Impureza 2-Bromo-1-[4-hydroxy-3-(hydroxymethyl)phenyl]ethan-1-One (CAS 62932-94-9) es un contaminante halogenado frecuentemente observado en síntesis de compuestos fenílicos. Presenta riesgo de formación por reacciones de bromación secundaria o por oxidación de intermedios con grupos hidroxílico y hidroximetilo. Su detección requiere técnicas analíticas robustas como HPLC con detector UV | LC-MS para confirmación de masa y RMN para asignación estructural. Es importante controlar su nivel mediante optimización de condiciones de reacción y etapas de purificación para minimizar impactos en estabilidad del producto y cumplimiento de perfil de impurezas. Se recomienda validar límites de aceptación y métodos cuantitativos específicos.
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