Results 1 to 10 of about 7,027 (117)

Sunscreen-Inspired Nano-Pesticide for UV-Shielding and Laccase-Responsive Delivery of Mancozeb With Enhanced Fungicidal Efficacy and Ecological Safety. [PDF]

open access: yesAdv Sci (Weinh)
The sunscreen‐inspired nano‐pesticide, MCB@URFSL, provides UV‐shielding, enhanced rainfastness, and laccase‐responsive delivery for improved fungicidal efficacy and high ecological safety. ABSTRACT Fungicides are a crucial tool for protecting crops and ensuring consistent food supply.
Yan J   +10 more
europepmc   +2 more sources

Associations of Phthalate Metabolites and Bisphenol A Levels with Obesity in Children: The Korean National Environmental Health Survey (KoNEHS) 2015 to 2017 [PDF]

open access: yesEndocrinology and Metabolism, 2022
Background Phthalates and bisphenol A (BPA) are synthetic chemicals widely used in daily life. This study investigated urinary phthalate and BPA levels in Korean children and their associations with obesity. Methods A total of 2,351 children aged 3 to 17
Moon Young Seo   +3 more
doaj   +1 more source

Evaluation of anthropogenic secondary organic aerosol tracers from aromatic hydrocarbons [PDF]

open access: yesAtmospheric Chemistry and Physics, 2017
Products of secondary organic aerosol (SOA) from aromatic volatile organic compounds (VOCs) – 2,3-dihydroxy-4-oxopentanoic acid, dicarboxylic acids, nitromonoaromatics, and furandiones – were evaluated for their potential to serve as anthropogenic SOA ...
I. M. Al-Naiema, E. A. Stone
doaj   +1 more source

Synthesis and Characterization of some New Amic acid and Imides and study the Biological Activity

open access: yesTikrit Journal of Pure Science, 2023
This study includs the synthesis of some new Amic acid and Imides, starting from the esters [S1] of Terephthalic acid which then converted to its hydrazide [S2] then to amic acid derivatives [S3-S7] and finally with imides [S8-S12].
Salwa Abd Al-Satar Jabbar
doaj   +1 more source

Geometry and conformation of benzenecarboxylic acids [PDF]

open access: yesJournal of the Serbian Chemical Society, 2004
The geometry, conformations and energy of mono-, di-, and tri-carboxylic derivatives of benzene were studied by means of the AM1 molecular-orbital method.
Marković Zoran   +2 more
doaj   +1 more source

Historic records of organic compounds from a high Alpine glacier: influences of biomass burning, anthropogenic emissions, and dust transport [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Historic records of α-dicarbonyls (glyoxal, methylglyoxal), carboxylic acids (C6–C12 dicarboxylic acids, pinic acid, p-hydroxybenzoic acid, phthalic acid, 4-methylphthalic acid), and ions (oxalate, formate, calcium) were determined with annual ...
C. Müller-Tautges   +8 more
doaj   +1 more source

Residue-Specific Incorporation of the Non-Canonical Amino Acid Norleucine Improves Lipase Activity on Synthetic Polyesters

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Environmentally friendly functionalization and recycling processes for synthetic polymers have recently gained momentum, and enzymes play a central role in these procedures.
Karolina Haernvall   +21 more
doaj   +1 more source

synthesis of novel n-Substituted phthalimidyl esters and thier applications

open access: yesمجلة بغداد للعلوم, 2006
Research has included preparation of three of n Vthal acids Amec Bmentoj high of interaction vehicles Ortometta and bar aminophenol with phthalic anhydride was withdrawn water and ring closure of acids Alvthal AMEC ...
Baghdad Science Journal
doaj   +1 more source

Synthesis of polyamids from some of the medical drugs after the Insertion of 1,3,4-thiadiazole ring in their composition

open access: yesTikrit Journal of Pure Science, 2023
This search include preparation of polyamids Containing some of the medical drugs, by the polycondensathion method for amino-1,3,4-thiadiazole compounds with dicarboxylic acids (terephthalic acid and phthalic acid) in presence of triphenyl phosphite and
Malath Khalaf Rasheed   +1 more
doaj   +1 more source

Synthesis and evaluation of antimicrobial activity of cyclic imides derived from phthalic and succinic anhydrides

open access: yesResearch in Pharmaceutical Sciences, 2017
Cyclic imides are a group of compounds which have valuable biological properties including cytotoxic, anti-inflammatory, antibacterial and antifungal activities. In this study, succinic and phthalic anhydrides were treated with glycinamide in pyridine to
Elham Jafari   +5 more
doaj   +1 more source

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