Chemical |
Methoprene |
CAS-number : |
40596-69-8 |
|
Synonyms : |
(isopropyl(2E-4E)-11-methoxy-3,7,11-trimethyl-dodeca-2,4-dienoate |
2,4-Dodecadienoic acid, 11-methoxy-3,7,11-trimethyl-, 1- methylethyl ester, (E,E)- |
altosid-SR-10 |
Metopreeni |
ZR-515 |
|
Sumformula of the chemical : |
C19H34O3 |
EINECS-number : |
2549932 |
|
Uses : |
Insect growth regulator; prevents adult emergence of
mosquitoes, houseflies, stable-flies and blackflies by
preventing metamorphosis of final instar larvae.
|
|
State and appearance : |
Amber liquid.
|
|
Spesicif gravity (water=1) : |
0.9261 |
at 20 °C |
|
Vapor pressure, mmHg : |
0.0000237 |
at 25 °C |
0.00016 |
at 40 °C |
|
LD50 values to mammals in oral exposure, mg/kg : |
34600 |
orl-rat, Martin 1968 |
|
LD50 values to mammals in non-oral exposure , mg/kg : |
3000 |
skn-rbt, Martin 1968 |
|
Teratogenicity : |
Teratogenicity: no effects on rats at 1000 mg/kg (Martin 1968). |
|
LC50 values to crustaceans, mg/l : |
2.15 |
adult female,96hr, Gammarus aequieaudu |
1.95 |
adult male,96hr, Gammarus aequieaudu |
|
Gradon et al. 1976 |
|
LC50 values to fishes, mg/l : |
106 |
96hr, Salmo gairdneri |
86 |
96hr, Oncorhynchus kisutch |
|
McKague & Pridmore 1978 |
|
-- |
4.39 |
act, Salmo trutta, Martin 1968 |
|
Effects on reproduction of water organisms : |
Decapod: Rhithropanopeus harrissii: adult: 1.30 mg/l, 12 - 15
days.
Progressive inhibition of vitellogenesis and stimulation
of spermatogenesis after 30 - 45 days (Payen & Costlow 1977).
|
References |
497 | Gradom, L. et al. 1976.
Toxicity of altosid to the crustacean
Gammarus aequicauda.
Mosquito News, 36: 294. |
897 | Martin, H. 1968.
Pesticide manual, British crop protection
council, Clacks Farm, Boreley, Ombersley, Droitwich, Worcester,
U.K. |
919 | McKague, A.B. & Pridmore, R.B. 1978.
Toxicity of altoxid
and dimilin to juvenile rainbow trout and coho salmon, Bull.
Environm.
Contam.
Toxicol. 20: 167 - 169. |
1852 | Payen, G.G. & Costlow, J.D. 1977.
Effects of a juvenile hormone
mimic on male and female gametogesis of the mud-crab,
Rhithropanopeus harrisii (Gould) (Brachyura: Xanthidae).
Biol
Bull. 152: 199. |