1,700+ technical articles by Aladdin Scientific's scientists on reagent selection, reaction mechanisms, assay design and formulation. New every week.
Quantum dots are semiconductor nanocrystals that exhibit quantum confinement effects. Their fluorescence wavelength can be adjusted by controlling their composition, particle size, and surface structure. Their relatively narrow emission spectra, strong resistance to photobleaching, and ease of ...
Optimization of cross-coupling reaction conditions commonly treats the “type of base” and the “equivalents of base” as clearly defined variables. For example, “sodium ethoxide (NaOEt), 3.0 equiv” means that the corresponding mass is weighed according to the molecular weight of NaOEt ...
In 2024, Carr et al. reported in Organic Process Research & Development a scalable synthetic route to 3-bromo-6-alkyl-1,6-naphthyridin-5(6H)-ones. In this class of compounds, the lactam carbonyl is located at the 5-position and the alkyl group is attached to the nitrogen atom at the 6-position. ...
The compound commonly referred to as anthrone is 9-anthrone [9(10H)-anthracenone]. In its central ring, C9 is a carbonyl carbon, whereas C10 is a methylene carbon. 9-Anthrol, by contrast, contains a hydroxyl group at C9 and a correspondingly rearranged carbon–carbon double-bond system.
Anthraquinone compounds are widely found in plant natural products, dyes, and organic redox materials. Different anthraquinone derivatives can exhibit marked differences in color, reduction potential, acid–base properties, dissolution behavior, and biotransformation. These properties are ...
The gut–brain axis connects the central nervous system, gastrointestinal tract, and peripheral metabolic organs through autonomic nerves, enteroendocrine hormones, microbial metabolites, bile acids, and immune signals. Natural products can act on neural receptors, the gut microbiota, the ...
Substrate scope is one of the primary forms of evidence used to evaluate reaction applicability in synthetic methodology research. Researchers typically select substrates with different electronic properties, steric environments, substitution patterns, and functional groups and test their ...
The development of type 2 diabetes involves multiple mechanisms, including insulin resistance, declining pancreatic β-cell function, abnormal glucagon regulation, and an impaired incretin effect. Dipeptidyl peptidase-4 (DPP-4) rapidly processes GLP-1 and GIP and is therefore an important ...
9,10-Phenanthrenequinone (PQ) is formed by converting the 9- and 10-positions of phenanthrene into two adjacent carbonyl groups and is a typical fused-ring dicarbonyl system of the ortho-quinone type. The two C=O groups are directly adjacent and connected to the peripheral aromatic π system, ...