Results 31 to 40 of about 486 (202)

Solubility of 5-nitroisophthalic acid in pseudo-binary mixtures containing water and betaine-based deep eutectic solvents: effect of benzene ring substituents in the benzene carboxylic acid-based compounds on their solubility values [PDF]

open access: yesBMC Chemistry
This work aimed to report the equilibrium solubility of 5-nitroisophthalic acid (5-NIPA) in solvent mixtures of betaine/propylene glycol (Bet/PG) deep eutectic solvent (DES) (1:5 molar ratio) + water, betaine/ethylene glycol (Bet/EG) DES (1:3 molar ratio)
Parisa Jafari   +3 more
doaj   +2 more sources

Determinação do coeficiente de distribuição (Kd) de benzo(a)pireno em solo por isotermas de sorção Determination of the distribution coefficient (kd) of benzo(a)pyrene in soil using sorption isotherms

open access: yesQuímica Nova, 2006
Leaking of diesel oil from gas stations is frequent in Brazil. The presence of polycyclic aromatic hydrocarbons (PAHs), which are highly toxic is an indication of contamination by heavy hydrocarbons from diesel oil. Here were present the determination of
Adriana D'Agostinho, Marlene Flues
doaj   +2 more sources

Budesonide Solubility in 2-Propanol+ Water Mixtures at T = (293.2 to 313.2) K: Experimental Measurement, Thermodynamic Analysis and Mathematical Modeling [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2023
A shake-flask method was used to investigate the solubility and thermodynamic properties of budesonide (BDS) in the temperature scope of 293.2-313.22 K in aqueous mixtures of 2-propanol.
Esmail Mohamadian   +4 more
doaj   +1 more source

1,4-Dioxane cosolvency impacts on trichloroethene dissolution and sorption. [PDF]

open access: yesEnviron Pollut, 2019
Solvent stabilizer 1,4-dioxane, an emerging recalcitrant groundwater contaminant, was commonly added to chlorinated solvents such as trichloroethene (TCE), and the impact of co-disposal on contaminant transport processes remains uncertain.
Milavec J   +3 more
europepmc   +2 more sources

Solubility, Correlation, Dissolution Thermodynamics and Preferential Solvation of Meloxicam in Aqueous Mixtures of 2-Propanol [PDF]

open access: yesPharmaceutical Sciences, 2022
Background: Meloxicam is a powerful analgesic and anti-inflammatory drug widely prescribed by physicians in current therapeutics. Because of the very low aqueous equilibrium solubility of meloxicam, this property has been studied in {2-propanol + water ...
Darío A Tinjacá   +4 more
doaj   +1 more source

Re-Entrant Conformation Transition in Hydrogels

open access: yesGels, 2021
Hydrogels are attractive materials not only for their tremendous applications but also for theoretical studies as they provide macroscopic monitoring of the conformation change of polymer chains.
Oguz Okay
doaj   +1 more source

Solubility Study of Acetylsalicylic Acid in Ethanol + Water Mixtures: Measurement, Mathematical Modeling, and Stability Discussion. [PDF]

open access: yesAAPS PharmSciTech, 2021
Solubility determination of poorly water-soluble drugs is pivotal for formulation scientists when they want to develop a liquid formulation. Performing such a test with different ratios of cosolvents with water is time-consuming and costly.
Nokhodchi A   +8 more
europepmc   +2 more sources

Measurement and Correlation of the Solubility of Florfenicol in Four Binary Solvent Mixtures from T = (278.15 to 318.15) K

open access: yesCrystals, 2022
Florfenicol is an excellent antibiotic and is widely used in animal bacterial diseases. However, its poor water solubility leads to various problems, such as poor absorption and bioavailability.
Xinyuan Zhang   +3 more
doaj   +1 more source

Biodegradable Polymeric Pharmaceutical Nanoemulgel Coloaded with Eucalyptol‐Lornoxicam: Fabrication and Characterizations for Possible Better Pain Management

open access: yesBioMed Research International, Volume 2023, Issue 1, 2023., 2023
Nanoemulgels are considered as potential and ideal drug delivery systems for the transdermal administration of poorly soluble drugs like lornoxicam. Their intrinsic characteristics, such as small globule size as well as excipient type, make transdermal passage of the drug easier.
Muhammad Shafiq   +9 more
wiley   +1 more source

Anisotropic Microgels by Supramolecular Assembly and Precipitation Polymerization of Pyrazole‐Modified Monomers

open access: yesAdvanced Science, Volume 9, Issue 36, December 28, 2022., 2022
Computer simulations predict supramolecular formation of pyrazole‐modified monomers. Based on the simulations, selected monomers are used in the template‐free and facile upscalable precipitation polymerization to obtain anisotropic microgels (from spherical, raspberry‐like to dumbbell‐like).
Frédéric Grabowski   +6 more
wiley   +1 more source

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