jwh-167 jwh-167 jwh-167 (1-pentyl-3-(phenylacetyl)indole) is a synthetic cannabinoid from the phenylacetylindole family, which acts as a cannabinoid agonist with about 1.75 times selectivity for cb1 with a ki of 90 nm ± 17 and 159 nm ± 14 at cb2. similar to the related 2'-methoxy compound jwh-250, and the 2'-chloro compound jwh-203, jwh-167 has a phenylacetyl group in place of the naphthoyl ring used in most aminoalkylindole cannabinoid compounds. jwh-167 names preferred iupac name 1-(1-pentyl-1h-indol-3-yl)-2-phenylethan-1-one identifiers cas number 864445-37-4 y 3d model (jsmol) interactive image chembl chembl365878 y chemspider 23256084 y pubchem cid 44397502 unii lqx1w3537n y comptox dashboard (epa) dtxsid20235554 inchi inchi=1s/c21h23no/c1-2-3-9-14-22-16-19(18-12-7-8-13-20(18)22)21(23)15-17-10-5-4-6-11-17/h4-8,10-13,16h,2-3,9,14-15h2,1h3 ykey: amcpoeouxqwesi-uhfffaoysa-n y smiles cccccn1cc(c2c1cccc2)c(=o)cc3ccccc3 properties chemical formula c21h23no molar mass 305.421 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references in the united states, cb1 receptor agonists of the 3-phenylacetylindole class such as jwh-167 are schedule i controlled substances.