ARS PESTICIDE PROPERTIES last update May 1995 name:ETHOPROP CASRN: 13194-48-4 molecular formula: C8H19O2PS2 molecular weight : 242.33 physical state : L (L=liquid; G=gas; S=solid) reference: 9RHPOU _________________________________________________________________________ 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): 86 - 91 0.2mmHg H 9ACHB2,2ND ED.,1987 Melting point(deg C): - Decomposition point(deg C): - Heat of vaporization(deg C): --RATE CONSTANTS-- Hydrolysis (per day): 0.00350* 25 5 M 9RHPOU Photolysis (per day): 0.029* SOIL 0 M 9RHPOU Vapor pressure (mPa): 4.65E+01 26 H 9ACHB2,2ND ED.,1987 51* 24 M 9RHPOU Water solubility (ppm): -temp- -source- -reference- 843* 21 M 9RHPOU 700 20 H 9ACHB2,2ND ED.,1987 750 20-25 H 9MERCK,10TH ED,p.544,1983 Organic solubility (ppm): MISCIBLE ACETONE* 30 M 9RHPOU MISCIBLE HEXANE* 30 M 9RHPOU MISCIBLE XYLENE* 30 M 9RHPOU Henrys law (Pa m3/mol): 1.46E-02* 25 M 9RHPOU Octanol/water partitioning (log Kow): 3.59* 21 U 9RHPOU Acid dissociation (pKa): Soil sorption: soiltype temp. Kd Koc %om pH reference SANDY LOAM 01.61 87 3.2 5.7 9RHPOU 120 JEVQAA 16:422-428,1987 110 EESADV 26 ETOCDK 8:339-357,1989 70 9RHPOU LOAMY SAND 02.44 66 6.4 7.0 9RHPOU LOAMY SAND 01.08 186 1.0 7.2 9RHPOU LOAMY SAND 01.24 112 1.9 5.3 9RHPOU SILT LOAM 02.10 157 2.3 5.6 9RHPOU 104* Field Dissipation halflife(days): value test area pH source reference 87 ORG. SOIL H 9ACHB2 14-28 SANDY SOIL H 9ACHB2 1983 ED. 50 E JEVQAA 16:422-428,1987 63 E ETOCDK 8:339-357,1989 20-27 87 WI POTATOES M 9RHPOU 13 87 CA CIT.RDGE. M 9RHPOU 15-40 87 CA FLTWD.TOM M 9RHPOU 9 89 NC POTATOES M 9RHPOU 60 89 WA POTATOES M 9RHPOU 4 SOIL MO M 9RHPOU 7 SOIL IL#1 M 9RHPOU 25 SOIL IL#2 M 9RHPOU 12 SOIL NJ M 9RHPOU 6 SOIL NE M 9RHPOU 29(4-87)* Halflife in soil: Soiltype aerobic anaerobic source reference LOAMY SAND* 24 100 M 9RHPOU Comments: SOIL SORPTION KOC VALUE=104(26-186)