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Data bank of environmental chemicals     |     The Finnish Environment Institute (SYKE)
 


9.12.2019

Data bank of environmental properties of chemicals


Chemical
Dichlorvos
CAS-number :
62-73-7
 
Synonyms :
2,2-dichlorovinyl-O,O-dimethyl phosphate
DDVP
Diklorvossi
 
Sumformula of the chemical :
C4H7Cl2O4P
EINECS-number :
2005477
 
Uses :
Active ingredient in insecticides.
 
State and appearance :
colourless to amber liquid
 
Molecular weight :
220.98
 
Vapor pressure, mmHg :
0.012  20°C
 
Boiling point, °C :
35  35/120
120 
 
Bioconcentration factor, fishes :
0.5  <0.5 Cyprinus carpio, AQUIRE 1994
 
LD50 values to mammals in oral exposure, mg/kg :
32  orl-rat, Lewis & Sweet 1984
10  orl-rbt, - " -
 
LD50 values to mammals in non-oral exposure , mg/kg :
70.4  skn-rat, Lewis & Sweet 1984
107  skn-rbt, - " -
 
Carcinogenicity :
NCI carcinogenesis bioassay completed: results negative; mus, rat
(Lewis & Sweet 1984).
 
LD50 values to birds in oral exposure, mg/kg :
13.3  13.3 - 17.8, orl-Agelaius phoeniceus
17.8 
11  11.0 - 42.2, orl-Sturnus vulgaris
42.2 
23.7  orl-Coturnix coturnix
17.8  orl-Passer domesticus
13.3  orl-Quiscalus quiscala
23.7  orl-Columba livia
  Schafer et al. 1983
 
LC50 values to crustaceans, mg/l :
0.00026  srv,act, 48 hr, Simocephalus serrulatus,
  Sanders & Cope 1966
  --
0.881  srv,act, 96 hr, Macrobrachium lamarrei,
  Omkar & Shukla 1985
0.0004  srv act, 96 hr, Gammarus fasciatus,
  Sanders 1972
  --
0.009  srv, act, Daphnia pulex,
  Nishiuchi & Hashimoto 1967
  --
0.02  srv,act, 24 hr, Daphnia magna, Ardo 1974
0.01  srv,act, 48 hr
  --
0.000066  srv,act, Daphnia pulex, Kenaga 1979
  --
0.0131  1d, Macrobrachium lamarrei
0.0083  2d, Macrobrachium lamarrei
0.0058  3d, Macrobrachium lamarrei
  Mary et al. 1986
 
NOEC values to crustaceans, mg/l :
0.00156  96 hr, Homarus gammarus, AQUIRE 1994
 
LC50 values to fishes, mg/l :
0.2  src,act, 96 hr, Mugil cephalus, Eisler
  1970a
0.87  srv,act, 96 hr, Lepomis macrochirus,
  Verschueren 1983
0.4  srv,act, 96 hr, Mystus vittatus,
  Verma et al. 1981a
2.04  srv,act, 96 hr, Channa punctata,
  Verma et al. 1981a
srv, act, 24 hr, Lepomis macrochirus,
  Pesticide Manual 1983
0.48  srv,act, Lepomis macrochirus, Kenaga
  1979
40  > 40, srv,act, 48 hr, Cyprinus carpio,
  Nishiuchi & Hashimoto 1967
 
Effects on physiology of water organisms :
Lamellidens marginalis; 5 mg/l, 2 d, biochemical effect (change
in physiochemical process including glycogen uptake,
cholesterol levels and lipid analysis) (Srinavasamoorthy et al.
1986).

Tilapia mossambica; 0.014 mg/l, 90 d, change in growth (Pal &
Konar 1986).
 
Other information of water organisms :
LC50 0.0001 mg/l, 96hr, Pteronarcys californica (Sanders & Cope
1968).

References
70Anon. 1983c. Pesticide Manual. Worthing, C.R. (toim.) A world compedium. The British Crop Biotection Council. London. 7 th edition.
3107AQUIRE 1993 -. Aquatic Toxity Information Retrieval Database. U.S.Environmental Protection Agency, Office of Pesticides and Toxic Substances, Washington, D.C.
78Ardo, J. 1974. Acute toxicity of some pesticides. Vodn. Hospod. B. Vol. 24(8): 222-224.
391Eisler, R. 1970a. Acute toxicities of organochlorine and organophosphorus insecticides to estuarine fishes. Bureau of Sport Fisheries and Wildlife Technical Paper 46, Government Printing Office, Washington, D.C.
705Kenaga, E.E. 1979. Acute and chronic toxicity of 75 pesticides to various animal species. Down to earth 35(2): 25 - 31.
1589Lewis, R.J. & Sweet, D.V. 1984. Registry of toxic effects of chemical substances. National Institute for Occupational Safety and Health. No. 83-107-4.
1904Mary, Sr.A. et al. 1986. Toxicity evaluation of organophosphorus and chlorinated hydrocarbon pesticides in freshwater prawn Macrobrachium lamerrii. J. Environ. Biol. 7: 189.
1053Nishiuchi, Y. & Hashimoto, Y. 1967. Toxicity of pesticide ingredients to some fresh water organisms. Botyu-Kagaku 32: 5-11.
1787Omkar & Shukla, G.S. 1985. Toxicity of insecticides to Macrobrachium lamarrei (H. Milne Edwards) (Decapoda, Palaemonidae). Crustaceana 48: 1.
1995Pal, A.K. & Konar, S.K. 1986. Chronic effects of the organophosphorus insecticide DDVP on feeding, survival, growth, and reproduction of fish. Aquat. Sci. Fish. Abstr. 16: 180.
1973Pilli.A., Carle, D.O., Kline. E., Pickering. Q. & Lazorchak. J. 1988. Effets of pollution on freshwater organisms. JWPCF 60(6): 994 - 1065.
1226Sanders, H.O. & Cope, O.B. 1968. The relative toxicities of several pesticides to naiads of three species of stoneflies. Limnol. Oceanogr. 13(1): 112 - 117.
1225Sanders, H.O. & Cope, O.B. 1966. Toxicities of several pesticides to two species of cladocerans. Trans. Am. Fish Soc. 95: 165 - 169.
1223Sanders, H.O. 1972. The toxicities of some insecticides to four species of malocostracan crustacea. Fish Pesticide Res. Lab. Columbia, Mo., Bureau of Sport Fish and Wildlife.
1743Schafer , 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.
1994Srinivasamoorthy, K. et al. 1986. Dichlorvos induced metabolic changes in tissues of fresh water mussel, Lamellidens marginalis. J. Environ. Biol. 7: 101.
1464Verma, S.R. et al. 1981a. Evaluation of the comparative toxicity of thiotox, dichlorvos and carbofuran to two fresh water Teleosts Ophiocephalus punctatus and Mystus vittatus. Acta Hydrochim. Hydrobiol. (Ind.) 9: 119.
1468Verschueren, K. 1983. Handbook of environmental data of organic chemicals. Van Nostrand Reinhold Co. Inc., New York. 1310 s.

 
 
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