| Chemical |
Dimethyl amine |
| CAS-number : |
124-40-3 |
| |
| Synonyms : |
| dimetyyliamiini |
| Methanamine, N-methyl- |
| |
| Sumformula of the chemical : |
| C2H7N |
| EINECS-number : |
| 2046974 |
| |
| Melting point, °C : |
| -37 |
MITI 1992 |
| |
| Boiling point, °C : |
| 52 |
MITI 1992 |
| |
| Log octanol/water coefficient, log Pow : |
| -0.38 |
Sangster 1989 |
| |
| Photochemical degradation in air : |
Photooxidation half-life in air:
9.20hr - 0.892hr, based upon measured rate constants for
reaction with hydroxyl radical and ozone (Howard 1991).
|
| |
| Half-life in air, days : |
| 0.38 |
9.20gr . 0.892hr, |
| 0.04 |
based upon photooxidation half-life in air. |
| |
Howard 1991 |
| |
| Half-life in soil, days : |
| 14 |
14d - 3.6d, |
| 3.6 |
based upon soil die-away test data. |
| |
Howard 1991 |
| |
| Half-life in water, days : |
| 3.3 |
79hr - 2hr, |
| 0.08 |
in surface water: scientific judgement based upon estimated unacclimated aqueous aerobic biodegradation half-life. |
| 6.58 |
158hr - 4hr, |
| 0.17 |
in ground water: scientific judgement based upon estimated unacclimated aqueous aerobic biodegradation half-life. |
| |
Howard 1991 |
| |
| Aerobic degradation in water : |
Aerobic half-life:
3.3d - 2hr, based upon river die-away test data (Howard 1991).
|
| |
| Anaerobic degradation in water : |
Anaerobic half-life:
13.2d - 8hr, scientific judgement based upon estimated
unacclimated aqueous aerobic biodegradation half-life (Howard
1991).
|
| |
| Total degradation in water : |
Biodegradation:
51% by BOD (on the upward trend)
period: 14d
substance: 100 mg/l
sludge: 30 mg/l
(MITI 1992)
|
| |
| Ready biodegradability : |
Confirmed to be biodegradable (Anon. 1987). |
| |
| EC50 values to algae, mg/l : |
| 9 |
rpd,schr, 96 hr, Selenastrum |
| |
capricornutum, Calamari et al. 1982b |
| 30 |
rpd,act, 96 hr, Chlorella pyrenoidosa, |
| |
Leeuwen et al. 1985 |
| |
| LC50 values to crustaceans, mg/l : |
| 48 |
srv,act, 24 hr, Daphnia magna, |
| |
Calamari et al. 1982b |
| 50 |
srv,act, 48 hr, Daphnia magna, |
| |
Leeuwen et al. 1985 |
| |
| LC50 values to fishes, mg/l : |
| 17 |
srv,sfd,act, 96 hr, Salmo gairdneri, |
| |
Calamari et al. 1980 |
| 118 |
srv,hrd,act, 96 hr, Salmo gairdneri, |
| |
Calamari et al. 1980 |
| 1.2 |
srv,chr, 50 d, Salmo gairdneri, |
| |
Calamari et al. 1979 |
| 210 |
srv,act, 96 hr, Poelicia reticulata, |
| |
Leeuwen et al. 1985 |
References |
| 1848 | Anon. 1987a.
The list of the existing chemical substances tested
on biodegradability by microorganisms or bioaccumulation in
fish body by Chemicals Inspection & Testing Institute.
Ministry
of International Trade and Industry, MITI.
Japan. |
| 231 | Calamari, D. et al. 1980b.
Influence of water hardness of
cadmium toxicity to Salmo gairdneri Rich.
Water Res.
(G.B.)
14: 1421. |
| 229 | Calamari, D. et al. 1979.
System of tests for the assessment
of toxic effects on aquatic life: An experimental preliminary
approach.
Ecotoxicol.
Environ.
Safety 3: 75. |
| 235 | Calamari, D., DaCasso, R., Galassi, S., Provini, A. & Vighi, M.
1982b.
Estimating the hazard of eight amines on aquatic
life.
In: Principles for the interpretation of the results of
testing procedures in ecotoxicology.
Report EUR 7549 EN/FR. |
| 234 | Calamari, D., DaCasso, R., Galassi, S., Provini, A. & Vighi, M.
1980.
Biodegradation and toxicity of selected amines on
aquatic organisms.
Chemosphere 9: 753. |
| 3120 | Howard, P.H., Boethling, R.S., Jarvis, W.F., Meylan, W.M. &
Michalenko, E.M., Handbook of Environmental Degradation Rates,
1991.
Lewis Publicers, Inc., Chelsea, Michigan, U.S.A.,
pp. 725.
|
| 810 | Leeuwen, C.J. van, Maas-Diepeveen; J.L., Niebeek, G.,
Vergoun, W.H.A., Griffioen, P.S. & Luijiken, M.W. 1985.
Aquatic toxicological aspects of dithiocarbamates and
related compounds.
I.
Short-term toxicity tests.
Aquatic
Toxicol. 7(3): 145-164. |
| 811 | Leeuwen, C.J. van, Moberts, F. & Niebeck, Y. 1985b.
Aquatic
toxicological aspects of dithiocarbamates and related
compounds.
II.
Effects on survival, reproduction and growth of
Daphnia magna.
Aquatic Toxicol. 7(3): 165 - 175. |
| 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.
|
| 3104 | Sangster, J. 1989.
Octanol-water partition coefficients of
simple organic compounds.
J.
Phys.
Chem.
Ref.
Data, Vol 18, No.
3: 1111 - 1229. |
