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Political and gender transgressions in Lope de Vega's La varona castellana.(The Evolution of War and Its Representation in Literature and Film)(Critical essay)
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Lope de Vega's play, La varona castellana (1617), is based on a historical conflict that unfolds during the twelfth-century political and military confrontation between the two most powerful Christian kingdoms in the Iberian Peninsula: Castile-Leon and Aragon. After the death of her husband, Raimundo de Borgona, dona Urraca (1109-1126), Queen of Leon and Castile, was forced by her father, Alfonso VI, to marry her cousin, Alfonso I, King of Aragon. (1) The lack of children from this marriage made those around her suspicious about this marital union, and it was brought before ...
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Alkyne adducts of paramagnetic and diamagnetic tripalladium clusters supported by dppm ligands.(Report)
Magazine article from: Canadian Journal of Chemistry
; ...We have now extended the study of such alkyne adducts to six different examples with...the electrochemical responses of the six alkyne adducts in stepwise reduction first with...subsequently with neutral clusters. The alkyne-containing monocation radicals, all...
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A complex issue: Elizabeth Tyrrell looks at topical applications of hexacarbonyldicobalt clusters, such as cobalt-alkyne complexes' identification as a class of antiproliferative agents against cancer.
Magazine article from: Chemistry and Industry
; ...from the exposure of a hexane solution of an alkyne to a stoichiometric amount of dicobaltoctacarbonyl...who discovered that complexation of an alkyne served as a very useful way of protecting an alkyne in the presence of other functional groups...
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New York Inventors Develop Cyclosporin Alkyne Analogues
News Wire article from: US Fed News Service, Including US State News
; ...Zhicai Yang of Schenectady, N.Y., have developed cyclosporin alkyne analogues. According to a description of the invention, released...Office: "The present invention discloses novel cyclosporin alkyne analogues and their utilities as immunosuppressive agents and...
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Cycloaddition steps. (Organic Chemistry).(new alkyne contains 2 chiral ferrocene derivatives)(Brief Article)
Magazine article from: Chemistry and Industry
; ...used to complete the diferrocenyl derivative, by elaboration of the alkyne (S Barriga, C Marcos, O Riant & T Torroba, Tetrahedron Lett 2002, 58, 9785). The alkyne contains two chiral ferrocene derivatives, and is built up from optically...
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Scientists at Ruhr University target inorganic chemistry.
Newspaper article from: Chemicals & Chemistry
; ...The reaction of CO2(CO)(8) with alkyne-containing amino acids [1a: phenylalanine...methionine (Met)], two suitably alkyne-functionalized derivatives of the neuropeptide...moiety was reacted with the C-terminus of alkyne-containing amino acids, peptide or...
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Research from Kyoto University provide new insights into metals.
Newspaper article from: Journal of Technology
; ...Nickel(0)-catalyzed phenylcyanation of alkyne was theoretically investigated with the...report. "The next step is coordination of alkyne with the Ni center to form a five-coordinate...intermediate Ni(CN)(Ph)(PMe3)(alkyne). The final step is alkyne insertion...
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CHEMISTS MAKE SUPERSTAR REACTION MORE ACCESSIBLE
News Wire article from: US Fed News Service, Including US State News
; ...useful materials, but widespread use of alkyne metathesis has been stymied up until now...of chemistry. Like olefin metathesis, alkyne metathesis happens with the help of special...make an exceptionally active catalyst for alkyne metathesis. Their work is published online...
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A mechanistic study of the addition of alkynes to Brook silenes.(Report)
Magazine article from: Canadian Journal of Chemistry
; ...possibly, ene adducts if the silene or the alkyne contain an [alpha]-hydrogen (2). In an attempt to probe the mechanism of alkyne addition to silenes, Brook and co-workers...concerted mechanism of addition of the alkyne to the silene. Ishikawa and co-workers...
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Study data from University of Texas provide new insights into chemical research.
Newspaper article from: Chemicals & Chemistry
; ...monomeric, and isoleptic coinage metal alkyne complexes have been reported. Treatment...led to the corresponding coinage metal alkyne complex [N{(C3F7)C(Dipp)N...compared to that of the uncoordinated alkyne. DFT calculations on [N{(CF3)C...
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Toxic effects of 5-ethynyl-1-methylimidazole. (Communications to the Editor) (Letter to the Editor)
Magazine article from: Chemistry and Industry
; ...butyllithium gave the alkene (IV) and the alkyne (I) in the ratio 3:2. During an attempt to purify the alkyne one of us (KJP) experienced severe breathlessness...laboratory were affected by exposure to the alkyne, which is volatile liquid. They experienced...
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