Analytical Chemistry Department Publications 2019

Fawzia A. Ibrahim, Amina M. El-Brashy, Mohamed I. El-Awady and Nora. A. Abdallah. Development of a validated spectrofluorimetric method for assay of sotalol hydrochloride in tablets and human plasma: application for stability-indicating studies. Open Chemistry, 2019, 17, pp. 64-74. https://doi.org/10.1515/chem-2019-0008

Dina El Sherbiny and Mary E. K. Wahba. Studying drug-drug interaction through chromatographic analysis of two mixtures offering antimicrobial synergism. Journal of Chromatography B, 2019, 1104, Pages 1-10. https://doi.org/10.1016/j.jchromb.2018.10.024

M.I.Walash, F .Belal, M. Fathy, S. Zayed, H. Borg. Simultaneous HPLC determination of alfuzosin, tamsulosin and vardenafil in human plasma and pharmaceutical formulations using time programmed fluorescence detection. Annales Pharmaceutiques Françaises, 2019, 77, Pages 28-37. https://doi.org/10.1016/j.pharma.2018.08.003

F.A. Ibrahim, M.E. Fathy, H.M. Elmansi. Highly sensitive spectrofluorimetric method for rapid determination of orciprenaline in biological fluids and pharmaceuticals. Luminescence, 2019, 34, p. 77-83. https://doi.org/10.1002/bio.3579

Samah Abo El Abass Mohamed, Mohamed I. El-Awady. Spectrofluorimetric investigation with green analytical procedures for estimation of bambuterol and terbutaline: Application to pharmaceutical dosage forms and content uniformity testing. Luminescence, 2019, 34, p. 70-76. https://doi.org/10.1002/bio.3578

Heba Elmansi, Jenny Jeehan Nasr, Azza H. Rageh, Mohamed I. El-Awady, Ghada S. Hassan, Hatem A. Abdel-Aziz & Fathalla Belal. Assessment of lipophilicity of newly synthesized celecoxib analogues using reversed-phase HPLC. BMC Chemistry, 2019, 13, 84. https://doi.org/10.1186/s13065-019-0607-6

Asmaa Kamal EL-DEEN, Kuniyoshi SHIMIZU. Application of D-Limonene as a Bio-based Solvent in Low Density-Dispersive Liquid–Liquid Microextraction of Acidic Drugs from Aqueous Samples. Analytical Sciences, 2019, 35, Pages 1385-1391. https://doi.org/10.2116/analsci.19P360

Ibraam E. Mikhail, Masoomeh Tehranirokh, Andrew A. Gooley, Rosanne M. Guijt, and Michael C. Breadmore. In-Syringe Electrokinetic Ampholytes Focusing Coupled with Electrospray Ionization Mass Spectrometry. Analytical Chemistry, 2019, 91, 8259–8266. https://doi.org/10.1021/acs.analchem.9b00942

Fawzia Ibrahim, Mohie K Sharaf El-Din, Asmaa Kamal El-Deen, Kuniyoshi Shimizu. A New HPLC-DAD Method for the Concurrent Determination of Hydroquinone, Hydrocortisone Acetate and Tretinoin in Different Pharmaceuticals for Melasma Treatment. Journal of Chromatographic Science, 2019, 57, Pages 495–501. https://doi.org/10.1093/chromsci/bmz020

Fawzia A. Ibrahim, Amina M. El-Brashy, Mohamed I. El-Awady, Nora A. Abdallah. Assessment of the greenness of spectrophotometric and micellar liquid chromatographic methods using two approaches: Application to pharmaceutical analysis of hydrochlorothiazide and telmisartan. Microchemical Journal, 2019, 148, Pages 197-205. https://doi.org/10.1016/j.microc.2019.04.058

Fawzia A. Ibrahim, Heba Elmansi, and Mona E. Fathy. Green RP-HPLC method for simultaneous determination of moxifloxacin combinations: Investigation of the greenness for the proposed method. Microchemical Journal, 2019, 148, Pages 151-161. https://doi.org/10.1016/j.microc.2019.04.074

F. A. Ibrahim, H. M. Elmansi, S. A. El Abass. A versatile HPLC method with an isocratic single mobile phase system for simultaneous determination of anti-glaucoma formulations containing timolol. Annales Pharmaceutiques Françaises, 2019, 77, Pages 302-312. https://doi.org/10.1016/j.pharma.2019.02.005

Rania El-Shaheny. Utility of a green fluorone-based turn-off fluorescence probe for submicromolar determination and stability testing of two macrolides. Insights into reaction thermodynamics, quenching mechanism, and identification of the oxidative degradation products by ESI+-MS. Microchemical Journal, 2019, 147, Pages 1192-1202. https://doi.org/10.1016/j.microc.2019.04.037

Mahmoud H. El-Maghrabey et al., Detection of hydrogen sulfide in water samples with 2-(4-hydroxyphenyl)-4,5-di(2-pyridyl)imidazole-copper(II) complex using environmentally green microplate fluorescence assay method. Analytica Chimica Acta, 2019, 1057, 123-131. https://doi.org/10.1016/j.aca.2019.01.006

Fathalla Belal, Mohamed Walash, Mona Fathy, Sahar Zayed, Hadeer Borg. Sensitive analysis of five alpha blockers in dosage forms and human plasma by field amplified sample injection combined with micellar electrokinetic chromatography. Microchemical Journal, 2019, 146, 1173-1180. https://doi.org/10.1016/j.microc.2019.02.047

Aya Barseem, Hytham Ahmed, Yasser El-Shabrawy, Fathalla Belal. The use of SDS micelles as additive to increase fluorescence analysis of sitagliptin and saxagliptin derivatives in their tablets and human plasma. Microchemical Journal, 2019, 146, 20-24. https://doi.org/10.1016/j.microc.2018.12.054

Shereen Shalan and Jenny Jeehan Nasr. Simultaneous evaluation of losartan and amlodipine besylate using second-derivative synchronous spectrofluorimetric technique and liquid chromatography with time-programmed fluorimetric detection. R. Soc. open sci, 2019, 6, 190310. https://doi.org/10.1098/rsos.190310

Mohamed I. Walash and Samah Abo EL Abass Mohamed. ORCID logo Two RP-HPLC assay methods with different chromatographic approaches for the simultaneous estimation of bambuterol and its main degradation product, terbutaline. Analytical Methods, 2019, 11, 1680-1688. DOI: https://pubs.rsc.org/en/content/articlelanding/2019/ay/c9ay00123a

Heba Elmansi, Fathalla Belal. Development of an Eco-friendly HPLC method for the simultaneous determination of three benzodiazepines using green mobile phase. Microchemical Journal, 2019, 145, 330-336. https://doi.org/10.1016/j.microc.2018.10.059

Mona E. Fathy, Mohamed I. El-Awady, Fathalla Belal. Simultaneous determination of metolazone and losartan in their combined tablets using synchronous fluorescence spectroscopy. Luminescence, 2019, 34, p. 607-614. https://doi.org/10.1002/bio.3646

Moustapha Eid Moustapha, Rania Mohamed El-Gamal & Fathalla Fathalla Belal Two novel UPLC methods utilizing two different analytical columns and different detection approaches for the simultaneous analysis of velpatasvir and sofosbuvir: application to their co-formulated tablet. BMC Chemistry 2019, 13, 118. https://doi.org/10.1186/s13065-019-0635-2

Mohammed Idaan Hassan Al Majidi, Rania El-Shaheny, Yasser El-Shabrawy, Mahmoud El-Maghrabey. Screening and greenness profiling of oxidative-coupling and electrophilic aromatic substitution reactions for determination of three phenolic drugs. Microchemical Journal, 2019, 149, 104051. https://doi.org/10.1016/j.microc.2019.104051

M.I. Walash, S. A. El Abass Mohamed. Green analytical chromatographic assay method for quantitation of cyclobenzaprine in tablets, spiked human urine and in-vitro dissolution test. Annales Pharmaceutiques Françaises, 2019, 77, 418-425. https://doi.org/10.1016/j.pharma.2019.06.004
Fawzia A. Ibrahim, Medhat A. Al‑Ghobashy, Ibrahim F. Abo‑Elmagd. Energy‑efficient carbon‑doped titanium dioxide nanoparticles: synthesis, characterization, and catalytic properties under visible LED irradiation for degradation of gemifoxacin. SN Applied Sciences (2019) 1:631. https://link.springer.com/article/10.1007/s42452-019-0644-8