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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
calculation (if not (Q)SAR)
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Data from secondary source

Data source

Reference
Reference Type:
other: MSDS
Title:
Unnamed
Year:
2010

Materials and methods

Type of method:
other: Calculated
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
11β,17,21-trihydroxypregna-1,4-diene-3,20-dione 21-methanesulphonate
EC Number:
252-549-2
EC Name:
11β,17,21-trihydroxypregna-1,4-diene-3,20-dione 21-methanesulphonate
Cas Number:
35410-28-7
Molecular formula:
C22H30O7S
IUPAC Name:
2-[(1R,3aS,3bS,9aR,9bS,10S,11aS)-1,10-dihydroxy-9a,11a-dimethyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl]-2-oxoethyl methanesulfonate
Constituent 2
Reference substance name:
Prednisolone mesylate
IUPAC Name:
Prednisolone mesylate

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
3.17
Remarks on result:
other: No information on pH and temperature available

Applicant's summary and conclusion

Conclusions:
The substance has a calculated Pow of 4.61