Organic Chemistry II |
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Professor Carl C. Wamser |
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Chem 335 - Winter Term |
Pre-Quiz 16 |
(must be done in D2L before Mon., Feb. 20, 8:30 am)
1. Another name for tert-butyl methyl ether would be
a) 1-methoxybutane
b) 2-methoxybutane
* c) 2-methoxy-2-methylpropane
d) 2-methoxy-2,2-dimethylpropane
2. 18-crown-6 is a polycyclic ether with
a) 18 carbons and 6 oxygens
b) 6 carbons and 18 oxygens
* c) 12 carbons and 6 oxygens
d) 6 carbons and 12 oxygens
3. An effective Williamson ether synthesis for tert-butyl benzyl ether would use
a) sodium phenoxide + tert-butyl bromide
b) sodium benzyloxide + tert-butyl bromide
c) sodium tert-butoxide + bromobenzene
* d) sodium tert-butoxide + benzyl bromide
4. Addition of water to the epoxide made from cyclopentene will give
a) cyclopentanol
b) 1,1-cyclopentanediol
c) cis-1,2-cyclopentanediol
* d) trans-1,2-cyclopentanediol
5. The trimethyl sulfonium cation can be prepared from dimethyl sulfide plus
* a) methyl iodide
b) methanol
c) dimethyl ether
d) ethylene oxide