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2,5-dichlorobenzoic acid methyl ester
** benzoic acid, 2,5-dichloro-, methyl ester ** Translations

Environmental Fate - Ecotoxicology - Human Health - A to Z Index - Home

GENERAL INFORMATION Click here for an explantaion of the general chemical status information
for 2,5-dichlorobenzoic acid methyl ester

Description: Used in the formulation of grafting waxes used to induce callus formation of grapevine cuttings

Example pests controlled: -

Example applications: -

Availability status: Current

Introduction & key dates: Not applicable

EC Regulation 1107/2009 (repealing 91/414):
Status Approved
Dossier rapporteur/co-rapporteur Germany
Date inclusion expires 31/08/2019

Approved for use () or known to be used () in the following European countries: Click to access a note on the approvals information on this site

AT

BE

BG

CY

CZ

DE

DK

EE

EL

ES

FI

FR

HR

HU

IE

IT

LT

LU

LV

MT

NL

PL

PT

RO

SE

SI

SK

UK

General status: Click here for further information on the general chemical status information used on this site
Pesticide type Plant growth regulator, Fungicide
Substance group Benzoic acid
Minimum active substance purity 995 g/kg
Known relevant impurities EU dossier - None declared
Substance origin Synthetic
Mode of action Topical
CAS RN 2905-69-3
EC number 220-815-7
CIPAC number 686
US EPA chemical code -
Chiral molecule No
Chemical formula C8H6O2Cl2
SMILES O=C(OC)c1cc(Cl)ccc1Cl
International Chemical Identifier key (InChIKey) SPJQBGGHUDNAIC-UHFFFAOYSA-N
International Chemical Identifier (InChI) InChI=1S/C8H6Cl2O2/c1-12-8(11)6-4-5(9)2-3-7(6)10/h2-4H,1H3
Structure diagram/image available? Yes
Molecular mass (g mol-1) 205.04
PIN (Preferred Identification Name) -
IUPAC name methyl-2,5-dichlorobenzoate
CAS name methyl-2,5-dichlorobenzoate
Other status information -
Herbicide Resistance Classification (HRAC) Not applicable
Herbicide Resistance Classification (WSSA) Not applicable
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) Not known
Examples of recorded resistance -
Physical state Pale yellow crystals
Related substances & organisms -

Formulations:
Property Click here for information on the general product and branding information used on this site Value
Example manufacturers & suppliers of products using this active now or historically
  • Stahler International GmbH
Example products using this active
  • Rebwachs WF
UK LERAP status No UK approval for use or outside scope
Formulation and application details Often supplied as a waxy solid for use when grafting.


ENVIRONMENTAL FATE

for 2,5-dichlorobenzoic acid methyl ester

Property Click here for information on the parameters used to describe environmental fate on this site Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with fate data Interpretation Click here for information on the way in which we interpret environmental fate data
Solubility - In water at 20oC (mg l-1) 87.0 A5 Moderate
Solubility - In organic solvents at 20oC (mg l-1) 1000000 A5 - Dichloromethane -
1000000 A5 - Ethyl acetate -
1000000 A5 - Xylene -
800000 A5 - Methanol -
Melting point (oC) 38.7 A5 -
Boiling point (oC) 250.6 A5 -
Degradation point (oC) 440 A5 -
Flashpoint (oC) Not expected to self ignite; Not highly flammable A5 -
Octanol-water partition coefficient at pH 7, 20oC P 2.88 X 1003 Calculated -
Log P 3.46 A5 High
Bulk density (g ml-1)/Specific gravity 1.36 Q2 -
Dissociation constant (pKa) at 25oC Not applicable A5 -
Note: No dissociation
Vapour pressure at 25oC (mPa) 320000 A5 Volatile
Henry's law constant at 25oC (Pa m3 mol-1) 1.63 A5 Moderately volatile
Henry's law constant at 20oC (dimensionless) 3.10 X 10-01 Calculated Volatile
GUS leaching potential index Click here for a note on the limitations of the GUS index - - -
SCI-GROW groundwater index (μg l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Click here for a note on the limitations of the SCI-GROW index Value - - -
Note -
Potential for particle bound transport index Click here for a note on the limitations of the potential for particle bound transport index - - -
Maximum UV-vis absorption L mol-1 cm-1 203nm = 37769, 229nm = 11852, 276nm = 7730, 292nm = ~6000, 334nm = ~10 A5 -
Surface tension (mN m-1) 60 A5 at 20oC -

Degradation:
Property Click here for information on the parameters used to describe substance degradation Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with degradation data Interpretation Click here for information on the way in which we interpret substance degradation data
Soil degradation (days) (aerobic) DT50 (typical) - - -
DT50 (lab at 20oC) - - -
DT50 (field) - - -
DT90 (lab at 20oC) - - -
DT90 (field) - - -
Note: -
Plant matrix DT50 (days) Value - - -
Note -
Aqueous photolysis DT50 (days) at pH 7 Value - - -
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value - - -
Note -
Water-sediment DT50 (days) - - -
Water phase only DT50 (days) - - -

Soil adsorption and mobility:
Property Click here for information on the parameters used to describe substance adsorption and mobility Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with adsorption and mobility data Interpretation Click here for information on the way in which we interpret substance adsorption and mobility
Linear Kd - Q2 Slightly mobile
Koc 1105
Notes and range Estimated
Freundlich Kf - - -
Kfoc -
1/n -
Notes and range -
pH sensitivity -

Other known metabolites:
Metabolite name and reference Aliases Formation medium / Rate Estimated maximum occurrence fraction Metabolising enzymes
2,5-dichlorobenzoic acid M11.7 Rat (Urinary); Animal - -
2,5-dichlorobenzoylglycine M7.2 Rat (Urinary); Animal - -
5-hydroxy-3,6-dichloro-o-anisic acid - Plant - -


ECOTOXICOLOGY

for 2,5-dichlorobenzoic acid methyl ester

Property Click here for information on the parameters used to describe substance ecotoxicology Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with ecotoxicology data Interpretation Click here for information on the way in which we interpret substance ecotoxicology
Bio-concentration factor BCF (l kg-1) - - -
CT50 (days) - -
Mammals - Acute oral LD50 (mg kg-1) 1030 A5 Rat Moderate
Mammals - Short term dietary NOEL (mg kg-1) - - -
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) - - -
Birds - Short term dietary (LC50/LD50) - - -
Fish - Acute 96 hour LC50 (mg l-1) 14.4 F4 Pimephales promelas Moderate
Fish - Chronic 21 day NOEC (mg l-1) - - -
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) - - -
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) - - -
Aquatic crustaceans - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, static, water (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) - - -
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) - - -
Non-target plants - - -
- - -
Algae - Acute 72 hour EC50, growth (mg l-1) - - -
Algae - Chronic 96 hour NOEC, growth (mg l-1) - - -
Honeybees Contact acute 48 hour LD50 (μg bee-1) - - -
Oral acute 48 hour LD50 (μg bee-1) - - -
Unknown mode acute 48 hour LD50 (μg bee-1) - - -
Earthworms - Acute 14 day LC50 (mg kg-1) - - -
Earthworms - Chronic 14 day NOEC, reproduction (mg kg-1) - - -
Other soil macro-organisms - e.g. Collembola LR50 / EC50 / NOEC / % Effect - - -
Other arthropod (1) LR50 g ha-1 - - -
% Effect - - -
Other arthropod (2) LR50 g ha-1 - - -
% Effect - - -
Soil micro-organisms - - -
Mesocosm study data NOEAEC mg l-1 - - -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for 2,5-dichlorobenzoic acid methyl ester

General:
Property Click here for information on the parameters used to describe human health and protection issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with human health and protection data Interpretation Click here for information on the way in which we interpret human health and protection data
Threshold of Toxicological Concern (Cramer Class) Click here for a note on the limitations of the Cramer class High (class III) - -
Mammals - Acute oral LD50 (mg kg-1) 1030 A5 Rat Moderate
Mammals - Dermal LD50 (mg kg-1 body weight) > 10000 A5 Rat -
Mammals - Inhalation LC50 (mg l-1) - - -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) None allocated A5 -
ARfD - Acute Reference Dose (mg kg-1bw day-1) None allocated A5 -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) 0.1 A5 Rat, SF=1000 -
Dermal penetration studies (%) 100 A3 default -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public Negligible risk to bystanders
Occupational Negligible risks of exposure to operators and workers
European MRLs Click here for the EU MRL pesticide database
Drinking Water MAC (μg l-1) - - -

Health issues:
Carcinogen Mutagen Endocrine disrupter Reproduction / development effects Cholinesterase inhibitor Neurotoxicant

-

-

-

-

-

-

Respiratory tract irritant Skin irritant Skin sensitiser Eye irritant Phototoxicant

-

-

-

General human health issues May cause anaemia
Possible liver and kidney toxicant

: Yes, known to cause a problem
: No, known not to cause a problem
: Possibly, status not identified
- : No data found

Handling issues:
Property Click here for information on the parameters used to describe substance handling issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with data on handling issues Interpretation Click here for information on the way in which we interpret data on handling issues
General Click here for a description of the International Maritime Dangerous Goods (IMDG) codes Not explosive or oxidising
CLP classification 2013 -
EC Risk Classification Click here to view information omn the EU risk phrases Xn - Harmful: R22
Xi - Irritant: R36
EC Safety Classification Click here to view information omn the EU safety phrases -
WHO Classification NL - Not listed
US EPA Classification (formulation) Not applicable - -
UN Number -
Waste disposal & packaging Click here for a description of UN packaging marks -


TRANSLATIONS

for 2,5-dichlorobenzoic acid methyl ester

Language Name
English 2,5-dichlorobenzoic acid methyl ester
French 2,5-dichlorobenzoate de methyle
German Methyl-2,5-dichlorbenzoat
Danish -
Italian -
Spanish 2,5-diclorobenzoato de metilo
Greek -
Slovenian -
Polish metyloester kwasu dichlorobenzoensowego
Swedish -
Hungarian -
Dutch -

Record last updated: Monday 23 November 2015
Contact: aeru@herts.ac.uk