Chemical |
Thiophanate-methyl |
CAS-number : |
23564-05-8 |
|
Synonyms : |
dimethyl-4,4'-(o-phenylene)bis(3-thioallophanate) |
tiofanaattimetyyli |
|
Sumformula of the chemical : |
C14H18N4O4S2
|
|
Uses : |
Active ingredient in fungicides.
|
|
Molecular weight : |
342.42 |
|
LD50 values to mammals in oral exposure, mg/kg : |
6640 |
orl-rat, Lewis & Sweet 1984 |
3400 |
orl-mus, - " - |
2270 |
orl-rbt, - " - |
3640 |
orl-gpg, - " - |
|
LD50 values to mammals in non-oral exposure , mg/kg : |
1140 |
ipr-rat, Lewis & Sweet 1984 |
790 |
ipr-mus, Lewis & Sweet 1984 |
|
LDLo values to mammals in oral exposure, mg/kg : |
4000 |
orl-dog, Lewis & Sweet 1984 |
|
LD50 values to birds in oral exposure, mg/kg : |
50000 |
> 50000, orl-japonese qal, Verschueren |
|
1983 |
|
Effects on plants : |
Topsin-M was applied to soil using 70 % a.i. wettable powder:
0.026 grams of Topsin-M available per plant caused decrease in
chloroplast activity of the leaves of gherkin seedlings
(van Wambeke et al. 1977).
|
|
LC50 values to algae, mg/l : |
8.5 |
48 hr, Chlorella pyrenoidesa, Canton |
|
1976 |
|
LC50 values to crustaceans, mg/l : |
16 |
48 hr, Daphnia magna, Canton 1976 |
|
LC50 values to fishes, mg/l : |
7.8 |
48 hr, Salmo gairdneri, Canton 1976 |
|
-- |
11 |
48 hr, Cyprinus carpio |
|
Pesticide Manual 1983 |
References |
70 | Anon. 1983c.
Pesticide Manual.
Worthing, C.R.
(toim.)
A world compedium.
The British Crop Biotection Council.
London. 7 th edition. |
239 | Canton, J.H. 1976.
The toxicity of benomyl,
thiophnate-methyl, and BCM to four freshwater organisms.
Bull.
Environ.
Contam.
Toxicol. 16(2): 214 - 218. |
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. |
1600 | van Wambeke, E., á Campo, P. & Vanachter, A. 1977.
Influence of
MBC on some physiological processes in the leaves of gherkin.
Neth.
J.
Pl.
Path. 83(1): 411 - 416. |
1468 | Verschueren, K. 1983.
Handbook of environmental data of
organic chemicals.
Van Nostrand Reinhold Co.
Inc., New York.
1310 s. |