4-PrO-DiPT, also known as 4-propanoyl-N,N-diisopropyltryptamine or as O-propionyl-4-HO-DiPT, is a psychedelic drug of the tryptamine and 4-hydroxytryptamine families related to 4-PrO-DMT. It is the O-propionate ester of 4-HO-DiPT and has been encountered as a novel designer drug. The drug was first described in the scientific literature by at least 2021.
Analogues of 4-PrO-DiPT include 4-HO-DiPT (iprocin), 4-AcO-DiPT (ipracetin), luvesilocin (4-GO-DiPT), 4-PrO-DMT, 4-PrO-MET, and 4-GO-DMT, among others.
4-PrO-DiPT is not a controlled substance in Canada as of 2025.