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6 votes

Efficient absorption techniques for oxygen gas

In a standard catalyst bed for an inert atmosphere glovebox, pure metal isn't used to remove $\mathrm{O_{2}}$ from the atmosphere. Instead, a high surface area dispersion of copper oxide on alumina or ...
legolizard's user avatar
6 votes

Mechanism of cyclic ether formation from alcohol

Per your request Bromocresol: Because the reaction is acid-catalyzed, both alcohol 1 and the product, tetrahydropyran 5, must have the same molecular formula $\ce{C14H18O}$ and the same degree of ...
user55119's user avatar
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4 votes
Accepted

A curly arrow can only have its tail starting from a double bond or lone pair?

This is not true in a carbocation rearrangement. Draw the electron movement for, let us say, an iso-butyl cation rearranging to a tert-butyl one. The electron pair that moves starts and ends as a ...
Oscar Lanzi's user avatar
  • 58.5k
4 votes
Accepted

3,3'-methylimino-di-propionic acid diethyl ester, to 1-Methyl-4-piperidone, via an Intermediate

This is a good question but there are few similar kind in CSE web base (see here and here for examples). However, it did not catch our reviewers' attention because of the unique nature on its starting ...
Mathew Mahindaratne's user avatar
2 votes

Frequency to induce nitrogen inversion

The inversion frequency depends on the vibrational energy level, and the shape of the potential which has the form of a double well with a 'hill' in between The lowest transition has a gap of $0.7935\,...
porphyrin's user avatar
  • 30.6k
1 vote
Accepted

Mechanism of Jones oxidation

The Name Reactions webpage gives acceptable mechanism to Jones Reaction, which is an organic reaction used to oxidize organic alcohols using chromic trioxide $(\ce{CrO3})$. in the presence of acid (...
Mathew Mahindaratne's user avatar
1 vote

Leaving group ability vs Stability of Transition state for determining rate of E2 elimination reaction

The transition state you are comparing isn't the actual transition state. They are the original molecules themselves. The 'stability of transition state' you are referring to is used to decide the ...
JackSparrow's user avatar

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