Chemical |
Fenchlorphos |
CAS-number : |
299-84-3 |
|
Synonyms : |
Fenklorfossi |
O,O-dimethyl-O-(2,4,5-trichlorophenyl)-phosphorothioate |
O,O-dimetyyli-O-(2,4,5-trikloorifenyyli)tiofosfaatti |
Phosphorothioic acid, O,O-dimethyl O-(2,4,5-trichlorophenyl) ester |
ronnel. |
|
Sumformula of the chemical : |
C8H8Cl3O3PS |
EINECS-number : |
2060826 |
|
Uses : |
insecticide
|
|
Molecular weight : |
321.54 |
|
Vapor pressure, mmHg : |
0.0008 |
25°C |
|
Water solubility, mg/l : |
40 |
room temperature |
|
Melting point, °C : |
40 |
40 - 42 |
42 |
|
|
LD50 values to mammals in oral exposure, mg/kg : |
906 |
orl-rat, Lewis & Sweet 1984 |
420 |
orl-rbt, - " - |
|
LD50 values to mammals in non-oral exposure , mg/kg : |
1000 |
skn-rbt, Lewis & Sweet 1984 |
400 |
unk-mam, - " - |
|
LD50 values to birds in oral exposure, mg/kg : |
80 |
orl-bwd, Lewis & Sweet 1984 |
500 |
orl-trk, Lewis & Sweet 1984 |
|
-- |
75 |
75.0 - 80.0, orl-Agelaius phoeniceus |
80 |
|
353 |
353 - 375, orl-Sturnus vulgaris |
375 |
Schafer et al. 1983 |
|
LC50 values to crustaceans, mg/l : |
0.002 |
act, Daphnia pulex, Frear & Boyd 1967 |
|
-- |
0.0057 |
act, Daphnia magna, Kenaga 1979 |
|
LC50 values to fishes, mg/l : |
0.74 |
Salmo gairdneri, Kenaga 1979 |
1 |
Lepomis macrochirus |
|
-- |
0.31 |
96 hr, Pimephales promelas, Solon & |
|
Nair 1970 |
|
Other information of water organisms : |
LOEC 3.16 mg/l, Colpidium campylum (Dive et al. 1980).
|
References |
343 | Dive, D., Leclerc, H., Persoone, G. 1980.
Pesticide
toxicity on the ciliate protozoan Colpidium campylum and
possible consequences of the effect of pesticides in the
aquatic environment.
Ecotoxicol.
Environ.
Saf. 4(2): 129 - 133. |
447 | Frear, D.E.H. & Boyd, J.E. 1967.
Use of Daphnia magna for
microbioassay of pesticides, I.J.Econom.
Entomol. 60: 1228 -
1238. |
705 | Kenaga, E.E. 1979.
Acute and chronic toxicity of 75
pesticides to various animal species.
Down to earth 35(2): 25 -
31. |
1589 | Lewis, R.J. & Sweet, D.V. 1984.
Registry of toxic effects of
chemical substances.
National Institute for Occupational Safety
and Health.
No. 83-107-4. |
1743 | Schafer , E.W.Jr., Bowles, W.A.Jr., Hurlbut, J. 1983.
The acute
oral toxicity, repellency and hazard potential of 993 chemicals to
one or more species of wild and domestic birds.
Arch.
Environ.
Contam.
Toxicol. 12: 355 - 382. |
1332 | Solon, J.M. & Nair, J.H. 1970.
The effect of a sublethal
concentration of LAS on the acute toxicity of various
phosphate pesticides to the fathead minnow Pimephales
promelas Rafinesque, Bull.
Environm.
Contam.
Toxicol. 5(5):
408 - 413. |