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Estudio teórico de la reacción hetero diels - alder [4+2] entre los sistemas N-(orto, meta y para nitrofenil)maleimida y (E)-1-isopropenil-2-fenildiazeno
(2015-01-13)
The presence of two nitrogen atoms more electronegative than carbon,
combined with one or more substituent electro -atrayentes electron, origin in
azo-alkene, especially 1,2-Diaza-1,3-dienes, a pronounced character
el ...