1,4-Benzoquinoneimine

p-Quinonimine (Acetaminophen Impurity 7 (4-quinoneimine)) is an impurity of Acetaminophen (A161220), an analgesic and antipyretic drug. Acetaminophen is a pain reliever commonly used to treat headache, muscle aches, arthritis, and other acute or chronic painful conditions.

ChEBI: 1,4-benzoquinone imine is a quinone imine. It is functionally related to a 1,4-benzoquinone.

Experimental reproductiveeffects. The solid decomposes violently (nearlyexplosive).When heated to decomposition it emits toxicfumes of NOx.