CHEM 2220 Midterm: CHEM 2220 Term Test 2 2016
31 Jan 2019
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Chem 2220 - introductory organic chemistry ii - term test 2. This is a 2-hour test, marked out of 50 points total. If more space is required you may use the backs of the exam pages but be sure to indicate that you have done so. A spectroscopic data sheet is attached at the end of the exam. Marks: mechanism (6 marks, mechanism (4 marks, mechanism (4 marks, mechanism (8 marks, reactions and products (22 marks, spectra and structures (6 marks) Page 2 of 9: (6 marks total) when the alkene a was subjected to ozonolysis followed by workup with dimethylsulfide (ch3sch3), a cyclic product c was obtained, (1 mark) Provide a mechanism to explain the following reaction, which occurs in the presence of a catalytic amount of a br nsted acid: (4 marks) when n,n-dimethylaniline is treated with dibromine, a mixture of ortho and para products forms.
