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Past Exam for CHEM 247 - PRIN ORGANIC CHEM II with Glynn at Maryland (UMD)

Exam Information

Material Type:Exam 1
Professor:Glynn
Class:CHEM 247 - PRIN ORGANIC CHEM II
Subject:Chemistry
University:University of Maryland
Term:Spring 2001
Keywords:
  • Irrelevant Statements
  • Macromolecules
  • Continuation
  • Substitution
  • Chemical Shift
  • Nmr Spectrum
  • Description
  • Mass Spectrometer
  • Block Diagram
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Sample Document Text

Chemistry 247 Spring 2001 Exam 1 1. ___ _ 2 .. ___ _ 3. ___ _ 4. ___ _ 5. ___ _ 6. ___ _ Total _____ _ Name _______________________ _ Page 1 of 8 1. (25 points) (a) Draw a block diagram for a mass spectrometer (the instrument) label the important components. (b) Provide a short (1-2 sentences) description for the function of each component. Page 2 of 8 2. (25 pts) Below are the IH and 13C NMR for a compound with formula C~H80] Provide a structure that is consistent with these data and assign the peaks in both spectra ;~'O.3 ivt\= 3 H'(\ ~ 1- ~ I I I I I I I I I I I I T 11 10 8 7 5 4 1 HSP-03-6..20 I I I I I I I I I I I :=00 130 160 COS--US-840 Page 3 of 8 3. (25 pts) Provide a structure consistent with the data for C4H9NO ,- r-, .. l()-' "G 11 O~~~.,~~~!j 10 30 i'*"'" \ l+ I -N- -10 50 rn/z S(I I I 7 ? l{ Page ,",of 8 4.( 20 pts). Two infrared spectra are shown. One is the spectrum of cyclohexane and one is the sp...

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