ARS PESTICIDE PROPERTIES last update May 1995 name:FENOXYCARB CASRN: 79127-80-3 molecular formula: C17H19NO4 molecular weight : 301.3 physical state : S (L=liquid; G=gas; S=solid) reference: 9ACHB2 _________________________________________________________________________ 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): 53 - 54 H 9ACHB2 Decomposition point(deg C): - Heat of vaporization(deg C): --RATE CONSTANTS-- Hydrolysis (per day): STABLE* 25 5,7,9 M 9CIBAG Photolysis (per day): STABLE* SOIL M 9CIBAG 2.92* WATER M 9CIBAG Vapor pressure (mPa): 8.65E-4* 25 M 9CIBAG Water solubility (ppm): -temp- -source- -reference- 5.66* 25 M 9CIBAG 6 H 9FACHB Organic solubility (ppm): 5E03* HEXANE 20 H 9PMED8 >2.5E05 MOST ORGANIC SOL. 20 H 9PMED8 Henrys law (Pa m3/mol): 4.6E-5* 25 M 9CIBAG Octanol/water partitioning (log Kow): 4.07 25 H 9PME10 Acid dissociation (pKa): Soil sorption: soiltype temp. Kd Koc %om pH source reference SANDY LOAM 77 6321 2.09 M 9CIBAG SANDY LOAM 49 1985 4.25 M 9CIBAG SANDY LOAM 18 2186 1.42 M 9CIBAG LOAM 77 2395 5.53 M 9CIBAG 3220* Field Dissipation halflife(days): value test area pH %OM source reference 8.8(4.85-17.6)* 4.85 SCL(TX) M 9CIBAG 7.88 M 9CIBAG 17.6 SNDY LM M 9CIBAG 5 SAND M 9CIBAG Halflife in soil: Soiltype aerobic anaerobic source reference SNDY LM(%OM 2.1) 51 230 M 9CIBAG SNDY LM(%OM 4.3) 75 167 M 9CIBAG LOAM(%OM 5.6) 69 83 M 9CIBAG AQUATIC 48 1322 M 9CIBAG Comments: PHOTOLYSIS - ARTIFICIAL LIGHT