n-ethyl-2c-b n-ethyl-2c-b n-ethyl-2c-b is a recreational designer drug with psychedelic effects. it was first synthesised in the 1990s, and was first identified as a new psychoactive substance in finland in 2007. it is specifically listed as an illegal drug in finland, and controlled under analogue provisions in a number of other jurisdictions. n-ethyl-2c-blegal statuslegal status uk: in general unscheduled identifiers iupac name 2-(4-bromo-2,5-dimethoxyphenyl)-n-ethylethanamine cas number155639-24-0 ypubchem cid10379339chemspider8554782uniijc6ck9h75zchemblchembl57147chemical and physical dataformulac12h18brno2molar mass288.185 g·mol−13d model (jsmol)interactive image smiles coc1=cc(ccncc)=c(oc)c=c1br inchi inchi=1s/c12h18brno2/c1-4-14-6-5-9-7-12(16-3)10(13)8-11(9)15-2/h7-8,14h,4-6h2,1-3h3key:ftxazqudsnexmb-uhfffaoysa-n