Highly sensitive determination of theophylline based on graphene quantum dots modified electrode

MR Ganjali, Z Dourandish, H Beitollahi, S Tajik… - International Journal of …, 2018 - Elsevier
In this study we introduce a novel modification for the surface of screen-printed electrode
(SPE) by graphene quantum dot (GQD) in order to be used in the determination and …

[PDF][PDF] Nanoscale synthesis of metal (II) theophylline complexes and assessment of their biological activity

AH Ismail, HK Al-Bairmani, ZS Abbas… - Nano Biomed …, 2020 - researchgate.net
Three nanocomplexes of Cu (II), Co (II), and Ni (II) with theophylline were synthesized by
ultrasonic sonication method. This method was used to produce smaller and narrow …

Synthesis, crystal structure, hirshfeld surface analysis, spectral and quantum chemical studies of pharmaceutical cocrystals of a bronchodilator drug (Theophylline)

LM Novena, S Athimoolam, R Anitha… - Journal of Molecular …, 2022 - Elsevier
Abstract Co-crystals of Theophylline Resorcinol monohydrate (THR) and Theophylline
Pyrogallol monohydrate (THPY) have been crystallized and their molecular structures were …

[HTML][HTML] Dichloro-bis (theophylline)-copper (II) complex: Characterization of the physicochemical, computational pharmacokinetics, molecular docking, and cytotoxicity …

JG de Oliveira Neto, JR Viana, MVS Júnior… - Polyhedron, 2024 - Elsevier
Abstract A dichloro-bis (theophylline)-copper (II) complex, named [Cu (theo) 2 Cl 2], was
synthesized, with the aim to characterize its physicochemical and pharmacological …

[HTML][HTML] Synthesis, characterisation, crystal structure and biological activity of metal (II) complexes with theophylline

M Gacki, K Kafarska, A Pietrzak… - Journal of Saudi …, 2019 - Elsevier
Three metal complexes with empirical formulae [Mn (theop) 2 (H 2 O) 4](1),[Co (theop) 2 (H
2 O) 4](2),[Ni (theop) 2 (H 2 O) 4](3),(where: theop= theophylline) were synthesized and …

Polymorphism in Chloride Salt of m-Nitroaniline: Structural, Spectroscopic, Thermal, Molecular Docking, Biological, and Quantum Chemical Computational …

S Thangarasu, V Siva, S Kannan… - Polycyclic Aromatic …, 2023 - Taylor & Francis
The crystal structure of the compound 3-nitroanilinium chloride (3NAC) has been
successfully obtained using the solvent evaporation solution growth method. The structural …

DFT analysis and molecular docking studies of the cocrystals of sulfathiazole-theophylline and sulfathiazole-sulfanilamide

YS Mary, YS Mary - Polycyclic Aromatic Compounds, 2022 - Taylor & Francis
Cocrystals are of immense applications in crystal engineering and pharmaceutical
chemistry. Sulfathiazole is found to form cocrystals with theophylline (S1) and sulfanilamide …

Miscibility and solubility of caffeine and theophylline in hydroxypropyl methylcellulose

E Leyk, M Wesolowski - Pharmaceutics, 2021 - mdpi.com
As amorphization may improve the solubility and bioavailability of a drug substance, the aim
of this work was to assess to what extent the crystallinity of caffeine (CAF) and theophylline …

Structural, vibrational, quantum chemical calculations, thermal and antimicrobial studies on nitrate salt of 3-nitroaniline

S Thangarasu, V Siva, S Asath Bahadur… - Optical and Quantum …, 2021 - Springer
In this work, 3-nitroanilinium nitrate (3NAN) has been synthesized and crystallized
successfully by solution growth combined with solvent evaporation technique. 3NAN …

Investigating the role of water molecules and its impact on the properties of hydrated vasodilator and anti-asthmatic theophylline agent

D Romani, SA Brandán - Computational and Theoretical Chemistry, 2024 - Elsevier
Theoretical structures of anhydrous (A), mono (M), di (D) and trihydrate (T) species of
bronchodilator theophylline agent have been studied by using hybrid B3LYP/6–311++ G …