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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

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.