Results 81 to 90 of about 11,918 (214)

Diethyl 2,6-Dimethyl-4-(naphthalen-1-yl)-1,4-Dihydropyridine-3,5-Dicarboxylate [PDF]

open access: yes, 2016
In the title compound, C23H25NO4, the 1,4-dihydropyridine ring adopts a flattened boat conformation. The naphthalene ring system forms a dihedral angle of 88.59 (6)° with the pyridine ring.
Noor Shahina Begum, ., Prasad, N.L.
core   +1 more source

Tolerability of high doses of lercanidipine versus high doses of other dihydropyridines in daily clinical practice: the TOLERANCE Study

open access: yesКардиоваскулярная терапия и профилактика, 1970
Aim. The TOLERANCE study was aimed to compare the tolerability of high doses of lercanidipine (20 mg) with that of other frequently used dihydropyridines (amlodipine 10 mg/nifedipine GITS 60 mg) in the treatment of essential hypertension (EAH) in daily ...
V. Barrios   +6 more
doaj  

Hexahydroquinoline Featuring Amide Functionality: A Promising Scaffold With Calcium Channel Blocking Activity

open access: yesDrug Development Research, Volume 87, Issue 2, April 2026.
ABSTRACT Hexahydroquinoline (HHQ) is a widely recognized scaffold that has garnered considerable attention owing to its diverse pharmacological properties. The structure of HHQ includes a 1,4‐dihydropyridine (DHP) ring, which serves as the pharmacophore for the predominant class of drugs known as calcium channel blockers.
Ebru Koçak Aslan   +13 more
wiley   +1 more source

Komplexchemie perhalogenierter Cyclopentadiene und Alkine, VII [PDF]

open access: yes, 1990
Coordination Chemistry of Perhalogenated Cyclopentadienes and Alkynes, VII1). - Synthesis of Several Tetrachlorometalloles of Cobalt, Rhodium, and Iridium; Structure of a Iridacyclopentadiene Derivative The reaction of dichloroethyne with CpCo(PPh3)2 ...
Clarke   +15 more
core   +2 more sources

Kuwait Atrial Fibrillation Management Analysis—Insights From a Tertiary Center in Kuwait

open access: yesJournal of Arrhythmia, Volume 42, Issue 2, April 2026.
Among patients with non‐valvular AF, rhythm control (RC) was pursued in 28.9%. RC was pursued for younger patients and those followed in electrophysiology clinics (33% vs. 5%, p < 0.001). 11.6% of patients received an underdosed DOAC. RC was underutilized in our study, falling short of international benchmarks and guideline recommendations.
S. AlKharji   +3 more
wiley   +1 more source

Hantzsch Reaction Starting Directly from Alcohols through a Tandem Oxidation Process

open access: yesJournal of Chemistry, 2017
A Brønsted acidic ionic liquid, 3-(N,N-dimethyldodecylammonium) propanesulfonic acid hydrogen sulphate ([DDPA][HSO4]), has been successfully applied to catalyze sequential oxidation of aromatic alcohols with NaNO3 followed by their condensation with ...
Xiaobing Liu, Bin Liu
doaj   +1 more source

Microwave‐Assisted Organic Syntheses in Deep Eutectic Solvents: A Win‐Win Association for Sustainable Chemistry

open access: yesChemistryOpen, Volume 15, Issue 4, April 2026.
In organic synthesis, deep eutectic solvents (DES) have demonstrated their ability to be used as reaction media for the development of reactions in line with green chemistry principles. This review presents an overview of microwave‐assisted organic synthesis in DES, highlighting the diversity of uses for these solvents, their role in mechanisms, the ...
Pierre‐Olivier Delaye   +2 more
wiley   +1 more source

Organocatalytic Lewis base functionalisation of carboxylic acids, esters and anhydrides via C1-ammonium or azolium enolates [PDF]

open access: yes, 2014
This tutorial review highlights the organocatalytic Lewis base functionalisation of carboxylic acids, esters and anhydrides via C1-ammonium/azolium enolates.
Morrill, Louis C., Smith, Andrew D.
core   +1 more source

Clinical‐Pharmacological Drug Information Center of Hannover Medical School: Update From a Tertiary Care University Hospital (2022–2024)

open access: yesPharmacology Research &Perspectives, Volume 14, Issue 2, April 2026.
ABSTRACT Drug information centers (DICs) are institutions dedicated to providing independent and up‐to‐date information on medications and their usage to healthcare professionals. Here, we provide an update from the clinical‐pharmacological DIC of Hannover Medical School, covering the period from April 2022 to December 2024.
Johannes Heck   +12 more
wiley   +1 more source

Repurposing drugs to fast-track therapeutic agents for the treatment of cryptococcosis [PDF]

open access: yes, 2018
Many infectious diseases disproportionately affect people in the developing world. Cryptococcal meningitis is one of the most common mycoses in HIV-AIDS patients, with the highest burden of disease in sub-Saharan Africa.
Afeltra   +50 more
core   +3 more sources

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