1,3-benzodioxolyl-n-methylpentanamine 1,3-benzodioxolyl-n-methylpentanamine n-methyl-1,3-benzodioxolylpentanamine (mbdp; methyl-k, uwa-091), also known as 3,4-methylenedioxy-α-propyl-n-methylphenethylamine, is a psychoactive drug of the phenethylamine chemical class. it is the n-methyl analogue of 1,3-benzodioxolylpentanamine (bdp; k). methyl-k was first synthesized by alexander shulgin ("sasha" shulgin). in his book pihkal ("phenethylamines i have known and loved"), the minimum dosage is listed as 100 mg, and the duration is unknown. very little is known about the pharmacology, pharmacokinetics, effects, and toxicity of methyl-k. 1,3-benzodioxolyl-n-methylpentanamine names preferred iupac name 1-(2h-1,3-benzodioxol-5-yl)-n-methylpentan-2-amine other names 3,4-methylenedioxy-α-propyl-n-methyl-2-phenethylamine identifiers cas number 952016-78-3 y 3d model (jsmol) interactive image chemspider 21106348 pubchem cid 17757316 unii 4d904vi4gr y comptox dashboard (epa) dtxsid60590851 inchi inchi=1s/c13h19no2/c1-3-4-11(14-2)7-10-5-6-12-13(8-10)16-9-15-12/h5-6,8,11,14h,3-4,7,9h2,1-2h3key: pzvrsdblmsxdcx-uhfffaoysa-n smiles c1=c2c(=cc=c1cc(nc)ccc)oco2 properties chemical formula c13h19no2 molar mass 221.30 g/mol except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references legality united kingdom this substance is a class a drug in the drugs controlled by the uk misuse of drugs act.