A coccidiostat
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Clopidol

Item No. 26800

Technical Information
Formal Name
3,5-dichloro-2,6-dimethyl-4-pyridinol
CAS Number
2971-90-6
Synonyms
  • Farmcoccid
  • Meticlorpindol
  • NSC 253479
  • WR 61112
Molecular Formula
C7H7Cl2NO
Formula Weight
Purity
≥98%
A crystalline solid
λmax
210, 270 nm
SMILES
CC1=C(Cl)C(O)=C(Cl)C(C)=N1
InChi Code
InChI=1S/C7H7Cl2NO/c1-3-5(8)7(11)6(9)4(2)10-3/h1-2H3,(H,10,11)
InChi Key
ZDPIZLCVJAAHHR-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    Product Description

    Clopidol is a coccidiostat.1 It prevents mortality of chickens infected with the parasites E. tenella, E. necatrix, E. acervuline, E. mivati, E. brunetti, and E. maxima. It has antimalarial activity against P. berghei in mice and P. cynomologi in rhesus macaques.2 Clopidol is a potential contaminant in food poultry.3 Formulations containing clopidol have been used in the prevention of coccidiosis in chickens.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Reid, W.M., and Brewer, R.N. Efficacy studies on meticlorpindol as a coccidiostat. Poultry Sci. 46(3), 638-642 (1967).

    2. Markley, L.D., Van Heertum, J.C., and Doorenbos, H.E. Antimalarial activity of clopidol, 3,5-dichloro-2,6-dimethyl-4-pyridinol, and its esters, carbonates, and sulfonates. J. Med. Chem. 15(11), 1188-1189 (1972).

    3. MacNeil, J.D. Committee on drugs and related topics. Drug residues in animal tissues. J. AOAC Int. 86(1), 116-127 (2003).