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Physical & Chemical properties

Stability in organic solvents and identity of relevant degradation products

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Administrative data

Endpoint:
stability in organic solvents and identity of relevant degradation products
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Reference
Reference Type:
review article or handbook
Title:
Conclusion on the peer review of the pesticide risk assessment of the active substance amitrole
Author:
European Food Safety Authority (EFSA)
Year:
2014
Bibliographic source:
EFSA Journal 2014;12(7):3742; http://onlinelibrary.wiley.com/doi/10.2903/j.efsa.2014.3742/epdf

Materials and methods

Principles of method if other than guideline:
conducted according to Plant Protection Products registration requirements

Test material

Constituent 1
Chemical structure
Reference substance name:
Amitrole
EC Number:
200-521-5
EC Name:
Amitrole
Cas Number:
61-82-5
Molecular formula:
C2H4N4
IUPAC Name:
amitrole
Test material form:
solid: crystalline
Details on test material:
- ISO Common Name: Amitrole
- Chemical name (IUPAC): 1-H-1,2,4-triazol-3-amine
- Appearance: Colourless crystals
- Purity: 91.7%

Results and discussion

Any other information on results incl. tables

acetone: 2.9 – 3.3 g/L

1,2-dichloroethane: < 0.1 g/L

ethyl acetate: 1 g/L

n-heptane: << 0.1 g/L

p-xylene: << 0.1 g/L

methanol: 133-160 g/L

(at 20°C)

Applicant's summary and conclusion

Executive summary:

Testing was conducted to determine the solubility of the test item in various organic solvents, according to PPP requirements.

The substance is assumed to be stable in these solvents.

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