fub-jwh-018 fub-jwh-018 fub-jwh-018 (also known as fub-018) is a naphthoylindole-based synthetic cannabinoid, representing a molecular hybrid of jwh-018 and ab-fubica or adb-fubica. fub-jwh-018legal statuslegal status ca: schedule ii de: npsg (industrial and scientific use only) uk: class b us: schedule i identifiers iupac name (1-(4-fluorobenzyl)-1h-indol-3-yl)(naphthalen-1-yl)methanone cas number2365471-45-8 ychemspider34450892uniiu0z5ko073gchemical and physical dataformulac26h18fnomolar mass379.434 g·mol−13d model (jsmol)interactive image smiles o=c(c1=cc=cc2=c1c=cc=c2)c3=cn(cc4=cc=c(f)c=c4)c5=cc=cc=c53 inchi inchi=1s/c26h18fno/c27-20-14-12-18(13-15-20)16-28-17-24(22-9-3-4-11-25(22)28)26(29)23-10-5-7-19-6-1-2-8-21(19)23/h1-15,17h,16h2key:vreqtlwjhfqlex-uhfffaoysa-n legal status in the united states, all cb1 receptor agonists of the 3-(1-naphthoyl)indole class such as fub-jwh-018 are schedule i controlled substances. as of october 2015 fub-jwh-018 is a controlled substance in china.