3125 Oenanthotoxin Oenanthotoxin is a plant toxin found in hemlock water dropwort (Oenanthe crocata) and other plants of the genus Oenanthe. It is a central nervous system poison and acts as a non-competitive gamma-aminobutyric acid antagonist. (L1243) 20311-78-8 6436464 C17H22O2 258.161980 White powder. 87°C Oral (ingestion) (L1817) ; dermal (L1817) Oenanthotoxin is a central nervous system poison and acts as a non-competitive gamma-aminobutyric acid antagonist. (L1243) No indication of carcinogenicity to humans (not listed by IARC). Oenanthotoxin is a plant toxin found in hemlock water dropwort (Oenanthe crocata) and other plants of the genus Oenanthe. (L1243) Oenanthotoxin disrupts the central nervous system, leading to tremors, seizures, and death. (L1232) Oenanthotoxin produces nausea, emesis and abdominal pain, typically within 60 minutes of ingestion. (L1232) 2009-07-23T18:26:08Z 2014-12-24T20:25:57Z Oenanthotoxin true CCCC(O)CCC=CC=CC#CC#CC=CCO C17H22O2 InChI=1S/C17H22O2/c1-2-14-17(19)15-12-10-8-6-4-3-5-7-9-11-13-16-18/h4,6,8,10-11,13,17-19H,2,12,14-16H2,1H3/b6-4+,10-8+,13-11+ InChIKey=UPXPHJXYZGEBCW-JHTNEVNSSA-N 258.3554 258.161979948 Exogenous Solid 4941097