Alexander Henn

3 Questions 5 Answers 0 Followers

Questions related from Alexander Henn

H NMR and HSQC not agreeing?

Hello! My HSQC and H-NMR spectra are not agreeing about the intensity of certain signals. One peak in HSQC is much weaker than in my H-NMR spectra (same sample), and there are no peaks in front...

26 January 2022 1,445 0 View

What happens to the NaOH in phenol-formaldehyde adhesives?

Hopefully this is not a stupid question, but I have problems finding information about this. This question is especially targeted for adhesives. A relatively large amount of NaOH is needed to...

01 January 1970 9,486 8 View

How does the solubility of a leaving group affect the reaction rate?

Will a medium that dissolves the leaving group be beneficial for high reaction rates? E.g. would it be good to use alkaline water as a medium where Cl acts as a leaving group, or would acetone be...

01 January 1970 1,371 3 View