Chemical |
Phoxim |
CAS-number : |
14816-18-3 |
|
Synonyms : |
2-(diethoxyphosphinothionyloxyimino)2-phenylacetonitrile |
alpha-(((diethoxyphosphinothioyl)oxy)imino)-benzeneacetonitrile |
Baition |
diethoxyphosphinothioyloxyimino(phenyl)acetonitrile |
Foksiimi |
O,O-Diethyl-alpha-cyanobenzylideneamino-oxyphosphonothioate |
OMS-1170 |
phenylglyoxylonitrile oxime O,O-diethyl phosphorothionate |
SRA 7502 |
Volation |
|
Sumformula of the chemical : |
C12H15N2O3PS |
|
Purity, % : |
80 |
at least 80%, WPSREG 1993 |
|
Known impurities : |
* in technical grade
O,O-Diethyl phosphorochloridotioate (CAS 2524-04-1) < 0.5 %;
O,O,O-Triethyl phosphorothioate (CAS 126-68-1) < 0.6 - 1.2 %;
Oximether (=alpha-(ethoxyimino)benzeneacetonitrile < 1.0 - 1.5 %;
Cyanooxime (=alpha-(hydroxyimino)benzeneacetonitrile < 1.5 %;
4- Ethoxy-7-phenyl-3,5-dioxa-6-aza-4-phospha-6-octen-8-amide-
4- sulfide < 0.3 - 1.0 %;
E-Volaton (=E-alpha-(((diethoxyphosphinothionyl)oxy)imino)benzene-
acetonitrile < 3.0 - 4.5 %;
5-Ethoxy-2,8-diphenyl-4,6-dioxa-3,7-diaza-5-phospha-2,7-nonadiene-
dinitrile 5-sulfide < 0.5 - 1.0 %;
Benzylcyanide (=benzeneacetonitrile) (CAS 140-29-4) < 2.5 %;
Ammoniumchloride or ammoniumsulfate < 1.0 %;
Water < 0.2 %;
n-Butanol (solvent) 9.0 - 12 %
(WSPREG 1993) |
|
Uses : |
Active ingredient in insecticides.
Active ingredient in liquid wood preservatives with preventive
efficancy against wood-destroying fungi including softrot and
wood-destroying insects (WPSREG 1993).
|
|
State and appearance : |
Liquid (WSPREG 1993).
|
|
Density, kg/m3 : |
0.0012 |
20°C |
0.0011 |
technical grade |
|
WPSREG 1993 |
|
Vapor pressure, mmHg : |
0.000015 |
calculated, 20°C |
2.625 |
technical grade, 20°C |
|
WPSREG 1993 |
|
Water solubility, mg/l : |
10 |
< 10, MITI 1992 |
|
-- |
7 |
20°C |
1.5 |
20°C |
|
technical grade not soluble in water |
|
WPSREG. 1993 |
|
Flashing point, °C : |
38 |
WPSREG 1993 |
|
Log octanol/water coefficient, log Pow : |
4.38 |
MITI 1992 |
4.38 |
WPSREG 1993 |
|
Mobility : |
Rf = 0.12 +/- 0.04 (thin-layer plate) (WPSREG 1993).
|
|
Other physicochemical properties : |
Solubility in dichlormethane > 500 g/kg, in cyclohexane,
2-propanol, toluene and methylen chlorid > 600 g/kg (WPSREG
1993).
|
|
Total degradation in soil : |
T 1/2 = 25d, 40d (20-22°C) or 11-18 d (10-15°C) (WPSREG 1993).
|
|
Total degradation in water : |
Biodegradation:
3-8% by BOD
period: 28d
substance: 100 mg/l
sludge: 30 mg/l
(MITI 1992)
|
|
Bioconcentration factor, fishes : |
781 |
781 - 1610, 8w, Cyprinus carpio, conc 0.0166 mg/l, |
1610 |
|
412 |
412 - 1020, 8w, Cyprinus carpio, conc 0.00166 mg/l, |
1020 |
MITI 1992 |
|
-- |
412 |
412 - 1610, Cyprinus carpio |
1610 |
WPSREG 1993 |
|
LD50 values to mammals in oral exposure, mg/kg : |
250 |
250 - 2340, orl-mam, |
2340 |
WPSREG 1993 |
|
LD50 values to birds in oral exposure, mg/kg : |
10 |
orl-Agelaius phoeniceus |
23.7 |
orl-Sturnus vulgaris |
23.7 |
orl-Coturnix coturnix |
5.62 |
orl-Passer domesticus |
75 |
orl-Quiscalus quiscula |
23.7 |
orl-Columba livia |
|
Schafer et al. 1983 |
|
-- |
5.6 |
5.6 - 75, orl-birds, |
75 |
WPSREG 1993 |
|
EC50 values to algae, mg/l : |
0.62 |
24h, Scenedesmus subspicatus, WPSREG 1993 |
|
NOEC values to algae, mg/l : |
0.1 |
< 0.1, Scenedesmus subspicatus, |
|
(nominal consentrations), WPSREG 1993 |
|
EC50 values to crustaceans, mg/l : |
0.00052 |
48hr, Penaeus duodarum |
0.00068 |
48hr, Daphnia magna |
|
WPSREG 1993 |
|
LOEC values to crustaceans, mg/l : |
0.00008 |
21d, Daphnia magna, WPSREG 1993 |
|
NOEC values to crustaceans, mg/l : |
0.000068 |
< 0.000068, 48h, Daphnia magna |
0.000042 |
21d, Daphnia magna |
0.0001 |
48h, Penaeus duodarum |
|
WPSREG 1993 |
|
LC50 values to fishes, mg/l : |
0.1 |
0.1 - 1.0, srv,act, Salmo gairdneri, |
1 |
Pesticide Manual 1983 |
0.1 |
0.1 - 1.0, srv,act, Cyprinus carpio, |
1 |
Pesticide Manual 1983 |
1 |
1 - 10, srv,act, Carassius auratus, |
10 |
Pesticide Manual 1983 |
|
-- |
3.16 |
48hr, Oryzias latipes, MITI 1992 |
|
-- |
0.22 |
96h, Lepomis macrochirus |
0.00028 |
48h, Leiostomus xanthurus |
2.14 |
96h, Leuciscus idus melanotus, |
|
WPSREG 1993 |
|
-- |
0.082 |
96hr, Lepomis macrochirus, AQUIRE 1994 |
|
NOEC values to fishes, mg/l : |
0.36 |
0.36 - 0.50, 96h, Salmo gairdneri, |
0.5 |
|
0.000001 |
< 0.000001, 48h, Leiostomus xanthurus, |
1 |
96h, Leuciscus idus melanotus, |
0.14 |
96h, Lepomis macrochirus, |
|
WPSREG 1993 |
References |
70 | Anon. 1983c.
Pesticide Manual.
Worthing, C.R.
(toim.)
A world compedium.
The British Crop Biotection Council.
London. 7 th edition. |
3107 | AQUIRE 1993 -.
Aquatic Toxity Information Retrieval Database.
U.S.Environmental Protection Agency, Office of Pesticides and
Toxic Substances, Washington, D.C.
|
3105 | MITI 1992.
Biodegradation and bioaccumulation data of existing
chemicals based on the CSCL Japan.
Compild under the Safety
Division Basic Industries Bureau Ministry of International
Trade & Industry, Japan.
Edited by Chemicals Inspection &
Testing Institute, Japan.
|
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. |
3119 | WPSREG.
Application for registration of wood preservatives/
slimicides.
National Board of Waters and the Environment,
Chemicals Control Unit.
|