CAS Registry Number

CAS 7782-78-7 — Nitrosylsulfuric acid 40% in sulfuric acid

Nitrosylsulfuric acid (40% in sulfuric acid) is a powerful nitrosating agent widely used in chemical synthesis, dye production, and pharmaceutical manufacturing. It facilitates the introduction of nitroso groups into organic compounds, enabling the creation of intermediates for drugs, pigments, and specialty chemicals. This solution has a CAS number of 7782-78-7, a molecular formula of HO3SONO, and a molecular weight of 127.08. It is stored at ambient conditions, classified with the signal word "Danger" due to its hazardous nature. Molekula supplies Nitrosylsulfuric acid 40% in sulfuric acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.