I have 2 excercise about determining composition of monomers (%) in the copolymer by H NMR. There are images of excercise. Can anyone help me solve it? Thank you!
Dongkyu Ju
Hello, Hiep.
1H NMR is not a good solution for determination of monomer ratio.
Try 13C NMR, you can take sharply separated Ph and COO peaks.
Good luck.
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Mahmoud Basyouni
Dear Hiep Le Dinh , You can read our research paper about this technique its very easy to calculate the monomer ratio through NMR.
Article Novel bioactive imidazole-containing polymeric surfactants a...
Best regards,
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Josephat Izunobi
May I direct you to the attached publication in J. Chem. Educ?
It contains formulae that you should find helpful. Cheers.
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