3,4-methylenedioxy-n-isopropylamphetamine 3,4-methylenedioxy-n-isopropylamphetamine 3,4-methylenedioxy-n-isopropylamphetamine (mdip, mdipa) is a psychoactive drug of the phenethylamine and amphetamine chemical classes which acts as an entactogen, psychedelic, and stimulant. it is the n-isopropyl analogue of 3,4-methylenedioxyamphetamine (mda). mdip was first synthesized by alexander shulgin. in his book pihkal, the minimum dosage is listed as 250 mg. mdip produces a mild threshold. very little is known about the pharmacology, pharmacokinetics, effects, and toxicity of mdip. 3,4-methylenedioxy-n-isopropylamphetamine names preferred iupac name 1-(2h-1,3-benzodioxol-5-yl)-n-(propan-2-yl)propan-2-amine other names 3,4-methylenedioxy-n-isopropylamphetamineamine3,4-methylenedioxy-1-(alpha-methyl-amino-isopropyl)-ethane identifiers cas number 74698-37-6 y 3d model (jsmol) interactive image chemspider 2319184 pubchem cid 3057996 unii 307eh7224k y comptox dashboard (epa) dtxsid40388899 inchi inchi=1s/c13h19no2/c1-9(2)14-10(3)6-11-4-5-12-13(7-11)16-8-15-12/h4-5,7,9-10,14h,6,8h2,1-3h3key: xkevwmvuiddrmc-uhfffaoysa-n smiles c1=c2c(=cc=c1cc(c)nc(c)c)oco2 properties chemical formula c13h19no2 molar mass 221.300 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). y verify (what is yn ?) infobox references