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pebulate (Ref: R 2061)
** tillam ** PEBC ** 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 pebulate

Description: A pre-emergence herbicide for control of common weeds in a variety of crops including sugarbeet

Example pests controlled: Grass weeds including nutgrass; crabgrass, foxtail, barnyardgrass and wild oats; Broad-leaved weeds including henbit, lambsquarters, purslane, pigweed and goosefoot.

Example applications: Sugarbeet; Tobacco; Tomatoes

Efficacy & activity: -

Availability status: Current

Introduction & key dates: 1959, first reported; 1961, first registered USA

EC Regulation 1107/2009 (repealing 91/414):
Status Not approved
Dossier rapporteur/co-rapporteur Not applicable
Date inclusion expires Expired
EU Candidate for substitution (CfS) -
Listed in EU database Yes

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

Also used in: Australia

Chemical structure: Click here for further information on the general chemical status information used on this site
Isomerism -
Chemical formula C10H21NOS
Canonical SMILES CCCCN(CC)C(=O)SCCC
Isomeric SMILES No data
International Chemical Identifier key (InChIKey) SGEJQUSYQTVSIU-UHFFFAOYSA-N
International Chemical Identifier (InChI) InChI=1S/C10H21NOS/c1-4-7-8-11(6-3)10(12)13-9-5-2/h4-9H2,1-3H3
2D structure diagram/image available? Yes

General status: Click here for further information on the general chemical status information used on this site
Pesticide type Herbicide
Substance group Thiocarbamate
Minimum active substance purity >95%
Known relevant impurities -
Substance origin Synthetic
Mode of action Selective, systemic, absorbed through roots and translocated. Lipid synthesis inhibitor.
CAS RN 1114-71-2
EC number 214-215-4
CIPAC number 236
US EPA chemical code 041403
PubChem CID 14215
Molecular mass (g mol-1) 203.34
PIN (Preferred Identification Name) -
IUPAC name S-propyl butyl(ethyl)thiocarbamate
CAS name S-propyl butylethylcarbamothioate
Other status information Potential groundwater contaminant; Chemical subject to PIC regulations
Relevant Environmental Water Quality Standards -
Herbicide Resistance Classification (HRAC) N
Herbicide Resistance Classification (WSSA) -
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) Not applicable
Examples of recorded resistance -
Physical state Colourless to yellow liquid
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
  • Syngenta AG
  • Stauffer Chemical Co.
  • Zeneca
Example products using this active
  • Tillam
  • Edge
UK LERAP status No UK approval for use as a pesticide under EC Regulation 1107/2009
Formulation and application details Usually formulated as an emulsifiable concentrate or as granules.


ENVIRONMENTAL FATE

for pebulate

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) 100 H4 Moderate
Solubility - In organic solvents at 20oC (mg l-1) Miscible L3 - Acetone -
Miscible L3 - Benzene -
Miscible L3 - Toluene -
Miscible L3 - Xylene -
Melting point (oC) Not applicable L3 -
Boiling point (oC) - - -
Degradation point (oC) - - -
Flashpoint (oC) 124 L3 -
Octanol-water partition coefficient at pH 7, 20oC P 1.00 X 1004 Calculated -
Log P 4 H4 High
Bulk density (g ml-1)/Specific gravity 0.96 L3 -
Dissociation constant (pKa) at 25oC - - -
Note:
Vapour pressure at 20oC (mPa) 0.009 L3 Low volatility
Henry's law constant at 25oC (Pa m3 mol-1) 2.40 H4 Moderately volatile
GUS leaching potential index Click here for a note on the limitations of the GUS index 1.57 Calculated Low leachability
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 3.18 X 10-02 Calculated -
Note -
Potential for particle bound transport index Click here for a note on the limitations of the potential for particle bound transport index - Calculated Low
Maximum UV-vis absorption L mol-1 cm-1 - - -
Surface tension (mN m-1) - - -

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
General biodegradability -
Soil degradation (days) (aerobic) DT50 (typical) 17.5 L3 Non-persistent
DT50 (lab at 20oC) 14 F3 Non-persistent
DT50 (field) 18 L3 Non-persistent
DT90 (lab at 20oC) - - -
DT90 (field) - - -
DT50 modelling endpoint - - -
Note Best available data, literature studies give DT50 2-3 weeks
Dissipation rate RL50 on plant matrix Value - - -
Note -
Dissipation rate RL50 on and in plant matrix 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 - H3 Moderately mobile
Koc 430
Notes and range -
Freundlich Kf - - -
Kfoc -
1/n -
Notes and range -
pH sensitivity -


ECOTOXICOLOGY

for pebulate

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) 359 Q2 Estimated Threshold for concern
CT50 (days) Not available -
Mammals - Acute oral LD50 (mg kg-1) 1120 L3 Rat Moderate
Mammals - Short term dietary NOEL (mg kg-1) 16 L3 Rat High
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) 5206 F3 Anas platyrhynchos Low
Birds - Short term dietary (LC50/LD50) - - -
Fish - Acute 96 hour LC50 (mg l-1) 7.4 L3 Lepomis macrochirus Moderate
Fish - Chronic 21 day NOEC (mg l-1) - - -
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 5.9 L3 Daphnia magna Moderate
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) 1.5 F2 Lemna gibba, 5 day Moderate
Non-target plants - - -
- - -
Algae - Acute 72 hour EC50, growth (mg l-1) 8.2 F3 Cyanobacteria Moderate
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) 11 L3 Moderate
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 pebulate

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) 1120 L3 Rat Moderate
Mammals - Dermal LD50 (mg kg-1 body weight) > 4640 L3 Rabbit -
Mammals - Inhalation LC50 (mg l-1) 3.5 L3 Rat -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) - - -
ARfD - Acute Reference Dose (mg kg-1bw day-1) - - -
AAOEL - Acute Acceptable Operator Exposure Level (mg kg-1 bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) - - -
Dermal penetration studies (%) - - -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public -
Occupational -
European MRLs Click here for the EU MRL pesticide database
Drinking Water Standards - - -
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 Moderately toxic

: 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 No information available
CLP classification 2013 Health: H302
Environment: H411
EC Risk Classification Click here to view information omn the EU risk phrases Xn - Harmful: R22
N - Dangerous for the environment: R51, R53
EC Safety Classification Click here to view information omn the EU safety phrases S2, S23, S61
WHO Classification II - Moderately hazardous
US EPA Classification (formulation) III - Caution - Slightly toxic
UN Number -
Waste disposal & packaging Click here for a description of UN packaging marks -


TRANSLATIONS

for pebulate

Language Name
English pebulate
French pebulate
German Pebulat
Danish pebulate
Italian pebulato
Spanish pebulato
Greek pebulate
Slovenian pebulat
Polish pebulat
Swedish -
Hungarian -
Dutch pebulaat

Record last updated: Thursday 24 May 2018
Contact: aeru@herts.ac.uk
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