Zobrazeno 1 - 10
of 22 839
pro vyhledávání: '"spectrophotometric"'
Publikováno v:
BMC Chemistry, Vol 18, Iss 1, Pp 1-16 (2024)
Abstract The Food and Drug Administration (FDA) authorized the administration of ritonavir (RIT)-boosted nirmatrelvir (NMV) on May 25, 2023, for the treatment of mild to moderate COVID-19 in patients who are at high risk of developing severe COVID-19
Externí odkaz:
https://doaj.org/article/5cdeb2ed14ff40c3a1ae1db90deb5b8b
Publikováno v:
BMC Chemistry, Vol 18, Iss 1, Pp 1-10 (2024)
Abstract Herein, a novel UV spectrophotometric method coupled with chemometric tools was developed for the simultaneous determination of three fluoroquinolone antibiotics: ciprofloxacin, lomefloxacin, and enrofloxacin. Such integration of UV spectros
Externí odkaz:
https://doaj.org/article/b80b5342785543ba84ba7a75a72db83a
Publikováno v:
Chemistry of Inorganic Materials, Vol 4, Iss , Pp 100081- (2024)
o-Hydroxyphenylthiourea (HPTU) undergoes oxidative dimerization to form a yellow-colored disulfide in the presence of Iridium(III), a process significantly enhanced by the activator 1,10-phenanthroline. This catalytic oxidation was monitored spectrop
Externí odkaz:
https://doaj.org/article/76f2b85850a84d3da1911e97f3025a5c
Autor:
A. Sunil, JK Kiran Kumar
Publikováno v:
Results in Chemistry, Vol 12, Iss , Pp 101881- (2024)
1,2-hydroxyphenylthiourea(HPTU) undergoes auto-oxidation to form an yellow colored dimer. The process of auto-oxidation is enhanced by the presence of trace quantities of transition metal ions and transition metal complexes that act as catalysts. In
Externí odkaz:
https://doaj.org/article/540ab385ff0444f4b77a3796bea7de9e
Publikováno v:
Results in Chemistry, Vol 12, Iss , Pp 101899- (2024)
This study evaluates the analysis of Mirabegron (MIR) and Solifenacin (SOL), widely used for treating overactive bladder (OAB), using two direct UPLC and spectrophotometric techniques. These methods were developed to be environmentally friendly, util
Externí odkaz:
https://doaj.org/article/fd046f157f464de4802f3a1f2d79310e
Publikováno v:
Chemical Physics Impact, Vol 9, Iss , Pp 100694- (2024)
Herein we describe 2-chloroimidazo[1,2-a]pyridine-appended Schiff base and chalcone conjugates, exploring their synthetic, spectrophotometric, biological, and computational aspects. UV–visible study revealed that scaffolds VIc and VIIIa exhibit bat
Externí odkaz:
https://doaj.org/article/0da4504fd8d34d32a63d46b8f17c42fd
Autor:
Arwa Alharbi, Abdullah A.A. Sari, Ali H. Alessa, Razan M. Snari, Hatun H. Alsharief, Ibrahim S.S. Alatawi, E.F.M. El-Zaidia, Nashwa M. El-Metwaly
Publikováno v:
Chemical Engineering Journal Advances, Vol 20, Iss , Pp 100675- (2024)
The widespread occurrence of copper in water presents serious health hazards, requiring improvement of a method to monitor and remove copper ions in the field. In this study, a fresh approach is introduced that incorporates Cellulose Nanomaterials (C
Externí odkaz:
https://doaj.org/article/e33a3321bfea4c2d9a12040943841ee2
Publikováno v:
Baghdad Science Journal, Vol 21, Iss 11 (2024)
Based on the catalytic response between hydrogen peroxide and dichlorophenolindophenol, a spectrophotometric method was developed to estimate adrenaline hydrochloride (ADR), Salbutamol sulfate (sal), and dopamine hydrochloride (DOPA) in pharmaceutica
Externí odkaz:
https://doaj.org/article/34315b8a0ed54b36bfe1028e0e0de240
Autor:
Abdelghani Mahmoudi, Ann Van Schepdael
Publikováno v:
Chemistry Journal of Moldova: General, Industrial and Ecological Chemistry, Vol 19, Iss 1, Pp 37-46 (2024)
New spectrophotometric methods have been developed for the determination of josamycin in pure and dosage forms based on charge transfer reactions. Method-A was based on the complexation reaction of 1,2-naphthoquinone-4-sulphonate with josamycin. Comp
Externí odkaz:
https://doaj.org/article/82ec646782fb4164971851123894371a
Publikováno v:
Поволжская археология, Vol 2, Iss 48, Pp 61-67 (2024)
The article presents the geometric size and shapes of cast-iron pots which were found at the Salovka I settlement in the Upper Sura region. Also the paper reflects the results of studies of one of the fragments of a cast-iron pots, repair plate and s
Externí odkaz:
https://doaj.org/article/184a57ba4dca412f86272c7a0e51f6d9