REDUCTION OF MONO- AND DICHLOROBIPHENYLS
807
Table 6. Evaluation of relative rate constant of reduction for the pair 2-chlorobiphenyl–3-chlorobiphenyl
Amounts loaded, mmol
0
1
0
2
а
C
1
/С
C
2
/С
(kobs
)
2
/(kobs
)
1
1
2
internal standard docosane)
0.15
2
-chloro biphenyl
3-chloro biphenyl
0
.25
0.26
0.64
.58
.53
0.63
.56
.43
0.72
0.65
0.60
0.70
0.61
0.53
0.74
0.79
0.80
0.77
0.85
0.77
0
0
0
.30
0.28
0.16
0
0
а
(
k
obs
)
2
/(kobs) = 0.79±0.04.
1
on the basis of consumption of starting substrates
according to the formula:
3. Kannan, N., Schulz-Bull, D.E., Petrick, G., and
Duinker, J.C., Intern. J. Environ. Anal. Chem., 1992,
vol. 47, p. 201.
0
2
0
1
(
k
obs
)
rel = (kobs
)
2
/(kobs
)
1
= ln (C
2
/C
)/ln (C
1
/C
),
4
. Safe, S., Critical Rev. Toxicol., 1984, vol. 13, p. 319.
where (k ) and (k ) are the rate constants of
5. Triska, J., Kuncova, G., Mackova, M., Novakova, H.,
Paasivirta, J., Lahtipera, M., and Vrchotova, N.,
Chemosphere, 2004, vol. 54, p. 725.
obs 1
obs 2
0
0
reduction of polychlorobiphenyls, C and C are con-
1
2
centrations of polychlorobiphenyls at the initial
moment, C and C are their concentrations in the
6. Havel, J. and Reineke, W., FEMS Microbiol. Lett.,
1
2
1
991, vol. 78, p. 163.
sample.
7
. Tiedje, J.M., Quesen, J.F., and Chee-Sanford, J.,
Following pairs of substrates were used: 2-chloro-
biphenyl and 3-chlorobiphenyl, 2-chlorobiphenyl and
Biodegradation, 1993, vol. 4, no. 7, p. 231.
8
9
. Dolfing, J., Arch. Microbiol., 1990, vol. 153, p. 264.
4
-chlorobiphenyl, 2-chlorobiphenyl and 3,4-dichloro-
. Mohn, W.W. and Tiedje, J.M., Arch. Microbiol., 1991,
biphenyl, 2-chlorobiphenyl and 4,4'-dichlorobiphenyl,
vol. 157, p. 1.
2
,4-dichlorobiphenyl and 3,4-dichlorobiphenyl, 2,5-
1
0. Ariizumi, A., Otsuka, T., Kamiyama, M., and Hosomi, M.,
dichlorobiphenyl and 3,4-dichlorobiphenyl, 2,3-di-
chlorobiphenyl and 3,4-dichlorobiphenyl. Evaluation
of the relative rate constant was carried out twice for
each pair of polychlorobiphenyls. In each experiment
J. Environ. Chem., 1997, vol. 7, p. 793.
1
1
1. Suzuki, H., Environ. Manag., 1997, vol. 33, p. 889.
2. Noma, Y., Mitsuhara, Y., Matsuyama, K., and Sakai, S.,
Organohalogen Compounds, 2003, vol. 63, p. 280.
3. Miyoshi, K., Nishio, T., Yasuhara, A., and Morita, M.,
Chemosphere, 2000, vol. 41, p. 819.
3
-4 samples were taken and the relative rate constant
1
was evaluated for each sample independently.
In the Table 6 an example of evaluation of the
relative rate constant for the pair 2-chlorobiphenyl–3-
chlorobiphenyl is presented.
14. Pittman, C.U. and He, J., J. Hazard. Mater., 2002,
vol. 92, no. 1, p.51.
15. Boyarskii, V.P., Zhesko, T.E., Lanina, S.A., and
Tereshchenko, G.F., Zh. Prikl. Khim., 2007, vol. 80,
no. 7, p. 1120.
ACKNOWLEDGMENTS
1
6. Lanina, S.A., Boyarskii, V.P., Zhesko, T.E., Nikifo-
rov, V.A., and Bart, T.Ya., Zh. Obshch. Khim., 2008,
vol. 78, no. 1, p. 127.
The work was carried out with the financial support
of Russian Fundation for Basic Research (grant no. 08-
03-91301-IND_a).
17. Hawari, J., J. Organomet. Chem., 1992, vol. 437,
nos. 1–2, p. 91.
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1
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