ORG.CHEM.WILEYPLUSNEXTGEN.W/LLTEXT+STDY.
4th Edition
ISBN: 9781119832638
Author: Klein
Publisher: WILEY
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Chapter 3, Problem 75IP
Interpretation Introduction
Interpretation:
The drastic change in
Concept introduction:
The conjugate base having resonance will have greater stability as compared to conjugate base having single anion. Because of the resonance, conjugate base will get resonance stabilization.
To Explain: the drastic change in
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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 3 Solutions
ORG.CHEM.WILEYPLUSNEXTGEN.W/LLTEXT+STDY.
Ch. 3.2 - Prob. 1LTSCh. 3.2 - Prob. 1PTSCh. 3.3 - Prob. 2LTSCh. 3.3 - Prob. 4PTSCh. 3.3 - Prob. 5ATSCh. 3.3 - Prob. 6ATSCh. 3.3 - Prob. 3LTSCh. 3.3 - Prob. 7PTSCh. 3.4 - Prob. 5LTSCh. 3.4 - Prob. 13PTS
Ch. 3.4 - Prob. 6LTSCh. 3.4 - Prob. 15PTSCh. 3.4 - Prob. 16ATSCh. 3.4 - Prob. 17ATSCh. 3.4 - Prob. 7LTSCh. 3.4 - Prob. 18PTSCh. 3.4 - Prob. 19PTSCh. 3.4 - Prob. 8LTSCh. 3.4 - Prob. 23PTSCh. 3.4 - Prob. 24PTSCh. 3.4 - Prob. 25ATSCh. 3.4 - Prob. 26ATSCh. 3.10 - Prob. 13LTSCh. 3 - Prob. 37PPCh. 3 - Prob. 38PPCh. 3 - Prob. 39PPCh. 3 - Prob. 40PPCh. 3 - Prob. 41PPCh. 3 - Prob. 42PPCh. 3 - Prob. 44PPCh. 3 - Prob. 45PPCh. 3 - Prob. 46PPCh. 3 - Prob. 47PPCh. 3 - Prob. 48PPCh. 3 - Prob. 49PPCh. 3 - Prob. 50PPCh. 3 - Prob. 51PPCh. 3 - Prob. 52PPCh. 3 - Prob. 64IPCh. 3 - Prob. 66IPCh. 3 - Prob. 67IPCh. 3 - Prob. 71IPCh. 3 - Prob. 72IPCh. 3 - Prob. 73IPCh. 3 - Prob. 74IPCh. 3 - Prob. 75IPCh. 3 - Prob. 76IP
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