The floral phytochemistry of Tapinanthus ophiodes (Sprague) Danser remains poorly documented despite interest in the genus Tapinanthus as a source of plant-derived compounds. This study examined the phytochemical profile and in vitro antioxidant properties of its flowers. Flowers...
Open access
Research Article10.9734/irjpac/2026/v27i61045
Groundwater is the primary source of drinking water in arid and semi-arid regions, especially in sub-Saharan Africa. This study aimed to assess groundwater’s contribution to the daily intake of macronutrients (Ca, Mg, Na, and K) and to evaluate health risks associated with nitrat...
Open access
Research Article10.9734/irjpac/2026/v27i61044
Energy consumption in batch distillation is affected by the final ethanol concentration when the daily volume of collected product is fixed. This study evaluated an Excel-based material and energy balance for the production of 10 L day⁻¹ of Cornelian cherry (Cornus mas L.) distil...
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Research Article10.9734/irjpac/2026/v27i61043
Background: The phytochemical composition of Combretum paniculatum Vent. leaves remains insufficiently documented, particularly regarding functional-group characteristics and tentative metabolite assignments. Aim: This study aimed to characterise a 70% ethanolic leaf extract usin...
Open access
Research Article10.9734/irjpac/2026/v27i61042
David Bado, Alphonsine Ramde-Tiendrebeogo, Nabèrè Ouattara, Mathieu Nitiéma, Tata Kadiatou Traoré, Abdoul Gilchrist Laurent Boly, Vincent Rouamba, Moussa Compaoré, Noufou Ouedraogo, Martin Kiendrebeogo & Innocent Pierre Guissou·International Research Journal of Pure and Applied Chemistry·2026
The leaves of Capparis sepiaria and Maerua angolensis are consumed by some populations in Burkina Faso and are traditionally associated with gastrointestinal uses. This study evaluated the anti-ulcer and analgesic activities of aqueous leaf extracts of both plants in mice. Gastro...
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Research Article10.9734/irjpac/2026/v27i61041
In this study, the structural and electronic properties, as well as the chemical reactivity, of the Schiff base hydrazone 1-(2'-hydroxybenzylidene)-5-(1'-pyridylethylidene)carbonohydrazone were comprehensively investigated using density functional theory (DFT) at the B3LYP/6-311G...
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Research Article10.9734/irjpac/2026/v27i51040
Responding to the growing demand for sustainable industrial chemicals, research is advancing towards the sustainable supply of novel feedstocks for surfactant production. This study evaluated the ethoxylation and optimisation of Palm Kernel Oil (PKO) and Jatropha oil as bio-based...
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Research Article10.9734/irjpac/2026/v27i51039
This study evaluated the adsorption and corrosion-inhibitive properties of expired and unexpired Benzhexol for mild steel in 1.0 M HCl using weight-loss measurements, potentiodynamic polarisation, scanning electron microscopy, and thermodynamic analysis. The weight-loss results s...
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Research Article10.9734/irjpac/2026/v27i51037
Solvent composition can markedly influence the kinetics and mechanism of ester hydrolysis by altering solvent polarity, dielectric properties, ionic solvation, and transition-state stabilisation. Ethyl pyruvate is an α-keto ester whose alkaline hydrolysis provides a suitable syst...
Open access
Research Article10.9734/irjpac/2026/v27i51038
Coal remains an important component of the electricity system of Bosnia and Herzegovina, while the country is simultaneously undergoing a gradual energy transition toward lower-carbon technologies. This study evaluates the quality of coal from major mining areas in Tuzla Canton u...
Open access
Research Article10.9734/irjpac/2026/v27i51036