Results 101 to 110 of about 10,045 (252)

Review of Alpha-Ketoglutaric Acid (AKGA) Hydrazine and Monomethylhydrazine (MMH) Neutralizing Compound [PDF]

open access: yes
The Johnson Space Center (JSC) White Sands Test Facility (WSTF) and NASA Engineering and Safety Center (NESC) were requested by NASA Associate Administrator for Space Operations to perform an evaluation of a proposed hydrazine/monomethylhydrazine (MMH ...
Beeson, Harold D.   +3 more
core   +1 more source

In vitro evaluation of new terpenoid derivatives against Leishmania infantum and Leishmania braziliensis. [PDF]

open access: yes
The activity of five (1-5) abietane phenol derivatives against Leishmania infantum and Leishmania braziliensis was studied using promastigotes and axenic and intracellular amastigotes.
Alvarez-Manzaneda, Enrique   +9 more
core   +1 more source

Cycloaddition reactions of nitrosoalkenes, azoalkenes and nitrile oxides mediated by hydrotalcite [PDF]

open access: yes, 2012
Mg:Al 3:1 hydrotalcite (Ht), used in catalytic quantities, promotes the generation of nitrosoalkenes, azoalkenes and nitrile oxides. These can be intercepted in situ by heterocycles and olefins in [4+2] and [3+2] cycloaddition reactions, producing ...
Lemos, A., Lourenço, J. P.
core  

Synthesis of sulfonamide derivatives containing the structural fragment of pyrazol-1-yl-pyridazine

open access: bronze, 2020
Ljudmila A. Komshina   +5 more
openalex   +1 more source

On-Metal Synthesis of Some Aryl Substituted Rhenium η\u3csup\u3e5\u3c/sup\u3e Cyclopenta[C] Pyridazyl Complexes [PDF]

open access: yes, 2010
Heterocyclic organic and organometallic compounds (e.g. polypyrrole) and their derivatives have been of great interest for conductive polymers due to their novel properties and environmental stability as compared to non-aromatic analogs (e.g ...
Sriramulu, Phenahas Gandu
core   +1 more source

Synthetic Sphingolipids with 1,2-Pyridazine Appendages Improve Antiproliferative Activity in Human Cancer Cell Lines

open access: green, 2020
Sylvestre P. J. T. Bachollet   +9 more
openalex   +2 more sources

New Horizon and Advancements in Synthetic and Biological Applications of Active Methylene Acetonitrile: Mini-Review

open access: yesJournal of Chemistry
Acetonitrile is generally used as an organic solvent and can also be used as a significant starting material via active methylene acetonitrile in organic synthesis.
Lavanya Nagamalla   +4 more
doaj   +1 more source

New potential HEDMs with a pyridazine core: Structural modeling and assessment of thermochemical properties

open access: yesFirePhysChem
The results of modeling the structure of compounds 2,4,7,9-tetranitrobenzo[c]cinnoline (1) and 1,2,3,4-tetrazino[5,6-f]pyridazino-1,2,3,4-tetrazine 1,3,7,9-tetra-N-oxides (2) containing a pyridazine core are presented.
D.V. Khakimov, T.S. Pivina
doaj   +1 more source

The Synthesis and Medicinal Chemical Study of Some Pyridazones [PDF]

open access: yes, 1962
An examination of the literature revealed that the majority of pyridazines prepared were substituted in the three and six positions.
Osner, Winnifred M.
core   +1 more source

The NHF Interactions in the X-Pyridazine Complexes: Substituent Effects and Energy Components [PDF]

open access: hybrid, 2012
Ali Asghar Ebrahimi   +3 more
openalex   +1 more source

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