QNMR, D2O Exchange, 13C NMR, 13C APT, COSY NMR, NOESY NMR, 15N NMR, HSQC NMR, HMQC NMR, and HMBC NMR. These are available upon request and may be free or subject to additional charges.
Descrição
A Impureza Phloroglucinol EP Impurity B (CAS 108-46-3) | também conhecida como Resorcinol ou 1 | 3-dihidroxibenzeno | é um subproduto relevante em matérias-primas fenólicas cujo controlo é crítico para conformidade farmacopéptica. Caracteriza-se por elevada polaridade e solubilidade em solventes polares o que influencia métodos analíticos. A quantificação rotineira emprega HPLC com detecção UV | GC-MS para perfilagem e RMN para confirmação estrutural. A presença desta impureza pode afetar impurezas totais e estabilidade do lote | exigindo especificações claras | limites de identificação e estratégias de purificação. Fornecemos material de referência e dados analíticos para suporte ao controlo de qualidade.
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