Results 21 to 30 of about 4,314 (255)
Syntheses, transformations and applications of aminonaphthol derivatives prepared via modified Mannich reactions [PDF]
, 2013 A special alteration is the three-component modi fi ed Mannich reaction (mMR), in which formaldehyde is replaced by an aromatic aldehyde, the secondary amine by ammonia, and the C e H acid by an electron-rich aromatic compound such as 1- or 2 ...
Fülöp, Ferenc, Szatmári, István
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Chemistry–Methods, EarlyView.Etched silicon powder‐supported Pd is developed as a durable and efficient catalyst for continuous flow hydrogenation and reductive alkylation. This study develops a novel heterogeneous palladium catalyst immobilized on etched silicon powder, demonstrating high efficiency and long‐term stability under continuous flow conditions.
Zhenzhong Zhang +4 more
wiley +1 more source
Nuovi derivati chinossalinici inibitori della Diidrofolato Reduttasi (DHFR) e della Timidilato Sintetasi (TS) della Leishmania major: risultati preliminari [PDF]
, 2004 L’incidenza delle malattie protozoarie imputate al genere Leishmania è aumentata enormemente con la diffusione dell’AIDS. In particolare la forma viscerale della Leishmaniosi sta emergendo come malattia nuova e sempre più frequente.
Carta, Antonio +5 more
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Synthesis of Bioactive Nitrogen-Containing Heterocycles via Aryne Methodologies [PDF]
, 2012 The six chapters of this dissertation exemplify the application of aryne chemistry in medicinally-relevant, nitrogen-containing heterocycle synthesis. The arynes discussed in this dissertation are generated from Kobayashi\u27s aryne precursors that leads
Fang, Yuesi
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MICROBIOLOGICAL ASSAYS FOR p-AMINOBENZOIC ACID [PDF]
Journal of Biological Chemistry, 1943 We have developed in this laboratory a microbiological assay for p-aminobenzoic acid, using a mutant strain of Neurospora crassa(1) very generously supplied to us by Dr. G.W. Beadle of Stanford University.
Mitchell, Herschel K. +2 more
openaire +2 more sources
Lineage labeling with zebrafish hand2 Cre and CreERT2 recombinase CRISPR knock‐ins
Developmental Dynamics, EarlyView.Abstract Background The ability to generate endogenous Cre recombinase drivers using CRISPR‐Cas9 knock‐in technology allows lineage tracing, cell type‐specific gene studies, and in vivo validation of inferred developmental trajectories from phenotypic and gene expression analyses. This report describes endogenous zebrafish hand2 Cre and CreERT2 drivers
Zhitao Ming +14 more
wiley +1 more source
Liquid secondary ion mass spectrometry analysis of permethylated, n-Hexylamine derivatized oligosaccharides. Application to baculovirus expressed mouse interleukin-3 [PDF]
, 1992 Reductive amination with n-hexylamine followed by permethylation was used as a procedure for the liquid secondary ion mass spectrometry (LSIMS) analysis of Asn-linked oligosaccharides.
Arbogast, Brian +2 more
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ChemistryOpen, EarlyView.Quinazoline represents an important class of heterocycles with diverse medicinal and pharmacological significance. This review systematically examines scholarly efforts toward understanding different synthetic pathways emphasizing the role of metal and non‐metal catalysts including some miscellaneous reagents employed in the synthesis of quinazoline ...
Neha Manhas +4 more
wiley +1 more source
Preparation and spectra of m-nitrobenzoates and m-aminobenzoates [PDF]
, 1953 A study of the synthesis of a series of new m-nitrobenzoates, m-aminobenzoates and several derivatives of the latter is presented. Physisal constants and analytical determinations are presented, including the ultraviolet absorption spectra of the ...
Kapsamalis, Peter Tikey
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Materiais de poliuretanos e terras raras: uma revisão [PDF]
, 2023 Polyurethanes are polymers produced from polyols and isocyanates. Commonly, aiming to modify physicochemical properties of the resulting material, other chemical species can be introduced in the polymeric structure, modifying its mechanical, thermal and ...
Alves, Lucas Repecka +6 more
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