Jan
  • Member for 7 years, 5 months
  • Last seen more than a month ago
  • Hesse, Germany
1 answers
6 votes
8k views
1 bookmarks
Is there a consensus how to report coupling patterns greater than quartets?
1 answers
9 votes
530 views
1 bookmarks
On the mechanism of the nitrogen-removal step of the Wharton olefin synthesis
1 answers
4 votes
501 views
1 bookmarks
Safest way to conduct a reaction with bromine under reflux conditions
0 answers
3 votes
1k views
Why is the bond angle of sulphur dioxide close to 120°, not 90°?
1 answers
16 votes
6k views
2 bookmarks
By what mechanism do acids deprotect primary silyl ethers?
1 answers
7 votes
557 views
What does the molecular orbital scheme of beryllium chloride and hydride look like?
1 answers
3 votes
738 views
What changes does zinc chloride undergo when ‘fusing’ on an atomic level? How does this influence reactivity?
2 answers
16 votes
1k views
2 bookmarks
Is the triplet state of the cyclopentadienyl cation really aromatic?
1 answers
16 votes
569 views
4 bookmarks
Why is an energy cost associated with splitting the HOMO spins in singlet oxygen?
2 answers
10 votes
151 views
1 bookmarks
Is there a single MO that represents the π system of a Möbius aromatic system? If so, what does it look like?
3 answers
17 votes
4k views
5 bookmarks
Where does the label ‘Dq’ to denote the field split in coordination compounds come from?
1 answers
7 votes
333 views
On the oxyacids of +III pnictogens and +IV chalcogens
1 answers
8 votes
2k views
The electron configuration and electron density distribution in singlet oxygen
3 answers
8 votes
910 views
1 bookmarks
Does the synthesis of beta-keto phosphonates from esters have a name?
2 answers
24 votes
2k views
4 bookmarks
Which is the currently accepted mechanism of a Wittig reaction?
1 answers
3 votes
856 views
How to distinguish diastereomers of unsaturated ketones by NMR?
1 answers
25 votes
2k views
8 bookmarks
When can a molecule be considered freely rotating at room temperature?
1 answers
12 votes
347 views
3 bookmarks
What is the structure of trifluoromethanesulfonic acid in the gas phase?
1 answers
13 votes
2k views
5 bookmarks
What are point groups and the benefits of using them?
3 answers
21 votes
10k views
13 bookmarks
Why is manganese(II) coloured although the transition should be spin-forbidden?
1 answers
11 votes
285 views
1 bookmarks
Which electronic effects are responsible for the reduction of nucleophilicity of a hydroxy group orthogonal to an ester?
2 answers
6 votes
974 views
2 bookmarks
How is the configuration of an ester enolate double bond assigned according to CIP?
3 answers
10 votes
417 views
Historically, how was the connection between NMR peaks and hydrogen atoms made?
1 answers
4 votes
1k views
How to explain two NMR spectra of the (allegedly) same compound with slightly different shifts?
1 answers
3 votes
223 views
How would I name O-methylations on sugars while retaining the sugar’s common name?
1 answers
4 votes
208 views
Is there an established procedure for titanium tetrachloride titration?
1 answers
5 votes
2k views
1 bookmarks
Where does the name ‘aliphatic’ come from?
2 answers
13 votes
3k views
1 bookmarks
How is the Felkin-Anh model of stereoinduction correctly explained with MO theory?
0 answers
4 votes
818 views
Is the para-position of anisoles more reactive than ortho in electrophilic substitutions?
1 answers
16 votes
439 views
2 bookmarks
Why do some solvents bubble more than others when boiling?