View source for TCPy

{{Chembox
| ImageFile = TCPy.png
| ImageSize = 150px
| IUPACName = 3,5,6-Trichloro-1''H''-pyridin-2-one
| OtherNames = 
| Section1 = {{Chembox Identifiers
| CASNo = 6515-38-4
| PubChem = 
| SMILES = O=C1C(Cl)=CC(Cl)=C(Cl)N1
}}
| Section2 = {{Chembox Properties
| C=5 | H=2 | Cl=3 | N=1 | O=1
| Appearance = 
| Density = 
| MeltingPt = 
| BoilingPt = 
| Solubility = }}
| Section3 = {{Chembox Hazards
| MainHazards = 
| FlashPt = 
| Autoignition = }}
}}

'''TCPy''' or 3,5,6-trichloro-2-pyridinol is a metabolite of [[chlorpyrifos]] and [[chlorpyrifos-methyl]], both [[organophosphate]] insecticides.  A study in Massachusetts reported a correlation between exposure to TCPy and lower [[testosterone]] levels in men.<ref>{{cite journal | journal = Epidemiology | volume =17 | issue = 1 | year = 2006 | pages = 61–68 | title = Exposure to Nonpersistent Insecticides and Male Reproductive Hormones | author = Meeker, John D.; Ryan, Louise; Barr, Dana B.; Hauser, Russ | url = http://www.epidem.com/pt/re/epidemiology/abstract.00001648-200601000-00012.htm;jsessionid=JWYSrntD62JcBjN1nQv1yljZD67LDJKD1lML2J43nKhmJxGL1HPG!1572476123!181195628!8091!-1 | doi = 10.1097/01.ede.0000190602.14691.70 | pmid = 16357596}}</ref>  According to this source, exposure is "widespread" and of "potential public health importance".

== References ==
{{reflist}}

{{Insecticides}}

[[Category:Organochlorides]]
[[Category:2-Pyridones]]
[[Category:2Fix]]