What regulatory guidelines apply to 6-Methylpyridazin-3(2H)-one monohydrobromide (CAS: 94248-99-4)?

The compound 6-Methylpyridazin-3(2H)-one monohydrobromide (CAS: 94248-99-4) is subject to various regulatory guidelines, including the Globally Harmonized System of Classification and Labeling of Chemicals (GHS), which categorizes it based on its physical and health hazards. In the European Union, it falls under the Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) regulation, which may require specific notifications and documentation. The U.S. Food and Drug Administration (FDA) and Environmental Protection Agency (EPA) may also have specific requirements for its handling, storage, and disposal, particularly concerning its potential environmental impacts.