Produto de oxidação do dissulfeto de glicerol (CAS 4807-52-7) é uma impureza formada por oxidação parcial que compromete o perfil de pureza de matérias-primas contendo ligações sulfuradas. Caracteriza-se por massa molecular e fragmentação específicas detectáveis por LC-MS e GC-MS e por sinais atribuíveis em RMN de 1H e 13C; apresenta solubilidade variável em solventes polares e estabilidade dependente de pH e exposição a oxigênio. A sua presença pode alterar propriedades reológicas e promover degradação secundária | exigindo monitorização por métodos validados e limites de especificação claros. Estratégias de controle incluem condições inertizadas | antioxidantes e análises periódicas de estabilidade.
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