2-Me-PiHP (2-methyl-α-pyrrolidinoisohexanophenone) is a synthetic stimulant from the cathinone family, often encountered in its HCl (hydrochloride) crystal form. Like many newer psychoactive substances, it has appeared in online markets as a “research chemical,” but its risks are significant and not fully studied. 2-Me-PiHP is chemically related to other synthetic cathinones such as ... https://purechemlab.com/product/2-me-pihp-hcl-crystal/