Reaction Mass of Didodecyl nonylphenyl phosphite and Dodecyl bis(4-nonylphenyl) phosphite and 4-nonylphenyl ditridecyl phosphite and Bis(4-nonylphenyl) tridecyl

Partition coefficient

Administrative data

Endpoint:

partition coefficient

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2005

Report date:

2005

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)

GLP compliance:

yes

Type of method:

HPLC method

Partition coefficient type:

octanol-water

Test material

Test material information

Constituent 1

Reference substance name:

Didodecyl nonylphenyl phosphite

EC Number:

252-457-2

EC Name:

Didodecyl nonylphenyl phosphite

Cas Number:

35239-35-1

Molecular formula:

C39-H73-O3-P

IUPAC Name:

Phosphorous acid, didodecyl nonylphenyl ester

Constituent 2

Reference substance name:

Dodecyl bis(4-nonylphenyl) phosphite

EC Number:

284-117-4

EC Name:

Dodecyl bis(4-nonylphenyl) phosphite

Cas Number:

84787-76-8

Molecular formula:

C42-H71-O3-P

IUPAC Name:

Phosphorous acid, dodecyl bis(4-nonylphenyl) ester

Constituent 3

Reference substance name:

4-nonylphenyl ditridecyl phosphite

EC Number:

284-119-5

EC Name:

4-nonylphenyl ditridecyl phosphite

Cas Number:

84787-77-9

Molecular formula:

C41-H77-O3-P

IUPAC Name:

Phosphorous acid, 4-nonylphenyl ditridecyl ester

Constituent 4

Reference substance name:

Bis(4-nonylphenyl) tridecyl phosphite

EC Number:

284-120-0

EC Name:

Bis(4-nonylphenyl) tridecyl phosphite

Cas Number:

84787-78-0

Molecular formula:

C43-H73-O3-P

IUPAC Name:

Phosphorous acid, bis(4-nonylphenyl) tridecyl ester

impurity 1

Reference substance name:

Tris(nonylphenyl) phosphite

EC Number:

247-759-6

EC Name:

Tris(nonylphenyl) phosphite

Cas Number:

26523-78-4

IUPAC Name:

tris(2-nonylphenyl) phosphite

impurity 2

Reference substance name:

Didodecyl phosphonate

EC Number:

244-325-8

EC Name:

Didodecyl phosphonate

Cas Number:

21302-09-0

Molecular formula:

C24H51O3P

IUPAC Name:

Di(n-dodecyl)hydrogen phosphate

impurity 3

Reference substance name:

Phenol, 4-nonyl-, branched

EC Number:

284-325-5

EC Name:

Phenol, 4-nonyl-, branched

Cas Number:

84852-15-3

Molecular formula:

C15H24O

IUPAC Name:

4-Nonylphenol, branched

Test material form:

liquid

Study design

Analytical method:

high-performance liquid chromatography

Results and discussion

Partition coefficient

Type:

log Pow

Partition coefficient:

> 6.5

Temp.:

40 °C

pH:

7.4

Remarks on result:

not determinable because of methodological limitations

Applicant's summary and conclusion

Conclusions:

The log Pow was determined to be >6.5 based on the limitations of the test system.

Executive summary:

The log Pow was determined to be >6.5 based on the limitations of the test system.