EBK ORGANIC CHEMISTRY
7th Edition
ISBN: 9780133556186
Author: Bruice
Publisher: VST
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Textbook Question
Chapter 11.1, Problem 1P
Why are NH3 and CH3NH2 no longer nucleophiles when they are protonated?
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Please help with number 6 I got a negative number could that be right?
1,4-Dimethyl-1,3-cyclohexadiene can undergo 1,2- or 1,4-addition with hydrogen halides. (a) 1,2-Addition i. Draw the carbocation intermediate(s) formed during the 1,2-addition of hydrobromic acid to 1,4-dimethyl-1,3-cyclohexadiene. ii. What is the major 1,2-addition product formed during the reaction in (i)? (b) 1,4-Addition i. Draw the carbocation intermediate(s) formed during the 1,4-addition of hydrobromic acid to 1,4-dimethyl-1,3-cyclohexadiene. ii. What is the major 1,4-addition product formed from the reaction in (i)? (c) What is the kinetic product from the reaction of one mole of hydrobromic acid with 1,4-dimethyl-1,3-cyclohexadiene? Explain your reasoning. (d) What is the thermodynamic product from the reaction of one mole of hydrobro-mic acid with 1,4-dimethyl-1,3-cyclohexadiene? Explain your reasoning. (e) What major product will result when 1,4-dimethyl-1,3-cyclohexadiene is treated with one mole of hydrobromic acid at - 78 deg * C ? Explain your reasoning.
Give the product of the bimolecular elimination from each of the isomeric halogenated compounds.
Reaction A
Reaction B.
КОВ
CH₂
HotBu
+B+
ко
HOIBU
+Br+
Templates More
QQQ
Select Cv Templates More
Cras
QQQ
One of these compounds undergoes elimination 50x faster than the other. Which one and why?
Reaction A because the conformation needed for elimination places the phenyl groups and to each other
Reaction A because the conformation needed for elimination places the phenyl groups gauche to each other.
◇ Reaction B because the conformation needed for elimination places the phenyl groups gach to each other.
Reaction B because the conformation needed for elimination places the phenyl groups anti to each other.
Chapter 11 Solutions
EBK ORGANIC CHEMISTRY
Ch. 11.1 - Why are NH3 and CH3NH2 no longer nucleophiles when...Ch. 11.1 - Prob. 2PCh. 11.1 - Prob. 5PCh. 11.2 - Prob. 7PCh. 11.3 - Prob. 9PCh. 11.3 - Show how 1-propanol can be converted into the...Ch. 11.4 - Which of the following alcohols dehydrates the...Ch. 11.4 - Prob. 12PCh. 11.4 - Prob. 13PCh. 11.4 - Propose a mechanism for each of the following...
Ch. 11.4 - Draw the product of each of the following...Ch. 11.4 - Explain why the following alcohols, when heated...Ch. 11.4 - What stereoisomers are formed in the following...Ch. 11.4 - Prob. 18PCh. 11.4 - What alcohol would you treat with phosphorus...Ch. 11.5 - Prob. 20PCh. 11.6 - Prob. 22PCh. 11.7 - Prob. 24PCh. 11.7 - Would you expect the reactivity of a five-membered...Ch. 11.7 - Prob. 26PCh. 11.7 - What products are obtained from the reaction of...Ch. 11.7 - Prob. 28PCh. 11.7 - Prob. 29PCh. 11.7 - Prob. 30PCh. 11.8 - Prob. 31PCh. 11.8 - Prob. 32PCh. 11.8 - How do the major products obtained from...Ch. 11.8 - Explain why the two arene oxides in Problem 38...Ch. 11.8 - Three arene oxides can be obtained from...Ch. 11.9 - Explain why the half-life (the time it takes for...Ch. 11.10 - Prob. 38PCh. 11.10 - Prob. 39PCh. 11.10 - Prob. 40PCh. 11.10 - Prob. 41PCh. 11.10 - Prob. 42PCh. 11.11 - Using an alkyl halide and a thiol as starting...Ch. 11.11 - The following three nitrogen mustards were studied...Ch. 11.11 - Why is melphalan a good cancer drug?Ch. 11.11 - Prob. 47PCh. 11 - Prob. 48PCh. 11 - Which compound is more likely to be carcinogenic?Ch. 11 - Prob. 50PCh. 11 - Prob. 51PCh. 11 - Write the appropriate reagent over each arrow.Ch. 11 - What alkenes would you expect to be obtained from...Ch. 11 - Prob. 54PCh. 11 - When heated with H2SO4, both...Ch. 11 - What is the major product obtained from the...Ch. 11 - When deuterated phenanthrene oxide undergoes a...Ch. 11 - An unknown alcohol with a molecular formula of...Ch. 11 - Prob. 59PCh. 11 - Prob. 60PCh. 11 - Propose a mechanism for the following reaction:Ch. 11 - What product would be formed if the four-membered...Ch. 11 - Which of the following ethers would be obtained in...Ch. 11 - Using the given starting material any necessary...Ch. 11 - Prob. 65PCh. 11 - When 3-methyl-2-butanol is heated with...Ch. 11 - Propose a mechanism for each of the following...Ch. 11 - How could you synthesize isopropyl propyl ether,...Ch. 11 - When the following seven-membered ring alcohol is...Ch. 11 - Ethylene oxide reacts readily with HO because of...Ch. 11 - Prob. 71PCh. 11 - Propose a mechanism for each of the following...Ch. 11 - Explain why the acid-catalyzed dehydration of an...Ch. 11 - Triethylene glycol is one of the products obtained...Ch. 11 - Prob. 75PCh. 11 - Prob. 76PCh. 11 - When ethyl ether is heated with excess HI for...Ch. 11 - Propose a mechanism for the following reaction:Ch. 11 - Prob. 79PCh. 11 - An ion with a positively charged nitrogen atom in...Ch. 11 - Propose a mechanism for each of the following...Ch. 11 - Prob. 82PCh. 11 - The following reaction takes place several times...Ch. 11 - A vicinal diol has OH groups on adjacent carbons....Ch. 11 - Prob. 85PCh. 11 - Prob. 86PCh. 11 - Two stereoisomers are obtained from the reaction...Ch. 11 - Propose a mechanism for each or the following...Ch. 11 - Triethylenemelamine (TEM) is an antitumor agent....
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