Results 41 to 50 of about 301,764 (392)

Crystal structure and Hirshfeld surface analysis of the 1:3 adduct of tetraaquatrinitratoneodymium(III) with 3-amino-1,2,4-triazine

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2018
In the title compound, [Nd(NO3)3(H2O)4]·3C3H4N4, neodymium is ten-coordinate with a distorted bicapped square-antiprismatic geometry formed from six O atoms from three nitrate ions and four O atoms from four coordinated water molecules.
Ramalingam Sangeetha   +3 more
doaj   +1 more source

An organometallic compound which exhibits a DNA topology-dependent one-stranded intercalation mode [PDF]

open access: yes, 2016
Understanding how small molecules interact with DNA is essential since it underlies a multitude of pathological conditions and therapeutic interventions.
Adhireksan   +16 more
core   +2 more sources

Electrochemically Promoted Benzylation of [60]Fullerooxazolidinone

open access: yesNanomaterials, 2022
Benzylation of the electrochemically generated dianion from N-p-tolyl-[60]fullerooxazolidinone with benzyl bromide provides three products with different addition patterns.
Xing-Xing Yan   +4 more
doaj   +1 more source

First direct evidence of N-heterocyclic carbene in BMIm acetate ionic liquid. An electrochemical and chemical study on the role of temperature [PDF]

open access: yes, 2017
Cyclic voltammetry provides the first direct evidence of N-­heterocyclic carbene (NHC) presence in neat 1-‐butyl-­3-­methylimidazolium acetate ionic liquid (BMImAcO) at 120°C. The NHC existence, proved by its oxidation current in cyclic voltammetry, was
Chiarotto, I., Feroci, M., Inesi, A.
core   +1 more source

Crystal structure of 4-aminobenzoic acid–4-methylpyridine (1/1)

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title 1:1 adduct, C6H7N·C7H7NO2, the carboxylic acid group is twisted at an angle of 4.32 (18)° with respect to the attached benzene ring. In the crystal, the carboxylic acid group is linked to the pyridine ring by an O—H...N hydrogen bond ...
M. Krishna Kumar   +4 more
doaj   +1 more source

Differentiating signals to make biological sense – a guide through databases for MS-based non-targeted metabolomics [PDF]

open access: yes, 2017
Metabolite identification is one of the most challenging steps in metabolomics studies and reflects one of the greatest bottlenecks in the entire workflow.
Armitage, Emily Grace   +4 more
core   +1 more source

Unusual DNA binding modes for metal anticancer complexes [PDF]

open access: yes, 2009
DNA is believed to be the primary target for many metal-based drugs. For example, platinum-based anticancer drugs can form specific lesions on DNA that induce apoptosis.
Pizarro, Ana M., Sadler, P. J.
core   +1 more source

Critical depurinating DNA adducts: Estrogen adducts in the etiology and prevention of cancer and dopamine adducts in the etiology and prevention of Parkinson's disease [PDF]

open access: yesInternational Journal of Cancer, 2017
Endogenous estrogens become carcinogens when dangerous metabolites, the catechol estrogen quinones, are formed. In particular, the catechol estrogen-3,4-quinones can react with DNA to produce an excess of specific depurinating estrogen-DNA adducts. Loss of these adducts leaves apurinic sites in the DNA, generating subsequent cancer-initiating mutations.
Ercole L. Cavalieri   +2 more
openaire   +3 more sources

Amine catalysis for the organocatalytic diboration of challenging alkenes [PDF]

open access: yes, 2016
© 2016 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim The generation of in situ sp 2 –sp 3 diboron adducts has revolutionised the synthesis of organoboranes.
Althaus   +35 more
core   +1 more source

Why is Aged Acetylcholinesterase So Difficult to Reactivate?

open access: yesMolecules, 2017
Organophosphorus agents are potent inhibitors of acetylcholinesterase. Inhibition involves successive chemical events. The first is phosphylation of the active site serine to produce a neutral adduct, which is a close structural analog of the acylation ...
Daniel M. Quinn   +3 more
doaj   +1 more source

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