ARS PESTICIDE PROPERTIES DATABASE last updated Oct 1, 2001


name: ANILAZINE                                 CASRN: 101-05-3


SELECTED VALUES FOR MODELING PURPOSES (from Hornsby, et al., 1996)

WATER SOLUBILITY (mg/L): 8
FIELD HALF-LIFE (days): 1
SOIL ORGANIC CARBON SORPTION (Koc, mL/g): 1000 E
VAPOR PRESSURE (mm Hg): 6.2 x 10-9


PUBLISHED AND MANUFACTURER VALUES AND SOURCES

molecular formula: C9H5CL3N4
molecular weight : 275.54
physical state   : S
(L=liquid; G=gas; S=solid)
reference: 6MILES

_________________________________________________________________________
Key to sources: (M)Manufacturer, (R)eview, (H)andbook, (E)xperiment,
                (C)alculated, (U)nknown, (P)EPA data, (W)auchope

* denotes a selected value where multiple values of a property are listed.
_________________________________________________________________________

-value-            -medium-   -temp-  -pH-   -source-    -reference-


Boiling point(deg C):
       -

Melting point(deg C):
159    -    160                                  H     9ACHB2,2ND ED.,1987

Decomposition point(deg C):
       -

Heat of vaporization(deg C):

--RATE CONSTANTS--

Hydrolysis (per day):
0.067 *                          25     5        M     6MILES
0.036 *                          25     7        M     6MILES
0.555 *                          25     9        M     6MILES

Photolysis (per day):
0.144 *              SOIL        15-31 OD        M     6MILES
0.004 *              WATER       10-29 OD        M     6MILES

Vapor pressure (mPa):
3.3E-3 *                         20              M     6MILES


Water solubility (ppm):       -temp-          -source- -reference-
8.0 *                            20              M     6MILES

Organic solubility (ppm):
1.0E+5 *  ACETONE                30              H     9ACHB2,2ND ED.,1987
8.0E+3 *  2-PROPANOL             20              M     6MILES
2.0E+3 *  N-HEXANE               20              M     6MILES
4.0E+4 *  TOLUENE                20              M     6MILES
6.0E+4 *  CHLOROBENZENE          30              H     9ACHB2,2ND ED.,1987
4.0E+4 *  XYLENE                 30              H     9ACHB2,2ND ED.,1987

Henrys law (Pa m3/mol):
1.1E-04 *                        20              M     6MILES

Octanol/water partitioning (log Kow):
3.02 *                           20              M     6MILES

Acid dissociation (pKa):


Soil sorption:
soiltype        temp.   Kd      Koc      %om   pH     reference
                                3000                  8CREAM
                                1070                  CMSHAF 10:833-845,1981
SAND             25     15.8    2996**   1.0   4.3    6MILES
SANDY LOAM       25     9.23    1595**   1.1   6.6    6MILES
SILT LOAM        25     37.9    2480**   2.9   5.9    6MILES
CLAY LOAM        25     19.4    1678**   2.2   6.4    6MILES
                                2000*

Field Dissipation halflife(days):
value             test area        pH        source   reference
11(0.5-18.3) *
0.5                                             H     9ACHB2 1983 ED.
18.3           CA(CHUALAR)LMY SND  7.3          M     6MILES
15.6           CA(FRESNO)LMY SND   7.8          M     6MILES

Halflife in soil:
Soiltype           aerobic      anaerobic     source  reference
SANDY LOAM         .625          40.6           M     6MILES


Comments:
SOIL SORPTION KOC VALUES WITH A DOUBLE ASTERISK WERE CALCULATED
USING A CONVERSION FACTOR OF 1.9(%OM=1.9%OC) RATHER THAN 1.72.