What regulatory guidelines apply to ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate (CAS: 88767-98-0)?

Ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate (CAS: 88767-98-0) is subject to the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) for hazardous properties such as flammability, toxicity, and reactivity. It is also regulated under the REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals) in the European Union, requiring manufacturers and importers to register the substance if the annual tonnage exceeds 1 ton. In the United States, the Environmental Protection Agency (EPA) and the Food and Drug Administration (FDA) may have specific regulatory requirements depending on its intended use.