Revista: | Quimica nova |
Base de datos: | PERIÓDICA |
Número de sistema: | 000313262 |
ISSN: | 0100-4042 |
Autores: | Mazutti, Marcio1 Beledelli, Bernardo Mossi, Altemir Jose Cansian, Rogerio Luís Dariva, Claudio Oliveira, Jose Vladimir de Paroul, Natalia2 |
Instituciones: | 1Universidade Regional Integrada do Alto Uruguai e das Missoes, Departamento de Engenharia de Alimentos, Erechim, Rio Grande do Sul. Brasil 2Universidade Regional Integrada do Alto Uruguai e das Missoes, Departamento de Quimica, Erechim, Rio Grande do Sul. Brasil |
Año: | 2006 |
Periodo: | Nov |
Volumen: | 29 |
Número: | 6 |
Paginación: | 1198-1202 |
País: | Brasil |
Idioma: | Portugués |
Tipo de documento: | Artículo |
Enfoque: | Experimental |
Resumen en inglés | This work reports extraction yield and chemical characterization of the extracts obtained by high-pressure CO2 extraction of a cultivar of Ocimum basilicum L. The experiments were performed in the temperature range of 20 to 50 °C, from 100 to 250 atm of pressure. Chemical analyses were carried out by gas chromatography coupled to mass spectrometry, permitting to identify 23 compounds that were grouped into five chemical classes. Results showed that temperature and solvent density influenced positively the extraction yield. At 20 °C and 0.41 g cm-3 occurred a rise in the concentration of monoterpenes, oxygenated monoterpenes, sesquiterpenes and oxygenated sesquiterpenes |
Disciplinas: | Química |
Palabras clave: | Fitoquímica, Monoterpenos, Sesquiterpenos, Extracción supercrítica de fluídos, Caracterización química, Ocimum basilicum, Lamiaceae |
Keyword: | Chemistry, Phytochemistry, Monoterpenes, Sesquiterpenes, Supercritical fluid extraction, Chemical characterization, Ocimum basilicum, Lamiaceae |
Texto completo: | Texto completo (Ver HTML) |