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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
partition coefficient
Type of information:
experimental study
Adequacy of study:
key 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:
Unnamed
Year:
2007

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 107 (Partition Coefficient (n-octanol / water), Shake Flask Method)
Deviations:
not applicable
GLP compliance:
no
Type of method:
other: unknown
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
Methanedisulphonic acid
EC Number:
207-966-4
EC Name:
Methanedisulphonic acid
Cas Number:
503-40-2
Molecular formula:
CH4O6S2
IUPAC Name:
methanedisulphonic acid
Test material form:
solid

Study design

Analytical method:
not specified

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
-1.49
Temp.:
25 °C
pH:
< 1

Applicant's summary and conclusion

Conclusions:
log p_ow -1.490