5-APB is a derivative of the designer drug 6-APB, also known as benzo fury, and is a stimulant and entactogen belonging to the amphetamine and the phenethylamine classes. It is an analog of MDA where the 3,4-methylenedioxyphenyl ring system has been replaced with a benzofuran ring. 5-APB is also the unsaturated benzofuran derivative of 5-APDB. This product is intended for forensic purposes.
