Select Option
Home
A to Z
Search
Terms & Conditions
Support Information
Purchasing & Other Services
Video User Guides
GET ADDITIONAL DATA HERE!

quinoclamine
** CAN ** ACNQ ** 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 quinoclamine

Description: A selective herbicide and algicide used for post-emergence control of a range of weeds

Example pests controlled: Mosses; Liverworts; Duckweed; Algae

Example applications: Amenity turf; Rice

Efficacy & activity: -

Availability status: Current

Introduction & key dates: 1972

EC Regulation 1107/2009 (repealing 91/414):
Status Approved
Dossier rapporteur/co-rapporteur Sweden/Germany
Date inclusion expires 31/12/2018
EU Candidate for substitution (CfS) No
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

Chemical structure: Click here for further information on the general chemical status information used on this site
Isomerism -
Chemical formula C10H6CINO2
Canonical SMILES C1=CC=C2C(=C1)C(=O)C(=C(C2=O)Cl)N
Isomeric SMILES No data
International Chemical Identifier key (InChIKey) OBLNWSCLAYSJJR-UHFFFAOYSA-N
International Chemical Identifier (InChI) InChI=1S/C10H6ClNO2/c11-7-8(12)10(14)6-4-2-1-3-5(6)9(7)13/h1-4H,12H2
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, Algicide
Substance group Unclassified
Minimum active substance purity 965 g/kg
Known relevant impurities EU dossier - None declared
Substance origin Synthetic
Mode of action Selective, inhibits photosynthesis
CAS RN 2797-51-5
EC number -
CIPAC number 648
US EPA chemical code 206501
PubChem CID 17748
Molecular mass (g mol-1) 207.61
PIN (Preferred Identification Name) 2-amino-3-chloronaphthalene-1,4-dione
IUPAC name 2-amino-3-chloro-1,4-naphthoquinone
CAS name 2-amino-3-chloro-1,4-naphthalenedione
Other status information -
Relevant Environmental Water Quality Standards -
Herbicide Resistance Classification (HRAC) Not known
Herbicide Resistance Classification (WSSA) -
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) Not applicable
Examples of recorded resistance -
Physical state 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
  • Certis
  • Acros Organics
Example products using this active
  • Mogeton
UK LERAP status No UK approval for use as a pesticide under EC Regulation 1107/2009
Formulation and application details Often supplied as a wettable powder that is mixed with water and applied as a spray.


ENVIRONMENTAL FATE

for quinoclamine

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) 20.7 A5 Low
Solubility - In organic solvents at 20oC (mg l-1) 10000 A5 - Ethyl acetate -
10000 A5 - Methanol -
10000 A5 - p-Xylene -
10000 A5 - n-Heptane -
Melting point (oC) 201 A5 -
Boiling point (oC) 348 A5 -
Degradation point (oC) 348 A4 -
Flashpoint (oC) Not expected to self ignite; Not highly flammable A5 -
Octanol-water partition coefficient at pH 7, 20oC P 3.80 X 1001 Calculated -
Log P 1.58 A5 Low
Bulk density (g ml-1)/Specific gravity 1.55 A5 -
Dissociation constant (pKa) at 25oC Not applicable A5 -
Note: No dissociation
Vapour pressure at 20oC (mPa) 7.00 X 10-03 A5 Low volatility
Henry's law constant at 25oC (Pa m3 mol-1) 3.05 X 10-03 A5 Non-volatile
GUS leaching potential index Click here for a note on the limitations of the GUS index 1.56 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 4.09 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 219nm = 14100, 266nm = 21500, 339nm = 2410, 460nm = 2570 A5 -
Surface tension (mN m-1) 72.1 A5 at 20oC, 99% -

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) 22 A5 Non-persistent
DT50 (lab at 20oC) 31 A5 Moderately persistent
DT50 (field) 22 A5 Non-persistent
DT90 (lab at 20oC) 103 A5 -
DT90 (field) 67 A5 -
DT50 modelling endpoint - - -
Note Lab studies DT50 range 20-39 days, DT90 range 68-130 days; field studies DT50 range 11-29 days Germany, DT90 range 36-98 days
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 2.2 A5 Moderately fast
Note Other data: DT50 60 days in distilled water, 31 days natural water (L3)
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value Stable A5 -
Note Stable pH 5 to pH 9
Water-sediment DT50 (days) 15 A5 Fast
Water phase only DT50 (days) 4.6 A5 Moderately fast

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 9.1 - Slightly mobile
Koc 1161
Notes and range EU dossier Kd range 4.2-14 mL/g, Koc range 712-1609 mL/g, Soils=2
Freundlich Kf 11.7 A5 Slightly mobile
Kfoc 896
1/n 0.77
Notes and range EU dossier Kf range 3.72-26, Kfoc range 552-1264 mL/g 1/n range 0.69-0.84, Soils=6
pH sensitivity No

Other known metabolites:
Metabolite name and reference Aliases Formation medium / Rate Estimated maximum occurrence fraction Metabolising enzymes
2-amino-1,4-naphtoquinone AN Water/sediment 0.18 (whole system) -
2-hydroxy-1,4-naphtoquinone HN Soil (Aerobic) - -
1,4-dihydroxynaphtoquinone DHN Soil (Aerobic) - -
- HCN Soil (Anaerobic) - -


ECOTOXICOLOGY

for quinoclamine

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) Low risk A5 Based on LogP < 3 Low potential
CT50 (days) - -
Mammals - Acute oral LD50 (mg kg-1) > 200 A5 Rat Moderate
Mammals - Short term dietary NOEL (mg kg-1) 3 A5 Rat High
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) > 2000 A4 Unknown species Low
Birds - Short term dietary (LC50/LD50) 394 mg kg bw-1 day-1 A4 Unknown species -
Fish - Acute 96 hour LC50 (mg l-1) 0.063 A5 Cyprinidae High
Fish - Chronic 21 day NOEC (mg l-1) 0.02 A5 Oncorhynchus mykiss Moderate
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 2.15 A5 Daphnia magna Moderate
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) 0.0021 A5 Daphnia magna High
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) 0.063 A5 Chironomus riparius Moderate
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) - - -
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) 0.1 J2 Unknown species Moderate
Non-target plants 870 A5 Brassica napus
Vegetative vigour, ER50
as g/ha
-
- - -
Algae - Acute 72 hour EC50, growth (mg l-1) 0.5 J2 Unknown species Moderate
Algae - Chronic 96 hour NOEC, growth (mg l-1) - - -
Honeybees Contact acute 48 hour LD50 (μg bee-1) > 0.75 A5 High
Oral acute 48 hour LD50 (μg bee-1) > 100 A5 Low
Unknown mode acute 48 hour LD50 (μg bee-1) - - -
Earthworms - Acute 14 day LC50 (mg kg-1) > 125 A5 Eisenia foetida Moderate
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 3810 >, 48 hour
A5 Aphidius rhopalosiphi
-
% Effect - - -
Other arthropod (2) LR50 g ha-1 3810 >, 7 day
A5 Typhlodromus pyri
-
% Effect - - -
Soil micro-organisms Nitrogen mineralisation: No significant adverse effect
Carbon mineralisation: No significant adverse effect
A5
Dose: 37.5 kg ha-1
-
Mesocosm study data NOEAEC mg l-1 - - -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for quinoclamine

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) > 200 A5 Rat Moderate
Mammals - Dermal LD50 (mg kg-1 body weight) > 2000 A5 Rat -
Mammals - Inhalation LC50 (mg l-1) > 0.79 A5 Rat -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) 0.002 A5 -
ARfD - Acute Reference Dose (mg kg-1bw day-1) 0.05 A5 -
AAOEL - Acute Acceptable Operator Exposure Level (mg kg-1 bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) 0.03 A5 Dog, SF=100 -
Dermal penetration studies (%) 6.5-10.0 A5 concentration dependent -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public No unacceptable risks to bystanders identified
Occupational No unacceptable risks to operators or other workers identified
European MRLs Click here for the EU MRL pesticide database
Drinking Water Standards - - -
Drinking Water MAC (μg l-1) 0.1 EU Dir 89/778/EC limit; A5 -

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 No further information available

: 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
IMDG Transport Code is usually 9 or 6.1
CLP classification 2013 Health: H317, H319, H335, H373, H361
Environment: H400, H410
EC Risk Classification Click here to view information omn the EU risk phrases T - Toxic: R23, Xn - Harmful: R22, R43
Xi - Irritant: R36
N - Dangerous for the environment: R50, R53
EC Safety Classification Click here to view information omn the EU safety phrases S20/21, S2, S13, S46, S61
WHO Classification II - Moderately hazardous
US EPA Classification (formulation) No consensus across products or no products available - -
UN Number Usually 2811
Waste disposal & packaging Click here for a description of UN packaging marks Packaging Group III (minor danger)


TRANSLATIONS

for quinoclamine

Language Name
English quinoclamine
French quinoclamine
German Quinoclamin
Danish quinoclamin
Italian quinoclamine
Spanish quinoclamina
Greek -
Slovenian kvinoklamin
Polish kwinoklamina
Swedish kvinoklamin
Hungarian -
Dutch quinoclamine

Record last updated: Friday 14 September 2018
Contact: aeru@herts.ac.uk