ARS PESTICIDE PROPERTIES last update May 1995
name:TERBACIL CASRN: 5902-51-2
molecular formula: C9H13CLN2O2
molecular weight : 216.7
physical state : S
(L=liquid; G=gas; S=solid)
reference: 9ACHB2
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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.
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-value- -medium- -temp- -pH- -source- -reference-
Boiling point(deg C):
-
Melting point(deg C):
175 - 177 M 9DUPON,1999
Decomposition point(deg C):
-
Heat of vaporization(deg C):
--RATE CONSTANTS--
Hydrolysis (per day):
STABLE* 25 5,7,9 M 9DUPON
Photolysis (per day):
0.011* SOIL 25 6.1 M 9DUPON
STABLE* WATER 25 6.3 M 9DUPON
Vapor pressure (mPa):
4.2 25 M 9DUPON,1999
Water solubility (ppm): -temp- -source- -reference-
710* 25 M 9DUPON
Organic solubility (ppm):
2.2E5* CYCLOHEXANONE 25 M 9DUPON,1999
3.37E5* DIMETHYLFORMAMIDE 25 M 9DUPON,1999
6.5E4* XYLENE 25 M 9DUPON,1999
Henrys law (Pa m3/mol):
1.2E-5 25 M 9DUPON,1999
Octanol/water partitioning (log Kow):
1.9* 25 M 9DUPON
Acid dissociation (pKa):
9.5 M 9DUPON,1999
Soil sorption:
soiltype temp. Kd Koc %om pH source reference
41 E JEVQAA 16:422-428,1987
120 R EESADV
46 E SCSFAD 44:1-8,1985
63*
SANDY LM(DE) 25 0.39 61 1.1 6.6 M 9DUPON
SANDY LM(NC) 25 0.71 58 2.1 6.5 M 9DUPON
SILT LM(IL) 25 1.30 52 4.3 5.4 M 9DUPON
SILT LM(DE) 25 1.20 44 4.7 4.3 M 9DUPON
Field Dissipation halflife(days):
value test area %OM pH source reference
50 E JEVQAA 16:422-428,1987
252 MADERA(CA) 1.1 8.0 M 9DUPON
212 NEWARK(DE) 1.6 5.6 M 9DUPON
204 ROCKFORD(IL) 3.5 5.7 M 9DUPON
Halflife in soil:
Soiltype aerobic anaerobic source reference
SILTY LOAM 520* M 9DUPON
Comments:
SOIL SORPTION KOC VALUE=63(41-120); OCTANOL WATER 1.9=PH7;
AEROBIC 520=PH6.1 25 DEGREES C.