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https://repositorio.ufba.br/handle/ri/14765
metadata.dc.type: | Artigo de Periódico |
Título : | Acoplamento de cloreto de 4-nitrofenildiazônio com nucleófilos alifáticos: experimento integrado de síntese orgânica e cristalografia de raios X |
Otros títulos : | Química Nova |
Autor : | Cunha, Silvio do Desterro Marques, Monique F. Rocha, Valéria Lariucci, Carlito Vencato, Ivo |
metadata.dc.creator: | Cunha, Silvio do Desterro Marques, Monique F. Rocha, Valéria Lariucci, Carlito Vencato, Ivo |
Resumen : | This article describes an undergraduate experiment for the synthesis of p-nitrophenyldiazonium chloride and its coupling with acetylacetone and two enaminones, 4-phenylamino-pent-3-en-2-one and 4-amino-pent-3-en-2-one, in an adaptation of a previously reported synthetic protocol. The azo dyes 4-(E)-phenylamino-3-[(E)-2-(4-nitrophenylazo)]-3-penten-2-one and 4-(E)-amino-3-[(E)-2-(4-nitrophenylazo)]-3-penten-2-one were obtained, and the solid state structure of this latter azo compound was characterized by single crystal X-ray diffraction studies. This two-week integrated laboratory approach involves simple synthetic experiments and microwave chemistry in the organic laboratory plus crystallography analysis, suitable for novice students on undergraduate experimental chemistry courses. |
Palabras clave : | Enaminone Azo dye Solid state structure |
metadata.dc.publisher.country: | Brasil |
metadata.dc.rights: | Acesso Aberto |
URI : | http://repositorio.ufba.br/ri/handle/ri/14765 |
Fecha de publicación : | 2013 |
Aparece en las colecciones: | Artigo Publicado em Periódico (Química) |
Ficheros en este ítem:
Fichero | Descripción | Tamaño | Formato | |
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0100-40422013000900029.pdf | 321,77 kB | Adobe PDF | Visualizar/Abrir |
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