Is Aspartame Impurity 1 (CAS: 106-57-0) safe?

Aspartame Impurity 1 (CAS: 106-57-0) is generally considered safe when used in controlled laboratory settings. However, as with any chemical, it should be handled with appropriate precautions, such as wearing protective gloves and goggles. While it is not classified as toxic in typical exposure scenarios, safety standards recommend avoiding prolonged contact with skin or inhalation of its dust. It is important to follow standard safety protocols for chemical handling.