methallylescaline methallylescaline methallylescaline (4-methylallyloxy-3,5-dimethoxyphenethylamine) is a lesser-known psychedelic drug. it is the 4-methyl analog of allylescaline. methallylescaline was first synthesized by alexander shulgin. in his book pihkal, the dosage range is listed as 40–65 mg and the duration is listed as 12–16 hours. little data exists about the pharmacological properties, metabolism, and toxicity of methallylescaline, though it is known to be an agonist of 5-ht2a receptors, and has been sold as a designer drug. methallylescaline names preferred iupac name 2-ethan-1-amine identifiers cas number 207740-41-8 y 3d model (jsmol) interactive image chembl chembl126803 y chemspider 21106346 y pubchem cid 44350127 unii cvn0s9v910 comptox dashboard (epa) dtxsid20658380 inchi inchi=1s/c14h21no3/c1-10(2)9-18-14-12(16-3)7-11(5-6-15)8-13(14)17-4/h7-8h,1,5-6,9,15h2,2-4h3 ykey: foxjfbffgulacd-uhfffaoysa-n yinchi=1/c14h21no3/c1-10(2)9-18-14-12(16-3)7-11(5-6-15)8-13(14)17-4/h7-8h,1,5-6,9,15h2,2-4h3key: foxjfbffgulacd-uhfffaoyag smiles cc(=c)coc1c(cc(cc1oc)ccn)oc properties chemical formula c14h21no3 molar mass 251.326 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 legal status methallylescaline is illegal in sweden as of 26 january 2016.