Organic Chemistry: Structure and Function
8th Edition
ISBN: 9781319079451
Author: K. Peter C. Vollhardt, Neil E. Schore
Publisher: W. H. Freeman
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Question
Chapter 7, Problem 35P
Interpretation Introduction
Interpretation:
The stereo chemical outcomes should be determined for the given two substitution reactions of (S)-2-bromobutane.
Concept Introduction:
The
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The reaction of (S)-2-bromopentane with potassium cyanide to yield 2-methylpentanenitrile (2-cyanopentane) occurs due to a nucleophilic substitution pathway. The reaction is 100% stereospecific. Please explain what this observation tells about the mechanism of the reaction.
Identify two alkenes that react with HBr to form 1-bromo-1-methylcyclohexane without undergoing a carbocation rearrangement.
Please give the main substitution product for each of the following reactions, and indicate the dominant mechanism:
(a) 1-bromopropane + NaOCH3 →
(b) 3-bromo-3-methylpentane + NaOC2H5 →
Chapter 7 Solutions
Organic Chemistry: Structure and Function
Ch. 7.1 - Prob. 7.1ECh. 7.2 - Prob. 7.2ECh. 7.3 - Prob. 7.3ECh. 7.3 - Prob. 7.5TIYCh. 7.4 - Prob. 7.7TIYCh. 7.5 - Prob. 7.9TIYCh. 7.6 - Prob. 7.10ECh. 7.7 - Prob. 7.11ECh. 7.7 - Prob. 7.12ECh. 7.7 - Prob. 7.13E
Ch. 7.7 - Prob. 7.15TIYCh. 7.8 - Prob. 7.16ECh. 7.8 - Prob. 7.17ECh. 7.9 - Prob. 7.18ECh. 7.9 - Prob. 7.19ECh. 7.9 - Prob. 7.20ECh. 7.9 - Prob. 7.21ECh. 7.9 - Prob. 7.22ECh. 7 - Prob. 25PCh. 7 - Prob. 26PCh. 7 - Prob. 27PCh. 7 - Prob. 28PCh. 7 - Prob. 29PCh. 7 - Prob. 30PCh. 7 - Prob. 31PCh. 7 - Prob. 32PCh. 7 - Prob. 33PCh. 7 - Prob. 34PCh. 7 - Prob. 35PCh. 7 - Prob. 36PCh. 7 - Prob. 37PCh. 7 - Prob. 38PCh. 7 - Prob. 39PCh. 7 - Prob. 40PCh. 7 - Prob. 41PCh. 7 - Prob. 42PCh. 7 - Prob. 43PCh. 7 - Prob. 44PCh. 7 - Prob. 45PCh. 7 - Prob. 46PCh. 7 - Prob. 47PCh. 7 - Prob. 48PCh. 7 - Prob. 49PCh. 7 - Prob. 50PCh. 7 - Prob. 51PCh. 7 - Prob. 52PCh. 7 - Prob. 53PCh. 7 - Prob. 54PCh. 7 - Prob. 55PCh. 7 - Prob. 56PCh. 7 - Prob. 57PCh. 7 - Prob. 58PCh. 7 - Prob. 59PCh. 7 - Prob. 60PCh. 7 - Prob. 61PCh. 7 - Prob. 62PCh. 7 - Prob. 63PCh. 7 - Prob. 64PCh. 7 - Prob. 65PCh. 7 - Prob. 66PCh. 7 - Prob. 67PCh. 7 - Prob. 68PCh. 7 - Prob. 69PCh. 7 - Prob. 70P
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- (b) Consider the reaction of 1-bromobutane with a large excess of ammonia (NH3). Draw the reactants, the transition state, andthe products. Note that the initial product is the salt of an amine (RNH3+ Br - ), which is deprotonated by the excess ammonia to give the amine.arrow_forwardIn the reaction (E) 2-methyl -2,4-hexadiene with hydrogen bromide at room temperature, two isomeric products are isolated. Draw the structures for these isomeric products. Which is the kinetic isomer and which is the thermodynamic isomer.arrow_forwardThe alkene shown undergoes bromination. (a) Draw the product(s) of bromination of this compound, including all expected stereoisomers (if any). Use wedge‑and‑dash bonds to designate the stereochemistry at any chirality centers, and make sure to draw an explicit hydrogen if a chirality center has one. (b) Characterize the starting alkene as having the E or Z configuration. (c) characterize the product(s).arrow_forward
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