CHEM239Asum11_Quiz-3 - 2. (a) Rank the amines in each set...

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Chem239A Summer, 2011 Quiz#3 Prof. Sasaki ______________________________________________________________________ 1. Describe procedures for preparing each of the following compounds, using ethanol as the source of all their carbon atoms. Once you prepare a compound, you need not repeat its synthesis in a subsequent part of this problem. (a) Ethylamine (d) N,N-diethylacetamide (b) N-Ethylacetamide (e) Triethylamine (c) Diethylamine (f) Tetraethylammonium bromide
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Unformatted text preview: 2. (a) Rank the amines in each set in order of increasing basicity. (i) NH 2 NH 2 H N A B C most basic least basic (ii) N H N N H A B C most basic least basic (iii) N N H N H N H A B C most basic least basic 3.The structure of guanidine is shown below. Guanidine C H 2 N NH 2 NH (a) Circle the most basic nitrogen in the structure of guanidine above. (b) Briefly explain why guanidine is a much stronger base than simple amines such as methylamine....
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This note was uploaded on 01/19/2012 for the course CHEM 239 taught by Professor Sasaki during the Summer '06 term at University of Washington.

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