What are the major organic products obtained upon treatment of anisole, PhOCH3, with excess HBr?
a. bromobenzene and methanol
b. phenol and methanol
c. bromobenzene and bromomethane
d. phenol and bromomethane
The answer is d. Phenol and bromomethane will be formed after the reaction. CH3 from the anisole will be broken and this result will be formed.
What are the major organic products obtained upon treatment of anisole, PhOCH3, with excess HBr? a....
Treatment of tetrahydrofuran with excess HBr results in the formation of what major organic product? 1-bromobutane 1,2-dibromobutane O 1,4-dibromobutane O 1-bromopentane 1,5-dibromopentane
Treatment of tetrahydrofuran with excess HBr results in the formation of what major organic product? 1-bromobutane 1,2-dibromobutane O 1,4-dibromobutane O 1-bromopentane 1,5-dibromopentane
ORGANIC CHEMISTRY II PRACTICE QUESTIONS 1. An organic compound "A" with molecular formula ArCl on treatment with NaOH/H. results in "B".Bon treatment with Zinc dust gives an aromatic hydrocarbon "C". On further alkylation with a suitable reagent in the presence of AICI: "D" is obtained. An acid(E) is the final product of oxidation of "D". Identify A,B,C,D and give the complete equations. 2. lllutsrate a synthetic route for the preparation of p-bromoaniline from Benzene. 3. Convert Benzene to Bromobenzene (through...
1.1 What is the major product formed upon treatment of (R) 1-bromo-4-methylhexane with sodium cyanide? Draw the structure of your selection. a.(R) 1-cyano-4-methylhexane b.(S) 1-cyano-4-methylhexane c.(R) 4-methyl-1-hexene d.(S) 4-methyl-1-hexene 1.2 What is the major product formed upon treatment of (R) 2-bromohexane with sodium cyanide? Draw the structure of your selection a.(R) 2-cyanohexane b.(S)2-cyanohexane c. 1-hexene d. 2-hexene 1.3 Select the major organic product obtained from the following reaction 1.4 Select the major organic product obtained from the following reaction 1.5...
Predict the organic starting material needed to prepare the following geminal dibromide upon treatment with excess hydrobromic acid. Note: The shown product is the onlyregioisomer formed in this reaction. Br Br HBr Hас. "сH,
Methoxy benzene (anisole) reacts with a mixture of FeBr3 and Br2 and the major products obtained are ortho- and para-substituted. Draw the 3 major and minor products of the reaction and use resonance structures of the carbocation intermediate to explain why ortho and para substitution occur in preference to the meta-substitution.
Please provide a detailed mechanims of 10-14 10. What is the major organic product obtained from the following reaction? HOCH CHHCOH OH X | | . ANSWER: C 11. What is the major organic product obtained from the following reaction? لالالالا | | و له ANSWER: 12. Which of the following alkenes is most likely to undergo rearrangement upon acid-catalyzed hydration (treatment with aqueous H2SO4)? ا . |b 2 .3 و ANSWER: D 14. What is the major organic product...
17.What i s the major organic product obtained from the following reaction? H2 Pd b. 2 d. 4 18 What is the major organic product obtained from the following reaction? Br Br Br b. 2 c. 3 d. 4 19. What is the major organic product obtained from the following reaction? Hs H3C Br Br Br HBr Br peroxides a. 1 b. 2 c. 3
Select the LULUI question (3 points each). 1. What are the major organic products obtained from the following reaction? N-bromosuccinimide ~ nemocrats - Br a. 1 and 2 b. 3 and 4 c. 1 and 3 d. 2 and 4 2. What is the major organic product obtained from the following reaction? HBE Br peroxides a. 1 b.2 c. 3 0.4 3. What is the major organic product obtained from the following reaction? and t he b.2 6,3 4 Which...
Predict the major products of bromination of the following compounds a) Toluene c) Nitrobenzene b) Bromobenzene d) Anisole c) Acetophenone