Results 101 to 110 of about 17,975 (276)

Synthesis and crystal structure of (+)-(2R,3R)-N, N '-bis-trityl-2,3-bis-aziridine [PDF]

open access: yes, 1999
Contains fulltext : 14200.pdf (publisher's version ) (Open ...
Buijnsters, P.J.J.A.   +6 more
core  

5-Azido-4-dimethylamino-1-methyl-1,2,4-triazolium Hexafluoridophosphate and Derivatives

open access: yesCrystals, 2016
5-Azido-4-(dimethylamino)-1-methyl-1,2,4-triazolium hexafluoridophosphate was synthesized from the corresponding 5-bromo compound with NaN3. Reaction with bicyclo[2.2.1]hept-2-ene yielded a tricyclic aziridine, addition of an N-heterocyclic carbene ...
Gerhard Laus   +2 more
doaj   +1 more source

Mitosene-DNA adducts. Characterization of two major DNA monoadducts formed by 1,10-bis(acetoxy)-7-methoxymitosene upon reductive activation [PDF]

open access: yes, 1997
Reductive activation of racemic 1,10-bis(acetoxy)-7-methoxymitosene WV15 in the presence of DNA, followed by enzymatic digestion and HPLC analysis, revealed the formation of various DNA adducts.
Duynhoven, John P.M. van   +8 more
core   +2 more sources

Alkylative Ring-Opening of Bicyclic Aziridinium Ion and Its Application for Alkaloid Synthesis

open access: yesFrontiers in Chemistry, 2019
Alkylative ring-opening of bicyclic aziridinium ion generated from 4-hydroxybutylaziridine with organocopper reagent was achieved successfully to afford 2-alkylsubstituted piperidine in high or moderate yield.
Nagendra Nath Yadav   +3 more
doaj   +1 more source

2H-Azirines as electrophiles [PDF]

open access: yes, 2011
2H-Azirines have shown an unusual potential to synthesise aziridines and other types of compounds. Many functionalized aziridines can be produced by addition of O-, S-,N-, C-nucleophiles and hydride to 2H-azirines.
Alves, M. José, Costa, Flora Teixeira e
core  

Structure and conserved function of iso-branched sphingoid bases from the nematode Caenorhabditis elegans [PDF]

open access: yes, 2017
Sphingolipids are bio-active metabolites that show structural diversity among eukaryotes. They are essential for growth of all eukaryotic cells but when produced in an uncontrolled manner can lead to cell death and pathologies including auto-immune ...
Feng, Suihan   +4 more
core   +2 more sources

Organocatalyzed enantioselective desymmetrization of aziridines and epoxides

open access: yesBeilstein Journal of Organic Chemistry, 2013
Enantioselective desymmetrization of meso-aziridines and meso-epoxides with various nucleophiles by organocatalysis has emerged as a cutting-edge approach in recent years.
Ping-An Wang
doaj   +1 more source

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