143B Exam 1 Key

143B Exam 1 Key - Chemistry 143B Winter, 2010 NAME: Ima Key...

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Exam #1 (1-26-10) Total Points: 100 NAME: Ima Key TA name: ____________________________ USE INK FOR RECORDING ANSWERS (if using pencil, no re-grades will be allowed) 1. (50 points) The following describe the five parts of a synthetic operation. Provide the information as requested: PLANNING: (22 pts.) Fill in the reaction scheme and table of reagents by providing information in the boxes provided. For the reaction, provide structures. For the table, provide appropriate numbers. No calculators may be used. MW: + acetic acid diisopropyl amine Wt: 155 o C mol: mL: density: # equiv: 60 102 60 mL 255 mL 1.0 0.6 ( ) ( ) ( ) ( ) OH O HN N O (4 pts) (4 pts) (4 pts) 60 g 1 1 1.0 153 g 1.5 1.5 1 1 143 143 g 143 mL (1 pt each boxed answer in table) RUN REACTION: The two reagents are mixed neat and heated to 155 o C for one hour. TLC shows the presence of a new component along with starting reagents. The reaction is worked up at
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This note was uploaded on 03/04/2012 for the course CHEM 143b taught by Professor Staff during the Spring '08 term at UCSD.

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143B Exam 1 Key - Chemistry 143B Winter, 2010 NAME: Ima Key...

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