1,3-dichloropropene
| 来源-本站收集整理 | 作者-本站 | 2012-05-23

1,3-dichloropropene (Ref: D D92)
** alpha-chloroallyl chloride ** gamma-chloroallyl chloride ** DCP ** dichloro-1,3-propene ** 1,3-D ** Translations

Environmental Fate - Ecotoxicology - Human Health

GENERAL INFORMATION

Description: A soil nematicide used pre-planting to control most species of cyst and free-living nematodes

Introduction: 1956

EC Directive 1107/2009 (repealing 91/414):

Status Excluded from Annex 1
Dossier rapporteur/co-rapporteur Spain
Date inclusion expires Expired

Approved for use (√) or known to be used (#) in the following European countries:

AT

BE

BG

CY

CZ

DE

DK

EE

ES

FI

FR

GR

HU

IE

                            

IT

LT

LU

LV

MT

NL

PL

PT

RO

SE

SI

SK

UK

                         

Also registered in: Australia

General status:

Pesticide type Nematicide
Substance group Halogenated hydrocarbon (isomer mix)
Substance origin Synthetic
Mode of action Soil fumigant that penetrates into the nematodes via mouth and cuticle
CAS RN 542-75-6
EC number 208-826-5
CIPAC number 675/676
US EPA chemical code 029001
Chemical formula C3H4Cl2
SMILES Cl[C@H]=CCCl
International Chemical Identifier (InChI) InChI=1/C3H4Cl2/c4-2-1-3-5/h1-2H,3H2/b2-1+
Structure diagram/image available? Yes
Molecular mass (g mol-1) 110.97
IUPAC Name (EZ)-1,3-dichloropropene
CAS Name 1,3-dichlor-1-propene
Other status information -
Herbicide Resistance Classification (HRAC) Not applicable
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) Not applicable
Physical state Colourless, volatile liquid
Related substances & organisms -

Formulations:

Property Value
Example manufacturers of products using this active
  • Dow AgroSciences
Example products using this active
  • SmartFresh
  • Telone II
  • Telone EC Drip
  • Dorlone EC
  • Condor
UK LERAP status None
Formulation and application details Typically applied as a liquid via drip irrigation systems or soil injection. Up to 280 kg/ha are applied.


ENVIRONMENTAL FATE

Property Value Source/Quality Score/Other Information Interpretation
Solubility - In water at 20oC (mg l-1) 2485 A4 High
Solubility - In organic solvents at 20oC (mg l-1) 250000 A5 - Xylene -
250000 A5 - Methanol -
250000 A5 - Acetone -
250000 A5 - Ethyl acetate -
Melting Point (oC) -85/<-25 A3 - Cis/Trans Isomer -
Boiling Point (oC) 104.5/114.5 A3 - Cis/Trans Isomer -
Degradation point (oC) - - -
Flashpoint (oC) 27 A4 -
Octanol-water partition coefficient at pH 7, 20oC P 6.61 X 1001 Calculated -
Log P 1.82/2.1 A3 - Cis/Trans Isomer High
Bulk density (g ml-1)/Specific gravity 1.22 A5 -
Dissociation constant (pKa) at 25oC Not applicable A5 -
Note: No dissociation
Vapour pressure at 25oC (mPa) 4.85 X 1006/2.98E+06/2.98 X 1006 A3 - Cis/Trans Isomer Volatile
Henry's law constant at 25oC (Pa m3 mol-1) 170/101 A3 - Cis/Trans Isomer Volatile
Henry's law constant at 20oC (dimensionless) 1.50 X 10-01 K3 Volatile
GUS leaching potential index 2.39 Calculated Transition state
SCI-GROW groundwater index (g l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Value 4.38 X 10-02 Calculated -
Note -
Potential for particle bound transport index - Calculated Low
Maximum UV-vis absorption L mol-1 cm-1 IS: [Neutral solution 201.5nm = 4741; [Acidic solution 202.7nm = 4409; [Basic solution 209.2nm = 2668 TRANS: [Neutral solution 201nm = 7220; [Acidic solution 204nm = 8520; [Basic solution 267nm = 51.1 A5 -
Surface tension (mN m-1) 61.0 A4 Trans isomer -

Degradation:

Property Value Source/Quality Score/Other Information Interpretation
Soil degradation (days) (aerobic) DT50 (typical) 9.3 A5 Non-persistent
DT50 (lab at 20oC) 9.9 A5 Non-persistent
DT50 (field) 36.8 A5 Moderately persistent
DT90 (lab at 20oC) 9.9 A5 -
DT90 (field) - - -
Note EU dossier Lab studies DT50 range 8.8-13.5 days, DT90 range 29.1-51.4 days; Other data: Literature lab studies DT50 range typically 6-17 days
Aqueous photolysis DT50 (days) at pH 7 Value 650 A4 Stable
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value 4 A5 Non-persistent
Note DT50 4.5 days at pH 4, 3 days at pH 9
Water-Sediment DT50 (days) 5 A5 Fast
Water phase only DT50 (days) 2.6 A5 Moderately fast

Soil adsorption and mobility:

Property Value Source/Quality Score/Other Information Interpretation
Linear Kd 0.85 A5 Mobile
Koc 46.7
Notes and range EU dossier Kd range 0.50-1.55 mL/g, Koc range 31.4-73.6
Freundlich Kf 0.54 A5 Mobile
Kfoc 33.7
1/n 1.00
Notes and range EU dossier Kf range 0.32-0.91, Kfoc range 21.6-83.0 mL/g, 1/n range 0.92-1.05, Soils=7
pH sensitivity No
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