Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
dissociation constant
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2000
Report date:
2000

Materials and methods

Test guideline
Guideline:
OECD Guideline 112 (Dissociation Constants in Water)
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
methyl (2E)-2-methoxyimino-2-[2-[(2-methylphenoxy)methyl]phenyl]acetate
EC Number:
604-351-6
Cas Number:
143390-89-0
Molecular formula:
C18 H19 N O4
IUPAC Name:
methyl (2E)-2-methoxyimino-2-[2-[(2-methylphenoxy)methyl]phenyl]acetate
Details on test material:
- Name of test material (as cited in study report): Kresoxim-methyl
- Analytical purity: 99.9 %

Results and discussion

Dissociating properties:
no

Any other information on results incl. tables

The test substance Kresoxim-methyl PAI (Reg.-No 242009, BAS 490F is not ionized at 20°C in the PH range pH 1 to pH 13. No dissociation constant (pKa) can be determined, neither by spectrophotometric method nor by titration method.

Applicant's summary and conclusion