Results 231 to 240 of about 58,285 (293)

Divergent andEnantioselective Synthesis of ThreeTypes of Chiral Polycyclic N‑Heterocycles via Copper-CatalyzedDearomative Cyclization

open access: green
Wen-Feng Luo (8200965)   +7 more
openalex   +1 more source

Developement of cycloisomerization reactions for the synthesis of nitrogen or oxygen containing heterocycles

open access: green, 2011
Rosella Spina   +4 more
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Photooxygenation of Heterocycles

Current Organic Chemistry, 2005
The photooxygenation of heterocycles represents a versatile and widely accepted tool for introducing oxygenated functions in a mild, simple and selective way. The review evidences the synthetic potential of the photooxygenation with particular attention to the reaction of Type II involving singlet oxygen in the first electronically excited state ( 1 Δg)
CERMOLA, FLAVIO   +2 more
openaire   +2 more sources

Heterocyclic Quinodimethanes

Topics in Current Chemistry, 2017
This chapter describes a series of heterocyclic quinodimethanes mainly containing O, N, S and Si atoms in their frameworks with either closed- or open-shell electronic structures in the ground state. Their syntheses, structural characterizations and chemical and physical properties are comprehensively reviewed.
Xueliang, Shi, Chunyan, Chi
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Trifluoromethylated Heterocycles

Current Topics in Medicinal Chemistry, 2014
This review is a follow-up to the previous chapter, "Monofluorinated Heterocycles" (Topics in Heterocyclic Chemistry, 2012, 33-63), and presents an overview of synthetic chemistry of heterocycles with only one trifluoromethyl group directly attached to the ring (trifluoromethylated heterocycles).
Andrei A, Gakh, Yuriy, Shermolovich
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Heterocyclic Carbenes

Angewandte Chemie International Edition, 2006
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
openaire   +2 more sources

Novel heterocyclic thyromimetics

Bioorganic & Medicinal Chemistry Letters, 2005
AbstractFor Abstract see ChemInform Abstract in Full Text.
Helmut, Haning   +7 more
openaire   +2 more sources

Heterocyclic NO prodrugs

Il Farmaco, 1999
An overview of the different heterocyclic NO-releasing compounds is given. Mesoionic heterocycles like sydnone imines are one example. This class is discussed on the synthesis and the mechanism of NO formation from Molsidomine and its first metabolite SIN-1.
openaire   +2 more sources

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