ARS PESTICIDE PROPERTIES last update May 1995 name:FLUOMETURON CASRN: 2164-17-2 molecular formula: C10H11F3N2O molecular weight : 232.21 physical state : S (L=liquid; G=gas; S=solid) reference: 9CIBAG _________________________________________________________________________ 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): 163 - 164 M 9CIBAG Decomposition point(deg C): - Heat of vaporization(deg C): --RATE CONSTANTS-- Hydrolysis (per day): STABLE 25 5,7,9 M 9CIBAG Photolysis (per day): 0.071* SOIL*** 25 M 9CIBAG STABLE* WATER*** 25 5-9 M 9CIBAG Vapor pressure (mPa): 0.12* 25 M 9CIBAG 6.7E-02 20 H 9ACHB2,2ND ED.,1987 Water solubility (ppm): -temp- -source- -reference- 80 25 P 9EPARH, p.84,1979 105 20 H 9ACHB2,2ND ED.,1987 90 25 R 9MNNCP, p.233,1971 110* 22 M 9CIBAG Organic solubility (ppm): 1.1E+5* METHANOL 20 H 9ACHB2,2ND ED.,1987 1.1E+5* ACETONE 20 H 9ACHB2,2ND ED.,1987 2.3E+4* DICHLOROMETHANE 20 H 9ACHB2,2ND ED.,1987 1.7E+2* N-HEXANE 20 H 9ACHB2,2ND ED.,1987 Henrys law (Pa m3/mol): 2.53E-4 25 M 9CIBAG Octanol/water partitioning (log Kow): 2.38* 25 M 9CIBAG Acid dissociation (pKa): Soil sorption: soiltype temp. Kd Koc %om pH source reference 200 E JPFCD2,VB22(1):67,1987 175 R EESADV, 4:29,1980 107 E JPFCD2 22:55-69,1987 LOAM 01.64 59 4.8 5.9 M 9CIBAG SAND 00.15 29 0.9 6.5 M 9CIBAG SANDY LOAM 00.74 106 1.2 7.6 M 9CIBAG SANDY LOAM 02.81 121 4.0 7.8 M 9CIBAG 100* Field Dissipation halflife(days): value test area pH %OM source reference 30 P 8EPAGR 60-75 R 8FULLE 171 M 9CIBAG 103 M 9CIBAG 95* Halflife in soil: Soiltype aerobic anaerobic source reference SANDY LOAM(MD) 189* 378* M 9CIBAG Comments: PHOTOLYSIS: *** NATURAL LIGHT