H2 Pd/C
Syn-Dihydroxylation - CORRECT ANSWER-With OsO4 Stoichiometric
Dehydration - CORRECT ANSWER-With Heat
Hydration - CORRECT ANSWER-With H2O; Markovnikov
Alkene Isomerization - CORRECT ANSWER-To form most stable alkene
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED
Exam Questions and Answers
100% PASS
Tollens Reagent - CORRECT ANSWER-NH4 aldehydes to carboxylic acids
Friedel-Crafts Alkylation - CORRECT ANSWER-Adds R group to Benzene;
Beware rearrangements on carbocation
Friedel-Crafts Acylation - CORRECT ANSWER-Ketone on benzene with acyl
chloride
Hydroboration-Oxidation - CORRECT ANSWER-H2O2 NaOH; Anti-
Markovnikov, concerted SYN-Addition; Adds OH to alkene
Hydration of Alkenes - CORRECT ANSWER-Adds C=O bond at END or least
substituted; Anti markovnikov
Bromination - CORRECT ANSWER-Heat; Alkane to alkyl halide
Halogenation - CORRECT ANSWER-1 equiv: alkyne->alkene or alkene ->
alkane; Anti Addition; 2 equiv: alkyne to alkane
Halohydrin Synthesis - CORRECT ANSWER-Leads to epoxidation with HOH or
ROH; AntiAddition; X on least substituted (regiospecific)
, Grignard Reagents - CORRECT ANSWER-C(-) Nucleophile; Only react with
Carbonyls and epoxides (Sn2); STRONG BASE; C=O to C-OH; 1-2 carbonyl
addition
Activation of Alcohols via Sulfonyl Chlorides - CORRECT ANSWER-ClMs and
ClTs; No inversion
Jones Reagent - CORRECT ANSWER-CrO3, H2SO4, H2O; Primary alcohol to
carboxylic acid; Secondary alcohol to ketone
PCC - CORRECT ANSWER-HCl and Pyridine; Primary alcohol to aldehyde;
Secondary alcohol to ketone
Benzene halogenation - CORRECT ANSWER-FeBr3 and FeCl3
Hydrogenation - CORRECT ANSWER-Alkenes/Alkynes to Pt0; SYN; Alkenes-
Pt0, pb(OAc)2, quinoline; Cis Alkene; Of Benzene Ring: Ni, Heat, high pressure
H2; Benzylic Position: H2 Pd/C
Syn-Dihydroxylation - CORRECT ANSWER-With OsO4 Stoichiometric
Dehydration - CORRECT ANSWER-With Heat
Hydration - CORRECT ANSWER-With H2O; Markovnikov
Alkene Isomerization - CORRECT ANSWER-To form most stable alkene
COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED
