Ethyl 4-hydroxybenzoate (ethylparaben) was used to study the in-situderivatisation solid-phase microextraction procedure for determining parabens, related chlorophenols and triclosan in water. It is a novel sorbent for solid-phase extraction, was used to study its retention property. It has high extraction efficiency towards the compounds tested owing to the electrostatic interaction, hydrophobic interaction and hydrogen bonding.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Aplicaciones
El 4-hidroxibenzoato de etilo (etilparabeno) se ha utilizado para estudiar el procedimiento de microextracción en fase sólida de derivación in-situ para determinar los parabenos, los clorofenoles relacionados y el triclosán en agua. Es un nuevo absorbente para la extracción en fase sólida que se ha utilizado para estudiar su propiedad de retención. Tiene una alta eficiencia de extracción en los compuestos evaluados debido a la interacción electrostática, la interacción hidrofóbica y los puentes de hidrógeno.
Solubilidad
Ligeramente soluble en agua.
Notas
Estable en las condiciones de almacenamiento recomendadas. Incompatible con agentes oxidantes.
RUO – Research Use Only
General References:
- Jorge Regueiro; Elias Becerril; Carmen Garcia-Jares; Maria Llompart. Trace analysis of parabens, triclosan and related chlorophenols in water by headspace solid-phase microextraction with in situ derivatization and gas chromatography-tandem mass spectrometry. Journal of Chromatography A. 2009, 1216, (23),4693-4702
- V.Bruce Sunderland; Donald W.Watts. Alkaline ethanolysis of methyl 4-hydroxybenzoate and hydrolysis of methyl and ethyl 4-hydroxybenzoates in ethanol—water systems. International Journal of Pharmaceutics. 1985, 27, (1),1-15