Post-lab Question #1: While both NaBH4 and LiAlH4 can both be used toreduce ketones and aldehydes,...

80.2K

Verified Solution

Question

Chemistry

Post-lab Question #1: While both NaBH4 and LiAlH4 can both beused toreduce ketones and aldehydes, the procedure that youfollowed in lab wouldnot result in the fluorenol product if NaBH4were simply replaced with LiAlH4. a) Explain why. b) What change tothe procedure would have to be made to use LiAlH4 tosuccessfullyreduce fluorenone to fluorenol?
Post-lab Question #2: NaBH4 is not capable of reducing esterssince estersare less reactive than ketones. Explain structurallywhy this is the case.
Post-lab Question #3: In lab, NaBH4 was kept in a dessicator toavoidprolonged contact with water in the atmosphere. This is donesince waterwill react with NaBH4. Write the balanced equation forthe decomposition of NaBH4 by water.
Post-lab Question #4: It is found that a bottle of NaBH4 in alab contains 70% NaBH4 by mass as a significant portion has reactedwith atmosphericwater as described in question 3 above. What is theminimum that astudent should weigh out to fully reduce 3.18 g offluorenone?

Answer & Explanation Solved by verified expert

3.7 Ratings (640 Votes)

1However the most convenient and least expensive is probablysodium borohydride NaBH4 This reagent does not require very dryreagents and solvents like the very useful but much more reactiveLiAlH4 does In fact NaBH4 may be See Answer

Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:

Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!

Become a Member