In depth investigation of the retention behavior of structurally related β-blockers on RP-HPLC column: Quality by design and quantitative structure-property relationship complementary approaches for optimization and validation.

Autor: Hakiem AFA; Pharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Kafrelsheikh University, Kafrelsheikh 33516, Egypt. Electronic address: ahmed_faried@pharm.kfs.edu.eg., Hamdy AK; Medicinal Chemistry Department, Faculty of Pharmacy, Assiut University, Assiut 71526, Egypt., Ali HRH; Pharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Assiut University, Assiut 71526, Egypt., Gomaa M; Botany and Microbiology Department, Faculty of Science, Assiut University, Assiut 71516, Egypt., Aboraia AS; Medicinal Chemistry Department, Faculty of Pharmacy, Assiut University, Assiut 71526, Egypt.

Publikováno v: Journal of chromatography. B, Analytical technologies in the biomedical and life sciences [J Chromatogr B Analyt Technol Biomed Life Sci] 2021 Mar 01; Vol. 1166, pp. 122549. Date of Electronic Publication: 2021 Jan 20.

One pot fabrication of fluorescein functionalized manganese dioxide for fluorescence "Turn OFF-ON" sensing of hydrogen peroxide in water and cosmetic samples.

Autor: Ali HRH; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Assiut University Assiut 71526 Egypt mohamed.mohamoud@ymail.com., Hassan AI; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Al Azhar University Assiut 71526 Egypt., Hassan YF; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Al Azhar University Assiut 71526 Egypt., El-Wekil MM; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Assiut University Assiut 71526 Egypt mohamed.mohamoud@ymail.com.

Publikováno v: RSC advances [RSC Adv] 2020 May 05; Vol. 10 (30), pp. 17506-17514. Date of Electronic Publication: 2020 May 05 (Print Publication: 2020).

Colorimetric and fluorimetric (dual-mode) nanoprobe for the determination of pyrogallol based on the complexation with copper(II)- and nitrogen-doped carbon dots.

Autor: Ali HRH; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Assiut University, Assiut, 71526, Egypt., Hassan AI; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Al-Azhar University, Assiut, 71526, Egypt., Hassan YF; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Al-Azhar University, Assiut, 71526, Egypt., El-Wekil MM; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Assiut University, Assiut, 71526, Egypt. mohamed.mohamoud@ymail.com.

Publikováno v: Mikrochimica acta [Mikrochim Acta] 2019 Nov 27; Vol. 186 (12), pp. 850. Date of Electronic Publication: 2019 Nov 27.

A single run, rapid polarity switching method for determination of 30 pharmaceuticals and personal care products in waste water using Q-Exactive Orbitrap high resolution accurate mass spectrometry.

Autor: Abou-Elwafa Abdallah M; School of Geography, Earth, and Environmental Sciences, University of Birmingham, Birmingham, B15 2TT, United Kingdom; Department of Analytical Chemistry, Faculty of Pharmacy, Assiut University, 71526 Assiut, Egypt. Electronic address: m.abdallah@bham.ac.uk., Nguyen KH; School of Geography, Earth, and Environmental Sciences, University of Birmingham, Birmingham, B15 2TT, United Kingdom., Ebele AJ; School of Geography, Earth, and Environmental Sciences, University of Birmingham, Birmingham, B15 2TT, United Kingdom., Atia NN; Department of Analytical Chemistry, Faculty of Pharmacy, Assiut University, 71526 Assiut, Egypt., Ali HRH; Department of Analytical Chemistry, Faculty of Pharmacy, Assiut University, 71526 Assiut, Egypt., Harrad S; School of Geography, Earth, and Environmental Sciences, University of Birmingham, Birmingham, B15 2TT, United Kingdom.

Publikováno v: Journal of chromatography. A [J Chromatogr A] 2019 Mar 15; Vol. 1588, pp. 68-76. Date of Electronic Publication: 2018 Dec 21.

A rapid Fourier transform infrared spectroscopic method for analysis of certain proton pump inhibitors in binary and ternary mixtures.

Autor: Khashaba PY; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Assiut University, Egypt; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Deraya University, El-Minya, Egypt., Ali HRH; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Assiut University, Egypt., El-Wekil MM; Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Assiut University, Egypt. Electronic address: mohamedwekil1983@gmail.com.

Publikováno v: Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy [Spectrochim Acta A Mol Biomol Spectrosc] 2018 Feb 05; Vol. 190, pp. 10-14. Date of Electronic Publication: 2017 Sep 05.