Organic Chemistry
12th Edition
ISBN: 9781118875766
Author: T. W. Graham Solomons, Craig B. Fryhle, Scott A. Snyder
Publisher: WILEY
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Chapter 10, Problem 14PP
Practice Problem 10.14
Show how the following compounds could be synthesized from phenylacetylene
(a) 1-phenylpropyne,
(b) 1-phenyl-1-butyne,
(c)(Z)-1-phenylpropene, and
(d)(E)-1-phenylpropene.
Begin each synthesis by writing a retrosynthetic analysis.
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Using your reaction roadmap as a guide, show how to convert 1-butanol and ethanol into racemic 2-ethoxy-1-butanol. You must use 1-butanol and ethanol as the source of
all carbon atoms in the ether product.
(1)
(2)
(3)
OH
(4)
2-ethoxy-1-butanol
(racemic)
OH
Suggest reagents and experimental conditions for each step in this synthesis.
From the choices provided, suggest appropriate reagents for each step. More than one reagent may be necessary. Use the minimum number of steps possible. Enter your
answer as a letter, or a series of letters, in the order necessary to bring about the steps shown.
Reagents:
OH
(c) ethylene oxide
(a) (CH3)3CO¯K+, THF (d) H₂SO4, H₂O
(b) OsO4, H₂O2
Br
OH
+
(9) H₂ SO4 (anhydrous) Na, NH3 (1)
(k) NBS, heat
(e) m-chloroperoxybenzoic acid
(mCPBA)
(f) pyridinium chlorochromate) PBr3
(PCC)
(h) NaOH
(N-bromosuccinimide)
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Chapter 10 Solutions
Organic Chemistry
Ch. 10 - Prob. 1PPCh. 10 - Prob. 2PPCh. 10 - Practice Problem 10.3 How would the molecular ion...Ch. 10 - Prob. 4PPCh. 10 - Prob. 5PPCh. 10 - Prob. 6PPCh. 10 - Practice Problem 10.7 Chlorination reactions of...Ch. 10 - Prob. 8PPCh. 10 - Prob. 9PPCh. 10 - Prob. 10PP
Ch. 10 - Prob. 11PPCh. 10 - Practice Problem 10.12 Benzylic radicals, due to...Ch. 10 - Prob. 13PPCh. 10 - Practice Problem 10.14 Show how the following...Ch. 10 - Prob. 15PPCh. 10 - Prob. 16PPCh. 10 - Prob. 17PPCh. 10 - Prob. 18PCh. 10 - Explain the relative distribution of produces...Ch. 10 - 10.20 Which of the following compounds can be...Ch. 10 - Prob. 21PCh. 10 - Prob. 22PCh. 10 - Prob. 23PCh. 10 - Prob. 24PCh. 10 - 10.25 List in order of decreasing stability all of...Ch. 10 - Prob. 26PCh. 10 - Prob. 27PCh. 10 - Prob. 28PCh. 10 - Starting with the compound or compounds indicated...Ch. 10 - Prob. 30PCh. 10 - 10.31 Synthesize each of the following compounds...Ch. 10 - Synthesize each of die following compounds by...Ch. 10 - Prob. 33PCh. 10 - Prob. 34PCh. 10 - Prob. 36PCh. 10 - The halogen atom of an alkyl halide can be...Ch. 10 - Prob. 38PCh. 10 - Prob. 39PCh. 10 - Write a mechanism for the following reaction.Ch. 10 - 10.41 Hydrogen peroxide and ferrous sulfate react...Ch. 10 - Prob. 42PCh. 10 - If one were to try to draw the simplest Lewis...Ch. 10 - Prob. 1LGPCh. 10 - 2. (a) Propose a synthesis of 2-methoxypropene...
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