These practice questions will test you on some aldehyde/ketone terminology, as well as your understanding of the Wittig reaction, the formation of imines/enamines, acetals/hemiacetals, and more. Quiz count: 67 Click…
Read more…compound, you’ll still have an achiral compound. 7. Using the single swap rule for determining R/S when #4 is not in front. The single swap rule is also helpful for…
Read more…above section covers 90% of the proton transfer mechanisms you’re likely to see. But for completeness we should round out the discussion with some examples of proton transfers under neutral…
Read more…. They’re separable compounds, with different melting and boiling points. You can buy each of them separately from Aldrich. This wouldn’t be possible if there was free rotation about the…
Read more…example: Since we’re on the topic of benzene, it’s natural to wonder how well the pi bonds in aromatic systems (like benzene) compare in reactivity to the pi bonds in…
Read more…has come to be known as the “gauche” conformation – gauche meaning, “awkward”. The gauche interaction comes up in the chair form of cyclohexane. [Note 3]. A methyl group in…
Read more…around each carbon. (Yes, it’s possible to mess this up, as Khan Academy sometimes does [see post: Common Mistakes: Drawing Tetrahedral Carbons] ) Keep two substituents in the plane of…
Read more…for example, a reaction that selectively reacts with alkynes in the presence of alkenes. Regioselective reactions are selective for the formation of one constitutional isomer over another – for example,…
Read more…are some of the simpler examples from above. The more complex ones I’ll cover in the notes below. Click to Flip I’ll handle some of the more complicated cases of…
Read more…visualize certain characteristics. Two molecules that are superimposable are the same molecule! Complicating the depiction of molecules more complex than methane is the existence of free rotation about the carbon-carbon…
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