What regulatory guidelines apply to 2-Chloro-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carbaldehyde (CAS: 1211443-55-8)?

This compound falls under the scope of GHS classification, which includes specific handling and storage guidelines. It is also subject to REACH regulations in the EU, requiring manufacturers and importers to register the substance if used above a certain tonnage threshold. In the US, FDA and EPA may have additional requirements for the use and disposal of this compound, particularly if it is used in pharmaceuticals or pesticides.