Numéro CAS

CAS 37247-10-2 — Azure II

Azure II is a synthetic triarylmethane dye, primarily used as a pH indicator in analytical chemistry and biochemistry for detecting pH changes around 1.0–2.5, shifting from red to green. This high-purity reagent is available as a solid powder with a CAS number of 37247-10-2, a molecular formula of C16H18N3S·C15H16N3S·2Cl, and a molecular weight of 625.68 g/mol. It requires ambient storage and carries a signal word of "Warning" for safety. Molekula supplies Azure II from research to bulk quantities with full documentation and ISO 9001:2015 traceability.