Copper promoted desulfurization towards the synthesis of isothiocyanates
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DOI: 10.1016/j.tetlet.2016.11.086
Abstract: Abstract The cheap, readily available and air stable catalyst was used as the desulfurization agent for the conversion of aniline to isothiocyanates in one pot two step reaction under mild reaction conditions. read more here.
Keywords: promoted desulfurization; desulfurization; copper promoted; synthesis isothiocyanates ... See more keywords
Copper-Promoted 6- endo-trig Cyclization of β,γ-Unsaturated Hydrazones for the Synthesis of 1,6-Dihydropyridazines.
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DOI: 10.1021/acs.orglett.8b01240
Abstract: A novel and efficient strategy for the synthesis of 1,6-dihydropyridazines via copper-promoted 6- endo-trig cyclization of readily available β,γ-unsaturated hydrazones have been developed. A series of 1,6-dihydropyridazines have been synthesized by this method with good… read more here.
Keywords: copper promoted; trig cyclization; promoted endo; endo trig ... See more keywords
Copper-promoted [2+2+2] annulation of 1,n-enynes through decomposition of azobis(alkyl nitrile)s.
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DOI: 10.1039/c6cc09063j
Abstract: A novel copper-promoted [2+2+2] annulation of 1,n-enynes with azobis(alkyl nitrile)s and H2O for the synthesis of diverse 7,8-dihydrophenanthridine-6,9(5H,6aH)-diones and fluorene is described. The reaction proceeds via the decomposition of azobis(alkyl nitrile)s into the cyanoalkyl radicals… read more here.
Keywords: copper promoted; promoted annulation; annulation enynes; decomposition azobis ... See more keywords
Copper-Promoted Intramolecular Aminotrifluoromethylation of Alkenes with Langlois Reagent as the Trifluoromethyl Source
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DOI: 10.1055/s-0036-1588400
Abstract: A novel approach for copper-promoted intramolecular aminotrifluoromethylation of alkenes using inexpensive CF3SO2Na as the trifluoromethyl source is described. The feature of this method is the concurrent construction of a five-membered ring and a C–CF3 bond… read more here.
Keywords: promoted intramolecular; copper promoted; intramolecular aminotrifluoromethylation; aminotrifluoromethylation alkenes ... See more keywords
Copper-promoted/copper-catalyzed trifluoromethylselenolation reactions
Sign Up to like & getrecommendations! Published in 2020 at "Beilstein Journal of Organic Chemistry"
DOI: 10.3762/bjoc.16.30
Abstract: Copper catalysis and, more generally, copper chemistry are pivotal for modern organofluorine chemistry. Major advances have been made in the field of trifluoromethylselenolations of organic compounds where copper catalysis played a crucial role. Recent developments… read more here.
Keywords: copper promoted; catalyzed trifluoromethylselenolation; chemistry; copper ... See more keywords