Chemical |
p-Aminobenzoic acid |
CAS-number : |
150-13-0 |
|
Synonyms : |
4-carboxyaniline |
Benzoic acid, 4-amino- |
|
Sumformula of the chemical : |
C7H7NO2 |
EINECS-number : |
2057530 |
|
Molecular weight : |
137.13 |
|
Water solubility, mg/l : |
3400 |
at 9.6 °C |
|
Melting point, °C : |
187 |
|
|
Log octanol/water coefficient, log Pow : |
0.68 |
|
|
Total degradation in soil : |
Biodegradation: decomposition by a soil microflora:
> 8 days (Verschueren 1983).
Lag period fo degradation of 16 mg/l by wastewater
or by soil at pH 7.3 and 30 °C: less than 1 day
(Verschueren 1983).
|
|
Other information of degradation : |
Impact on biodegradation processes: at 100 mg/l no
inhibition of NH3 oxidation by Nitrosomonas sp.
(Verschueren 1983).
|
|
LD50 values to birds in oral exposure, mg/kg : |
1000 |
>1000, orl-Agelaius phoeniceus |
1000 |
>1000, orl-Sturnus vulgaris |
1000 |
>1000, orl-Coturnix coturnix |
1000 |
>1000, orl-Passer domesticus |
|
Schafer et al. 1983 |
References |
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. |
1468 | Verschueren, K. 1983.
Handbook of environmental data of
organic chemicals.
Van Nostrand Reinhold Co.
Inc., New York.
1310 s. |