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tridemorph (Ref: BAS 2205-F)
** morpholine ** calixin ** Translations

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

GENERAL INFORMATION
for tridemorph

Description: A fungicide used to control the fungus Erysiphe graminis in cereals and a range of other diseases

Introduction: 1969, Germany

EC Regulation 1107/2009 (repealing 91/414):
Status Not approved
Dossier rapporteur/co-rapporteur -
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

EL

ES

FI

FR

HU

IE

IT

LT

LU

LV

MT

NL

PL

PT

RO

SE

SI

SK

UK

Also registered in: Australia

General status:
Pesticide type Fungicide
Substance group Morpholine
Substance origin Synthetic
Mode of action Systemic with eradicant action, absorbed by leaves and shoots, some protectant properties. Disrupts membrane function.
CAS RN 81412-43-3
Alternative/old CAS RN 24602-86-6
EC number 246-347-3
CIPAC number 324
US EPA chemical code 121401
Chiral molecule Chiral, a specific isomer or a derivative of a chiral molecule
Chemical formula C19H39NO
SMILES O1C(CN(CCCCCCCCCCCCC)CC1C)C
International Chemical Identifier key (InChIKey) YTOPFCCWCSOHFV-UHFFFAOYSA-N
International Chemical Identifier (InChI) InChI=1S/C19H39NO/c1-4-5-6-7-8-9-10-11-12-13-14-15-20-16-18(2)21-19(3)17-20/h18-19H,4-17H2,1-3H3
Structure diagram/image available? Yes
Molecular mass (g mol-1) 297.52
PIN (Preferred Identification Name) for major component is (2?,6?)-2,6-dimethyl-4-tridecylmorpholine
IUPAC name reaction mixture of 4-alkyl-2,6-dimethylmorpholines, where “alkyl” is mixture of C11–C14 homologues of which 60–70% is tridecyl
CAS name tridemorph
Other status information OSPAR soc
Herbicide Resistance Classification (HRAC) Not applicable
Herbicide Resistance Classification (WSSA) Not applicable
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) 5
Physical state Yellow oily liquid
Related substances & organisms -

Formulations:
Property Value
Example manufacturers & suppliers of products using this active
  • BASF
Example products using this active
  • Calixin
  • Ferlixin
  • Frog
UK LERAP status No UK approval for use or outside scope
Formulation and application details Usually supplied as an emulsifiable concentrate.


ENVIRONMENTAL FATE

for tridemorph

Property Value Source/Quality Score/Other Information Interpretation
Solubility - In water at 20oC (mg l-1) 1.1 L3 Low
Solubility - In organic solvents at 20oC (mg l-1) Miscible L3 - Ethanol -
Miscible L3 - Acetone -
Miscible L3 - Ethyl acetate -
Miscible L3 - Benzene -
Melting point (oC) Not applicable L3 -
Boiling point (oC) - - -
Degradation point (oC) - - -
Flashpoint (oC) - - -
Octanol-water partition coefficient at pH 7, 20oC P 1.58 X 1004 Calculated -
Log P 4.2 L3 High
Bulk density (g ml-1)/Specific gravity 0.86 L3 -
Dissociation constant (pKa) at 25oC 6.5 L3 -
Note: Weak acid
Vapour pressure at 25oC (mPa) 12 L3 Intermediate state
Henry's law constant at 25oC (Pa m3 mol-1) 3.20 L3 Moderately volatile
Henry's law constant at 20oC (dimensionless) 4.90 X 10-04 K3 Volatile
GUS leaching potential index 0.28 Calculated Low leachability
SCI-GROW groundwater index (μg l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Value 7.82 X 10-03 Calculated -
Note -
Potential for particle bound transport index - Calculated Medium
Maximum UV-vis absorption L mol-1 cm-1 - - -
Surface tension (mN m-1) - - -

Degradation:
Property Value Source/Quality Score/Other Information Interpretation
Soil degradation (days) (aerobic) DT50 (typical) 24 L3 Non-persistent
DT50 (lab at 20oC) 35 L3 Moderately persistent
DT50 (field) 24 L3 Non-persistent
DT90 (lab at 20oC) - - -
DT90 (field) - - -
Note Lab studies DT50 range 20-50 days, field studies DT50range 14-34 days
Aqueous photolysis DT50 (days) at pH 7 Value 0.7 K3 Fast
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value 32 K4 Moderately persistent
Note -
Water-sediment DT50 (days) 60 Q2 Moderately fast
Water phase only DT50 (days) 26 Q2 Slow

Soil adsorption and mobility:
Property Value Source/Quality Score/Other Information Interpretation
Linear Kd - L3 Non-mobile
Koc 6250
Notes and range -
Freundlich Kf - - -
Kfoc -
1/n -
Notes and range -
pH sensitivity -


ECOTOXICOLOGY

for tridemorph

Property Value Source/Quality Score/Other Information Interpretation
Bio-concentration factor BCF 741 Q2 Estimated Threshold for concern
CT50 (days) Not available -
Bioaccumulation potential - Calculated Moderate
Mammals - Acute oral LD50 (mg kg-1) 500 B5 Rat Moderate
Mammals - Short term dietary NOEL (mg kg-1) 5 B5 Rat High
(ppm diet) 50 -
Birds - Acute LD50 (mg kg-1) 1388 L3 Phasianidae Moderate
Birds - Short term dietary (LC50/LD50) - - -
Fish - Acute 96 hour LC50 (mg l-1) 3.4 L3 Salmonidae Moderate
Fish - Chronic 21 day NOEC (mg l-1) - - -
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 1.3 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) - - -
Algae - Acute 72 hour EC50, growth (mg l-1) 0.28 L2 Unknown species Moderate
Algae - Chronic 96 hour NOEC, growth (mg l-1) 0.015 Q2 Unknown species Moderate
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) 200 L2 Low
Earthworms - Acute 14 day LC50 (mg kg-1) 880 L3 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 Harmless Dose: 300 g ha-1
AA3 Typhlodromus pyri
Harmless
% Effect - - -
Other arthropod (2) LR50 g ha-1 Harmless Dose: 300 g ha-1
AA3 Cheiracanthium mildei
Harmless
% Effect - - -
Soil micro-organisms - - -
Mesocosm study data NOEAEC mg l-1 - - -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for tridemorph

General:
Property Value Source/Quality Score/Other Information Interpretation
Mammals - Acute oral LD50 (mg kg-1) 500 B5 Rat Moderate
Mammals - Dermal LD50 (mg kg-1 body weight) > 4000 L3 Rat -
Mammals - Inhalation LC50 (mg l-1) 4.5 L3 Rat, 4 hr -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) 0.016 L3 -
ARfD - Acute Reference Dose (mg kg-1bw 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 -
Examples of European MRLs (mg kg-1) Value -
Note For the EU pesticides database click here
Drinking Water MAC (μg l-1) - - -

Health issues:
Carcinogen Mutagen Endocrine disrupter Reproduction / development effects Cholinesterase inhibitor Neurotoxicant Respiratory tract irritant Skin irritant Eye irritant

-

-

-

-

General human health issues Moderately toxic
May cause dermatitis or conjunctivitis

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

Handling issues:
Property Value Source/Quality Score/Other Information Interpretation
General No information available
CLP classification 2013 -
EC Risk Classification Reproduction risk category 2: R61
Xn - Harmful: R20/22
Xi - Irritant: R38
N - Dangerous for the environment: R50, R53
EC Safety Classification S45, S53, S60, S61
WHO Classification II - Moderately hazardous
US EPA Classification (formulation) No consensus across products or no products available - -
UN Number -
Waste disposal & packaging -


TRANSLATIONS

for tridemorph

Language Name
English tridemorph
French tridemorphe
German Tridemorph
Danish tridemorph
Italian tridemorf
Spanish tridemorf
Greek -
Slovenian tridemorf
Polish tridemorf
Swedish -
Hungarian tridemorf
Dutch tridemorf

Record last updated: Friday 01 August 2014
Contact: aeru@herts.ac.uk