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From

An Undergraduate Experiment Using Microwave-Assisted Synthesis of Metalloporphyrins: Characterization and Spectroscopic Investigations

Shaikha S. Al Neyadi, Ahmed Alzamly, Abdullah Al-Hemyari, Ibrahim M. Tahir, Saeed Al-Meqbali, M. A. Ali Ahmad, Muna Bufaroosha

World Journal of Chemical Education. 2019, 7(1), 26-32 doi:10.12691/wjce-7-1-4
  • Scheme 1. Microwave-assisted synthesis of 5, 10, 15, 20-tetraphenylmetalloporphyrins
  • Figure 1. 1H NMR spectra of free H2TPP in CDCl3 at 298 K
  • Figure 2. 1H NMR spectra of (a) free H2TPP, (b) bismuth (III) complexe of H2TPP (3a), (c) Nickel (II) complexe of H2TPP (3b), (d) zinc (II) complexe of H2TPP (3c) in CDCl3 at 298 K
  • Figure 3. IR spectra of (a) bismuth (III) complexe of H2TPP (3a); (b) Nickel (II) complexe of H2TPP (3b); (c) zinc (II) complexe of H2TPP (3c); (d) free H2TPP
  • Figure 4. Absorption spectra of: (a) free H2TPP; (b) bismuth (III) complexe of H2TPP; (c) Nickel (II) complexe of H2TPP, (d) zinc (II) complexe of H2TPP in CH2Cl2 in 1x10-6 M with in insert the enlargement of Q region between 480-720 nm