What regulatory guidelines apply to 2-Amino-7-methyl-1,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one (CAS: 90065-66-0)?

The 2-Amino-7-methyl-1,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one (CAS: 90065-66-0) is regulated under the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) with specific requirements for hazard communication. In the European Union, it is also subject to the Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) regulation. Additionally, it may be regulated by the U.S. Food and Drug Administration (FDA) and the U.S. Environmental Protection Agency (EPA) under specific circumstances.