#105 of Aldol Condensation
What would be the major product isolated from the aldol reaction
of acetone (with base) and acetophenone, with a cold water workup
in the second step?
Select one:
a. 4-hydroxy-1-phenyl-1-pentanone
b. 1-phenyl-3-penten-1-one
c. 3-hydroxy-4-methyl-4-phenyl-2-butanone
d. 4-methyl-4-phenyl-3-buten-2-one
e. 4-hydroxy-4-methyl-4-phenyl-2-butanone
#105 of Aldol Condensation What would be the major product isolated from the aldol reaction of acetone (with base) and a...
Predict major product (WITH MECHANISM) of the base-catalyzed aldol condensation with dehydration of: methyl phenyl ketone + 2,2-dimethylpropanal
What is the major organic product obtained from the following reaction? O 1. NaBHA 2. H20 a. 4-hydroxy-2-pentanone b.2-pentanone c. (E)-3-penten-2-ol d.2-pentanol
What is the major organic product obtained from the following reaction? H2 Rh 2-3 atm a. 2-pentanone b. (E)-3-penten-2-ol c. 2-pentanol d. 4-hydroxy-2-pentanone
multiple choise 5 questions answer all please 1.Which of the following compounds is the least reactive in the nucleophilic substitution with NaOH? 2,4-dinitrochlorobenzene m-nitrochlorobenzene o-nitrochlorobenzene 3,5-dinitrochlorobenzene 2.which of the following is the correct ascending order, for boiling points? a. n-butane <1-butane <diethyl ether <2-butanone b. n-butane <2-butanone <diethyl ether <1-butane c. n-butane <diethyl ether <1-butane <2-butanone d. n-butane <diethyl ether <2-butanone <1-butane 3.What is the main product of the reaction between 1-cyclobutyl-1-ethanol and H2SO4 + heat? a. 1-methyl cyclopentene b....
QUESTION 1 Synthesize 3-methyl-1-phenyl-1-butanone from benzoic acid using a Claisen condensation Attach File Browse My Computer Browse Content Collection QUESTION 2 What is the product of ethyl benzoate and ethyl-2-phenylacetate with NaOEU/EtOH followed by acid workup? Attach File Browse My Computer Browse Content Collection QUESTION 3 "Using an enamine, convert acetophenone to 1-phenylbutane-1,3-dione" Attach File Browse My Computer Browse Content Collection QUESTION 4 What's the best base to use for this reaction? NOTE: Reagents are missing. CO2Et EtOK MeOK
QUESTION 3 What is the major organic product obtained from the following reaction? NH2 NOH Η ΝΟΗ NH NHOH a. 1 b.2 C.3 od.4 QUESTION 4 What is the major organic product obtained from the following reaction? 1. NoBH 2. H₂O a. (E)-3-penten-2-ol b. 4-hydroxy-2-pentanone c. 2.pentanone d. 2-pentanol
1. What is the major organic product obtained from the following intramolecular aldol condensation reaction? NaOH, HẠO . 1 b. 2 . 3 d. 4 2. What is the major organic product obtained from the following intramolecular Claisen Condensation (Diepkova ) reaction? مع عمه Baraeenie Product onlained from ( 1. NaOCH2CH3 CH3CH2OH CH3CH30 OCH2CH3 2. H30+ OCH CHE OCH2CH3 مسلسلا سلال OCH2CH3 OCH2CH3
#12 of A,B-unsat Addition What is the major organic product expected from the reaction of methyl 3-phenyl-2-propynoate with one mole equivalent of benzylamine followed by a mild acid workup? Select one: a. methyl 3-phenyl-2-propenoate b. methyl 3-(N-benzylamino)-3-phenyl-2-propenoate c. methyl 2-(N-benzylamino)-3-phenylpropanoate d. ethyl 2-(N-benzylamino)-3-phenylpropenoate e. benzyl alcohol
2. Identify the principal organic product of each of the following reactions: (30 pts) (a) acetic anhydride and 2-pentanol (b) 4-methyl-3-penten-2-one and ammonia in water solution (c) acetophenone (methyl phenyl ketone) and benzaldehyde + KOH in ethanol solvent (d) methyl butanoate and LDA (lithium diisopropylamide) in THF solution, then ethyl iodide (e) butylamine and excess 1-iodobutane (1) acetanilide and LiAIH, in diethyl ether, followed by addition of water.
2. Identify the principal organic product of each of the following reactions: (30 pts) (a) acetic anhydride and 2-pentanol (b) 4-methyl-3-penten-2-one and ammonia in water solution (c) acetophenone (methyl phenyl ketone) and benzaldehyde + KOH in ethanol solvent (d) methyl butanoate and LDA (lithium diisopropylamide) in THF solution, then ethyl iodide (e) butylamine and excess 1-iodobutane (f) acetanilide and LiAlH4 in diethyl ether, followed by addition of water.