Results 11 to 20 of about 411,311 (295)

Synthesis of 2-Acylphenol and Flavene Derivatives from the Ruthenium-Catalyzed Oxidative C-H Acylation of Phenols with Aldehydes [PDF]

open access: yes, 2015
The cationic ruthenium hydride complex [(C6H6)(PCy3)(CO)RuH]+BF4− has been found to be an effective catalyst for the oxidative C–H coupling reaction of phenols with aldehydes to give 2-acylphenol compounds.
Aponick   +47 more
core   +2 more sources

Spectral Analysis and Structural Elucidation of Luliconazole

open access: yesChinese Journal of Magnetic Resonance, 2018
Infrared spectra, ultraviolet spectra, nuclear magnetic resonance (NMR) spectra (i.e., 1H NMR, 13C NMR, DEPT135, 1H-1H COSY, 1H-13C HMQC and 1H-13C HMBC) and mass spectra of luliconazole were collected and used to characterize the compound.
LIN Yun-liang   +3 more
doaj   +1 more source

Spectroscopic Studies of Delafloxacin Meglumine

open access: yesChinese Journal of Magnetic Resonance, 2021
The structure of delafloxacin meglumine was analyzed by infrared absorption (IR), ultraviolet absorption (UV), nuclear magnetic resonance (1H NMR, 13C NMR, DEPT, 1H-1H COSY, 1H-13C HSQC and 1H-13C HMBC) spectroscopy, mass spectrometry and elemental ...
Xin-yi ZHAO   +4 more
doaj   +1 more source

A Versatile Ligand Platform that Supports Lewis Acid Promoted Migratory Insertion [PDF]

open access: yes, 2012
A helping hand: Incorporation of Group 2 Lewis acids into a macrocycle appended to a phosphine ligand attached to a rhenium carbonyl complex promotes otherwise unfavorable transformations of coordinated CO (see scheme; M=Ca, Sr).
Bercaw, John E.   +2 more
core   +1 more source

Rational Design, Synthesis and Biological Evaluation of Pyrimidine-4,6-diamine derivatives as Type-II inhibitors of FLT3 Selective Against c-KIT. [PDF]

open access: yes, 2018
FMS-like Tyrosine Kinase 3 (FLT3) is a clinically validated target for acute myeloid leukemia (AML). Inhibitors targeting FLT3 have been evaluated in clinical studies and have exhibited potential to treat FLT3-driven AML.
Bharate, Jaideep B   +8 more
core   +2 more sources

Analyzing Pentaerythritol Stearate Homologs with NMR Spectroscopy

open access: yesChinese Journal of Magnetic Resonance, 2018
A pentaerythritol stearate sample with unknown composition was analyzed by nuclear magnetic resonance (NMR) spectroscopy (i.e., 1H NMR, quantitative 13C NMR, DEPT135, 1H-1H COSY, 1H-1H NOESY, 1H-13C HSQC and 1H-13C HMBC).
LI Chun-fa   +3 more
doaj   +1 more source

Spectral Analyses and Structural Elucidation of Cyflumetofen

open access: yesChinese Journal of Magnetic Resonance, 2020
Cyflumetofen is a new type of acaricide with high efficiency and low residue. In this work, the compound was characterized by infrared absorption (IR), ultraviolet absorption (UV) and mass spectrometry, as well as nuclear magnetic resonance spectroscopy (
ZHANG Yi-ming   +2 more
doaj   +1 more source

Intra- and Intermolecular C−H Activation by Bis(phenolate)pyridineiridium(III) Complexes [PDF]

open access: yes, 2011
A bis(phenolate)pyridine pincer ligand (henceforth abbreviated as ONO) has been employed to support a variety of iridium complexes in oxidation states I, III, and IV.
Bercaw, John E.   +2 more
core   +2 more sources

900MHz 1H-/13C-NMR analysis of 2-hydroxyglutarate and other brain metabolites in human brain tumor tissue extracts. [PDF]

open access: yesPLoS ONE, 2018
PURPOSE:To perform in vitro high-resolution 900 MHz magnetic resonance spectroscopy (NMR) analysis of human brain tumor tissue extracts and analyze for the oncometabolite 2-hydroxyglutarate (2HG) and other brain metabolites, not only for 1H but also for ...
Gregory Hyung Jin Park   +2 more
doaj   +1 more source

Photochemical Electrocyclic Ring Closure and Leaving Group Expulsion from N-(9-oxothioxanthenyl)Benzothiophene Carboxamides [PDF]

open access: yes, 2013
N-(9-Oxothioxanthenyl)benzothiophene carboxamides bearing leaving groups (LG− = Cl−, PhS−, HS−, PhCH2S−) at the C-3 position of the benzothiophene ring system photochemically cyclize with nearly quantitative release of the leaving group, LG−.
Sarker, Majher I.   +3 more
core   +3 more sources

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