3-chloropropanoic acid 3-chloropropanoic acid 3-chloropropanoic acid (also 3-chloropropionic acid) is the organic compound with the formula clch2ch2co2h. a white or colorless solid, it is used as a drug and a synthetic intermediate. the compound is produced by the hydrochlorination of acrylic acid. 3-chloropropanoic acididentifiers iupac name 3-chloropropionic acid cas number107-94-8 ypubchem cid7899chemspider7611uniir5j180fn9zcomptox dashboard (epa)dtxsid5021546 echa infocard100.003.214 chemical and physical dataformulac3h5clo2molar mass108.52 g·mol−13d model (jsmol)interactive imagemelting point42 °c (108 °f)boiling point204 °c (399 °f) (decomp.) smiles c(ccl)c(=o)o inchi inchi=1s/c3h5clo2/c4-2-1-3(5)6/h1-2h2,(h,5,6)key:qeymmokeczbkac-uhfffaoysa-n (verify) with the name umb66, this compound is a drug used in scientific research. it is structurally related to ghb and binds to the ghb receptor, but has no affinity for gaba receptors. it is also an active ingredient in some herbicide blends. overdose may cause unconsciousness and/or convulsions.