Results 21 to 30 of about 1,258,966 (356)

Synthesis of novel 5-alkyl/aryl/heteroaryl substituted diethyl 3,4-dihydro-2H-pyrrole-4,4-dicarboxylates by aziridine ring expansion of 2-[(aziridin-1-yl)-1-alkyl/aryl/heteroaryl-methylene]malonic acid diethyl esters

open access: yesBeilstein Journal of Organic Chemistry, 2011
A novel synthetic methodology has been developed for the synthesis of diethyl 5-alkyl/aryl/heteroaryl substituted 3,4-dihydro-2H-pyrrole-4,4-dicarboxylates (also called 2-substituted pyrroline-4,5-dihydro-3,3-dicarboxylic acid diethyl esters) by iodide ...
Satish S. More   +4 more
doaj   +1 more source

Quotations in Qualitative Studies: Reflections on Constituents, Custom, and Purpose

open access: yes, 2020
Qualitative studies are often found to be accompanied by quotations from interviews or similar data sources. As with any methodological tradition, it is essential to critically explore the general principle of including quotations in scientific papers ...
A. Eldh   +2 more
semanticscholar   +1 more source

Eradication of a multi-drug resistant, carbapenemase-producing Klebsiella pneumoniae isolate following oral and intra-rectal therapy with a custom-made, lytic bacteriophage preparation.

open access: yesClinical Infectious Diseases, 2020
In July 2017, a patient presented colonization with a multi-drug resistant, carbapenemase (KPC-3)-producing Klebsiella pneumoniae isolate. A custom-made, lytic bacteriophage preparation was administered to the patient in December 2017, with subsequent ...
M. Corbellino   +20 more
semanticscholar   +1 more source

Atomically precise, custom-design origami graphene nanostructures [PDF]

open access: yesScience, 2019
Precisely folding nanographene Graphene nanostructures that would result from folding or rolling graphene monolayers or bilayers have been predicted to have a number of interesting electronic properties, but control over such folding processes has been ...
Hui Chen   +10 more
semanticscholar   +1 more source

Customers’ Perception and Company-Customer Relationship

open access: yesEUROPEAN RESEARCH STUDIES JOURNAL, 2021
Purpose: The purpose of the study is to identify customers’ approach to attempts to build lasting ties with them undertaken by various companies in different markets. Design/Methodology/Approach: The research method was a diagnostic survey with the use of a research tool – a questionnaire. The research questionnaire was distributed by a research agency.
Bojanowska, Agnieszka   +2 more
openaire   +3 more sources

Achiral bis-imine in combination with CoCl2: A remarkable effect on enantioselectivity of lipase-mediated acetylation of racemic secondary alcohol

open access: yesBeilstein Journal of Organic Chemistry, 2010
A bis-imine (prepared via a new FeCl3-based method) in combination with CoCl2 facilitated lipase-mediated acetylation of the (R)-isomer of a racemic benzylic secondary alcohol with 91% ees.
K. Arunkumar   +6 more
doaj   +1 more source

Development and Validation of Miglitol and Its Impurities by RP-HPLC and Characterization Using Mass Spectrometry Techniques

open access: yesScientia Pharmaceutica, 2016
Alpha glucoside inhibitors used to treat type-2 diabetes mellitus (DM) are likely to be safe and effective. These agents are most effective for postprandial hyperglycemia. Miglitol is a type of drug used to treat type-2 DM.
Kesavan Balakumaran   +4 more
doaj   +1 more source

Microbiome Helper: a Custom and Streamlined Workflow for Microbiome Research

open access: yesmSystems, 2017
As the microbiome field continues to grow, a multitude of researchers are learning how to conduct proper microbiome experiments. We outline here a streamlined and custom approach to processing samples from detailed sequencing library construction to step-
A. Comeau, Gavin M. Douglas, M. Langille
semanticscholar   +1 more source

Palladium-catalyzed C–N and C–O bond formation of N-substituted 4-bromo-7-azaindoles with amides, amines, amino acid esters and phenols

open access: yesBeilstein Journal of Organic Chemistry, 2012
Simple and efficient procedures for palladium-catalyzed cross-coupling reactions of N-substituted 4-bromo-7-azaindole (1H-pyrrole[2,3-b]pyridine), with amides, amines, amino acid esters and phenols through C–N and C–O bond formation have been developed ...
Rajendra Surasani   +3 more
doaj   +1 more source

Andiriposi’ and its Function in Traditional Houses at Pitu Ulunna Salu, Mamasa Regency, Indonesia

open access: yesConservation Science in Cultural Heritage, 2021
The location of this research is in the Pitu Ulunna Salu (PUS) region, Mamasa Regency, Indonesia. The aim is to examine and report on the function of the Andiriposi’ in traditional houses in the Pitu Ulunna Salu area in the past. The methodology involved
Mithen Lullulangi   +2 more
doaj   +1 more source

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