Found 9617 Results / Page 103 of 481
2020 / Journal of Asian Natural Products Research
A new sesquiterpene pyridine alkaloid (1), along with four known compounds (2-5), were isolated from the stems and leaves of… Continue reading One new sesquiterpene pyridine alkaloid from the stems and leaves of Euonymus fortunei
2020 / Chirality, Volume32, Issue5 May 2020 Pages 588-593
Axial chirality in N ,N ‐dimethylaminopyridines as well as N ,N ‐dipropylaminopyridines bearing an internal carboxy group were evaluated based… Continue reading Axial chirality in biaryl N ,N ‐dialkylaminopyridine derivatives bearing an internal carboxy group
2020 / Science Direct, Fitoterapia Volume 143, June 2020, 104551
Five new alkaloids (1–5), including three new aporphine alkaloids and two new phenanthrene alkaloids, together with 10 known compounds (6–15)… Continue reading Aporphine and phenanthrene alkaloids with antioxidant activity from the roots of Stephania tetrandra
2020 / Biophysical Journal ARTICLE | VOLUME 118, ISSUE 7, P1665-1678, APRIL 07, 2020
We have developed a computational method of atomistically refining the structural ensemble of intrinsically disordered peptides (IDPs) facilitated by experimental… Continue reading Molecular Dynamics Ensemble Refinement of Intrinsically Disordered Peptides According to Deconvoluted Spectra from Circular Dichroism
2020 / Cold Spring Harbor Laboratory - Preprint
The dependence of the host on the interaction of hundreds of extracellular proteins with the cell surface glycosaminoglycan heparan sulphate… Continue reading SARS-CoV-2 Spike S1 Receptor Binding Domain undergoes Conformational Change upon Interaction with Low Molecular Weight Heparins
2018 / The Journal of Supercritical Fluids Volume 136, June 2018, Pages 37-43
Hops-extract–ethanol solutions were contacted counter-currently with dense CO2 in a 0.22 m column at temperatures of (313.2–353.2) K, pressures of (5.0–12.0) MPa, at… Continue reading Fractionation of hops-extract–ethanol solutions using dense CO2 with a counter-current extraction column
2016 / Science Direct
Vapor-liquid distribution coefficients (K) of hops extract in high pressure CO2 and ethanol mixture solvents were measured with a flow… Continue reading Vapor-liquid distribution coefficients of hops extract in high pressure CO2 and ethanol mixtures and data correlation with entropy-based solubility parameters
2020 / The Journal of Physical Chemistry B
Raman and Raman Optical Activity (ROA), IR and Vibrational Circular Dichroism (VCD) spectra of (R)- and (S)-pantolactone have been recorded… Continue reading Solvent Effects and Aggregation Phenomena Studied by Vibrational Optical Activity and Molecular Dynamics: The Case of Pantolactone
2013 / Journal of Pharmaceutical Analysis
Pramipexole belongs to a class of nonergot dopamine agonist recently approved for the treatment of early and advanced Parkinson’s disease. A validated specific stability… Continue reading Establishment of inherent stability of pramipexole and development of validated stability indicating LC–UV and LC–MS method
2010 / Journal of Separation Science
Gas‐diffusion microextraction (GDME) is an innovative technique that combines the advantages of membrane‐aided gas‐diffusion with microextraction concepts. GDME makes uses… Continue reading Gas‐diffusion microextraction
2011 / Talanta
A fully automated multipumping flow system (MPFS) using water-soluble CdTe quantum dots (QD) as sensitizers is proposed for the chemiluminometric… Continue reading Cadmium telluride nanocrystals as luminescent sensitizers in flow analysis
2011 / International Journal of PharmTech Research
A simple, fast, and precise reverse phase, isocratic HPLC method was developed for the separation and quantification of olmesartan medoxomil,… Continue reading Simultaneous Quantitation of Olmesartanmedoxomil, Amlodipine besylate andHydrochlorothiazide in Pharmaceuticaldosage form by using HPLC
2008 / Journal of Separation Science
Ascorbic acid (AA), also known as vitamin C, is a very popular skin‐whitening agent used in cosmetics. However, the use… Continue reading Environmentally friendly LC for the simultaneous determination of ascorbic acid and its derivatives in skin‐whitening cosmetics
2006 / Current Drug Delivery
The purpose of this research is to evaluate the suitability of lecithin organogels containing aceclofenac for topical application. The present… Continue reading Topical Delivery of Aceclofenac from Lecithin Organogels: Preformulation Study
2014 / International Journal of Pharmacy and Pharmaceutical Sciences
Objective: The objective of the present work was to develop and validate a simple, fast, precise, selective and accurate RP-HPLC… Continue reading SIMULTANEOUS ESTIMATION OF LOSARTAN, HYDROCHLOROTHIAZIDE AND ATENOLOL FROM SOLID DOSAGE FORM BY RP-HPLC
2014 / Polymer Degradation and Stability
Commercial alkali lignin (CL) and lignin extracted from almond shells by organosolv process (OL) were used for the preparation of… Continue reading Physicochemical properties of PLA lignin blends
2016 / Journal of Chromatography A
Cu(II) complexed amino acid ionic liquid, Cu(II)-[1-butyl-3-methylimidazolium][L-Pro] (Cu(II)-[BMIm][L-Pro]), was successfully adopted as chiral ligand to improve the enantioseparation efficiency in… Continue reading Development of a high speed counter-current chromatography system with Cu(II)-chiral ionic liquid complexes and hydroxypropyl-β-cyclodextrin as dual chiral selectors for enantioseparation of naringenin
2014 / Revista Brasileira de Farmacognosia
The water hyacinth (Eichhornia crassipes (Mart.) Solms, Pontederiaceae) is considered as one of the most productive plants on earth, and… Continue reading Eichhornia crassipes: an advantageous source of shikimic acid
2016 / Medicinal Chemistry Research
The novel series of phenylisoxazol phenoxy 2-methylpropanoic acid derivatives were synthesized and evaluated for their in vivo hypolipidemic activity by… Continue reading Synthesis of some novel substituted phenylisoxazol phenoxy 2-methylpropanoic acids and there in vivo hypolipidemic activity
2011 / Analyst
A simple and stability-indicating reverse phase high performance liquid chromatographic (RP-HPLC) method was developed and validated for the determination of… Continue reading Development of a simple and stability-indicating RP-HPLC method for determining olanzapine and related impurities generated in the preparative process
