Uma nova síntese de alfa-bromo-acetofenonas e sua aplicação na obtenção de 2-benzoil-benzofuranas



Título del documento: Uma nova síntese de alfa-bromo-acetofenonas e sua aplicação na obtenção de 2-benzoil-benzofuranas
Revista: Quimica nova
Base de datos: PERIÓDICA
Número de sistema: 000313216
ISSN: 0100-4042
Autores: 1




Instituciones: 1Universidade Federal do Rio de Janeiro, Instituto de Quimica, Rio de Janeiro. Brasil
Año:
Periodo: Nov
Volumen: 29
Número: 6
Paginación: 1259-1265
País: Brasil
Idioma: Portugués
Tipo de documento: Artículo
Enfoque: Experimental, aplicado
Resumen en inglés alpha-Bromoacetophenones are important in organic synthesis. They have been widely used as precursors of several natural products. Several methods of bromination aiming at their synthesis have been described, however they furnish a mixture of starting material 10, mono 8 and dibromide 11 products. We developed a novel, simple and efficient synthesis of these compounds with applications in the synthesis of benzoylbenzofurans 9, compounds with important pharmacological properties, such as the ability of dilating the coronary artery and analgesic action. Such compounds have also been used as key intermediates to obtain quinone systems
Disciplinas: Química
Palabras clave: Química orgánica,
Alfa-bromocetofenonas,
Síntesis orgánica,
Benzoilbenzofuranos,
Tribromuro de feniltrimetilamonio
Keyword: Chemistry,
Organic chemistry,
Alpha-bromoacetophenones,
Organic synthesis,
Benzoylbenzofurans,
Phenyltrimethylammonium tribromide
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