Chapter2: Crystallization
Section: Chapter Questions
Problem 3Q
Related questions
Question
Predict the product(s) of the following halohydrin
![U.JJ g Ui pi
then what would be the percent yield of your reaction?
If your product before recrystallization had a mp of 184-188°C and after recrystal
it had a mp of 176-186°C, what would you do? Why?
What would be the percent error of your product's mp if you determined
laboratory that it had a mp of 185-187°C?
V.
vi.
3) Predict the product(s) of the following halohydrin reactions:
NBS
NBS
H20, A
H20, A
4) IR can be a great tool to provide evidence that your reaction worked.
i.
What bonds and corresponding stretching frequencies should be present in the
that are not in the starting material?
What bonds and corresponding stretching frequencies should be present in the
material that are not in the product?
ii.
5) What are the expected [M]* ion m/e values for the compounds listed in Question 1 a
6) If the IR of your product looks like the IR shown below, what would it mean?
INFRARED SPECTRUM](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F45c089ae-b8c5-4cae-b769-e96ebddc1369%2F31acf379-0c05-4cf7-9cc5-976fab473379%2F17gnt5p_processed.jpeg&w=3840&q=75)
Transcribed Image Text:U.JJ g Ui pi
then what would be the percent yield of your reaction?
If your product before recrystallization had a mp of 184-188°C and after recrystal
it had a mp of 176-186°C, what would you do? Why?
What would be the percent error of your product's mp if you determined
laboratory that it had a mp of 185-187°C?
V.
vi.
3) Predict the product(s) of the following halohydrin reactions:
NBS
NBS
H20, A
H20, A
4) IR can be a great tool to provide evidence that your reaction worked.
i.
What bonds and corresponding stretching frequencies should be present in the
that are not in the starting material?
What bonds and corresponding stretching frequencies should be present in the
material that are not in the product?
ii.
5) What are the expected [M]* ion m/e values for the compounds listed in Question 1 a
6) If the IR of your product looks like the IR shown below, what would it mean?
INFRARED SPECTRUM
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