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Article Id: WHEBN0020858019
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Title: TCPy  
Author: World Heritage Encyclopedia
Language: English
Subject: 1-Naphthol, Insecticides, Attractive toxic sugar baits, Silafluofen, Empenthrin
Collection: 2-Pyridones, Chloroarenes, Organochlorides
Publisher: World Heritage Encyclopedia


CAS number  YesY
ChemSpider  YesY
Jmol-3D images Image 1
Molecular formula C5H2Cl3NO
Molar mass 198.43 g mol−1
Density 1.67g/cm3
Melting point 172−174 °C
Boiling point 254.8 °C @760mmHg
Flash point 107.9 °C (226.2 °F; 381.0 K)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
 YesY   YesY/N?)

TCPy or 3,5,6-trichloro-2-pyridinol is a metabolite of testosterone levels in men.[1] According to this source, exposure is "widespread" and of "potential public health importance".


  1. ^ Meeker, J. D.; Ryan, L.; Barr, D. B.; Hauser, R. (2006). "Exposure to Nonpersistent Insecticides and Male Reproductive Hormones". Epidemiology 17 (1): 61–68.  
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