ARS PESTICIDE PROPERTIES DATABASE last updated May 1995 name: THIOCYCLAM-HYDROGEN OXALATE CASRN: 31895-22-4 molecular formula: C7H13NO4S3 molecular weight: 271.4 physical state: S (L=liquid; G=gas; S=solid) reference: 9PMED9 __________________________________________________________________________ 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): 125 - 128 H 9PME10 Decomposition point (deg C): 128 H 9PME10 Heat of vaporization (deg C): --RATE CONSTANTS-- Hydrolysis (per day): 0.004 25 5 H 9PME10 0.116 25 7-9 H 9PME10 Photolysis (per day): 0.277 SUNLIGHT SURFACE H20 H 9PME10 Vapor pressure (mPa): 0.545* 20 H 9PME10 0.50 H 9ACHB2 1983 Water solubility (ppm): pH: 84000 <3.3 23 H 9PME10 44100 3.6 20 H 9PME10 16300 6.8 20 H 9PME10 Organic solubility (ppm): 9.2E4 DIMETHYL SULFOXIDE 23 H 9PME10 1.7E4 METHANOL 23 H 9PME10 1900 ETHANOL 23 H 9PME10 1200 ACETONITRILE 23 H 9PME10 500 ACETONE 23 H 9PME10 <1000 ETHYL ACETATE 23 H 9PME10 <1000 CHLOROFORM 23 H 9PME10 <10 HEXANE 23 H 9PME10 Henrys law (Pa m3/mol): 9.1E-6 20 H 9PME10 Octanol/water partitioning (log Kow): -0.07 H 9PME10 Acid dissociation (pKa): 3.95 (pKa1) H 9PMED9 7.00 (pKa2) H 9PMED9 Soil sorption: soiltype temp. Kd Koc %om pH reference -------- ----- -- --- --- -- --------- 0.46- 9PMED9 0.66 10* W Field dissipation halflife(days): value test area pH source reference ----- --------- -- ------ --------- 1 H 9PME10 Halflife in soil: soiltype aerobic anaerobic source reference -------- ------- --------- ------ --------- Comments: