Results 91 to 100 of about 14,858 (206)

Enantioselective Synthesis of Cyclopentadienes by Gold(I)- Catalyzed Cyclization of 1,3-Dien-5-ynes [PDF]

open access: yes, 2013
An asymmetric synthesis of elusive chiral cyclopentadienes has been developed by gold(I)-catalyzed alkoxycyclization of 1,3-dien-5-ynes. The application of these substrates in completely diastereoselective Diels–Alder cycloaddition reactions, which can ...
Fernández Rodríguez, Manuel A.   +3 more
core   +1 more source

Redox-mediated reactions of vinylferrocene: Toward redox auxiliaries [PDF]

open access: yes, 2016
Chemical redox reactions have been exploited to transform unreactive vinylferrocene into a powerful dienophile for the Diels–Alder reaction and reactive substrate for thiol addition reactions upon conversion to its ferrocenium state.
Cooke, Graeme   +5 more
core   +1 more source

Diels–Alder reactions in confined spaces: the influence of catalyst structure and the nature of active sites for the retro-Diels–Alder reaction

open access: yesBeilstein Journal of Organic Chemistry, 2016
Diels–Alder cycloaddition between cyclopentadiene and p-benzoquinone has been studied in the confined space of a pure silica zeolite Beta and the impact on reaction rate due to the concentration effect within the pore and diffusion limitations are ...
Ángel Cantín   +2 more
doaj   +1 more source

Substitutionsprodukte des Cyclopentadiens

open access: yesZeitschrift für Naturforschung B, 1963
Es wird über experimentelle Erfahrungen berichtet, die wir bei der Einführung von Kohlenwasserstoffresten in Cyclopentadien gesammelt haben.
openaire   +1 more source

(S)-1-(1-Ferrocenylmethyl-1H-benzimidazol-2-yl)ethanol monohydrate

open access: yesActa Crystallographica Section E, 2009
In the structure of the title compound, [Fe(C5H5)(C15H15N2O)]·H2O, the unsubstituted cyclopentadiene (Cp) ring is disordered over two positions, with site-occupancy factors of 0.636 (12) and 0.364 (12).
Rong Xia
doaj   +1 more source

(Trichloromethyl)cyclopentadiene from pi-Cyclopentadienyl[(trichloromethyl)cyclopentadiene]cobalt. [PDF]

open access: yesActa Chemica Scandinavica, 1973
Thomas Dahl   +5 more
openaire   +1 more source

Design, Synthesis and characterization of Iridium compounds with potential anticancer activity [PDF]

open access: yes, 2016
Chemotherapy is widely used in treatments for cancers, and Platinum compounds play an important role in this respect. New generation of metal-based anticancer drugs may offer a solution against platinum resistance and may help to extend the range of ...
MURRALI, MARIA GRAZIA
core  

Synthese und Abfangen eines hochgespannten Cyclopropens

open access: yesCHIMIA, 1991
Two synthetic sequences towards tricyclo[3.2.1.0]octa-2(4),6-diene (12) have been investigated starting with 1,1,2-tribromo-2-(trimethylsilyl)cyclopropane (13)(Schemes 1 and 2).F?-induced elimination 13?14a and reaction with cyclopentadiene ...
Michel Mühlebach, Markus Neuenschwander
doaj   +2 more sources

Novel Ruthenium-Silver PTA-Based Polymers and Their Behavior in Water [PDF]

open access: yes, 2019
New coordination polymers based on two metal-containing moieties Ru–Ag are synthesized: Na[RuCpX(PTA)-μ-(PTA)-1κP:2κ2N-AgX2]∞ (X = Cl (1), Br (2), I (3)).
Fernández Barbero, Antonio José   +4 more
core   +1 more source

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