Is Diethyl 5-ethyl-2,3-pyridinedicarboxylate (CAS: 105151-39-1) safe?

Diethyl 5-ethyl-2,3-pyridinedicarboxylate (CAS: 105151-39-1) is generally safe when handled with proper precautions. It is important to avoid contact with skin and eyes, and to ensure good ventilation during use. Protective equipment such as gloves and safety glasses should be worn. Fire and explosion hazards are potential concerns, so it should be stored away from sources of ignition and incompatible materials. Ingestion can be harmful, so it is not recommended for ingestion.