Using 'H NMR data of both your product and the starting material (p-toluic acid), supports the formation of 4-bromomethylbenzoic acid. Hint: use chemical shift arn
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- Attached is the NMR of 1-indanone (top), 3,4 dimethoxybenzaldehyde (middle), and the product of the reaction (bottom). Based on the spectra, did the reaction work to obtain a pure, final condensation product? How do you know?My work has shown me that the answer could be something similar to what answer b and c say, I want to completely make sure I am understanding this problem with correct work thou, so please show every step to the retrosynthetic analysis and help me to know the correct answer!I'm about to have an organic chemistry test tomorrow and I don't fully understand the purpose of Mass Spectrometry. Can you please explain why it is used, is the molecule destroyed after (unlike IR spec), and any other useful details? I understand that IR spec is for identifying functional groups and together with NMR we can predict a likely compound.Where does mass spec come into play?Thank you!
- 1.Explain why pyridine ( Kb=2.3x10-9) is a much stronger base than pyrrole (Kb=2.5x10-14), 2.Explain and illustrate, why it is difficult to perfom Friedel-Craft reactions on unactivated pyridine.Examine the 1H NMR spectrum of sesamin attached a. In the TABLE directly below the structure of sesamin shown here, assign 1H NMR peak ppm values to the equivalent sets of NON-AROMATIC hydrogensIf the Flurine has peak around 4 ppm but in product the proton NMR shows that it is no peak, is the product successfully made? Why?
- Show the retrosynthetic analysis and foreward reaction of the following compounds. Please draw out the structures too.Synthesis of hydrobenzoin acetonide: Sketch the proton NMR spectrum you would expect from a racemic mixture of the product. Identify all peaks and label the structure accordingly. HINT: Make sure to show appropriate chemical shift, splitting and integration.In addition to the issue raised in prelab Q3, 2,3-dihydrofuran and styrene will also give give two additional major products – what is their relationship, and will this matter when you look at the NMR?