ARS PESTICIDE PROPERTIES DATABASE last updated May 1995

name: MYCLOBUTANIL                   CASRN: 88671-89-0   

molecular formula: C15H17CLN4                 
molecular weight: 288.78                     
physical state: S                      
(L=liquid; G=gas; S=solid)
reference: 9PMED9

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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.
__________________________________________________________________________

value              medium     temp.    pH  source   reference
-----              ------     -----    --  ------   ---------

Boiling point (deg C):
202 - 208 AT 1 MM HG                         H      9PME10

Melting point (deg C):
63 - 68 (TECH)                               H      9PME10

Decomposition point (deg C):

Heat of vaporization (deg C):

--RATE CONSTANTS--

Hydrolysis (per day):
STABLE                          28     5,7,9 H      9PME10

Photolysis (per day):
0.003             STERILE H2O                H      9PME10
0.866  SENSITIZED STERILE H20                H      9PME10
0.028              POND WATER                H      9PME10

Vapor pressure (mPa):
0.213                           25           H     9PME10
                                             H     9ACHB2 1983

Water solubility (ppm): 
142                             25           H     9PME10
                                             H     9FACHB 1990
                                             H     9ACHB2 1983

Organic solubility (ppm):
INSOLUBLE IN ALIPHATIC HC'S                  H     9PME10
SOLUBLE IN MANY ORGANIC SOLVS.               H     9PME10

Henrys law (Pa m3/mol):
4.33E-4                                      H     9PME10

Octanol/water partitioning (log Kow):
2.94                            25      7-8  H     9PME10

Acid dissociation (pKa):
                                                          

Soil sorption:
soiltype         temp.    Kd     Koc    %om    pH   reference
--------         -----    --     ---    ---    --   ---------
                                 736                9PMED9
                                                    CMSHAF 10: 833-846 (1981)
                                 225                6USEPA
                                 266                6USEPA
                                 597                6USEPA
                                 583                6USEPA
                                 940                6USEPA
                                 500*               W

Field dissipation halflife(days):
value              test area          pH    source  reference
-----              ---------          --    ------  ---------
66*                 SAND.LOAM                H      9PMED9
61-71                                        P      6USEPA

Halflife in soil:
soiltype           aerobic  anaerobic       source  reference
--------           -------  ---------       ------  ---------

Comments: