ensaculin ensaculin ensaculin (ka-672) is a drug from the coumarin family, which has been researched as a potential treatment for dementia. it acts on a number of receptor systems, being both a weak nmda antagonist and a 5ht1a agonist. animal studies have shown promising nootropic effects, although efficacy in humans has yet to be proven. it was well tolerated in human trials, with the main side effect being orthostatic hypotension (low blood pressure). ensaculinclinical dataatc codenonepharmacokinetic dataelimination half-life13.7 hoursidentifiers iupac name 7-methoxy-6-propoxy]-3,4-dimethylchromen-2-one cas number155773-59-4 ypubchem cid208923chemspider181019 nunii869pgr00atchemblchembl1963107 nchemical and physical dataformulac26h32n2o5molar mass452.543 g·mol−13d model (jsmol)interactive image smiles o=c/4oc3cc(oc)c(occcn2ccn(c1ccccc1oc)cc2)cc3\c(=c\4c)c inchi inchi=1s/c26h32n2o5/c1-18-19(2)26(29)33-23-17-24(31-4)25(16-20(18)23)32-15-7-10-27-11-13-28(14-12-27)21-8-5-6-9-22(21)30-3/h5-6,8-9,16-17h,7,10-15h2,1-4h3 nkey:fqelzlmtapjjol-uhfffaoysa-n n ny (what is this?) (verify)