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Diss Factsheets

Physical & Chemical properties

Partition coefficient

Currently viewing:

Administrative data

Endpoint:
partition coefficient
Type of information:
other: trend analysis
Adequacy of study:
key study
Study period:
2014
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: This study is classified as reliable with restrictions because it is an acceptable and reliable study carried out by OECD ToolBox v.3.2.0. Meets generally accepted scientific principles, acceptable for assessment.

Data source

Reference
Reference Type:
other: software
Title:
QSAR ToolBox 3.2.0.103
Author:
OECD
Year:
2014
Bibliographic source:
http://www.oecd.org/env/ehs/risk-assessment/theoecdqsartoolbox.htm

Materials and methods

Principles of method if other than guideline:
Predicted from category members using trend analysis.
GLP compliance:
not specified
Partition coefficient type:
octanol-water

Test material

Constituent 1
Reference substance name:
9β,11β-epoxy-6β-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate)
EC Number:
262-485-7
EC Name:
9β,11β-epoxy-6β-fluoro-17,21-dihydroxypregna-1,4-diene-3,20-dione 17,21-di(acetate)
Cas Number:
60864-45-1
IUPAC Name:
6-fluoro-3,20-dioxo-9,11-epoxypregna-1,4-diene-17,21-diyl diacetate
Constituent 2
Reference substance name:
Prednisolone 21-(hydrogen succinate)
EC Number:
220-861-8
EC Name:
Prednisolone 21-(hydrogen succinate)
Cas Number:
2920-86-7
IUPAC Name:
4-[(11,17-dihydroxy-3,20-dioxopregna-1,4-dien-21-yl)oxy]-4-oxobutanoic acid
Constituent 3
Reference substance name:
56723-09-2
EC Number:
611-417-8
Cas Number:
56723-09-2
IUPAC Name:
56723-09-2
Constituent 4
Reference substance name:
11β,21-dihydroxy-16α,17-(isopropylidenedioxy)pregn-4-ene-3,20-dione 21-acetate
EC Number:
246-610-2
EC Name:
11β,21-dihydroxy-16α,17-(isopropylidenedioxy)pregn-4-ene-3,20-dione 21-acetate
Cas Number:
25092-24-4
IUPAC Name:
2-(5-hydroxy-4a,6a,8,8-tetramethyl-2-oxo-2,3,4,4a,4b,5,6,6a,9a,10,10a,10b,11,12-tetradecahydro-6bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-6b-yl)-2-oxoethyl acetate
Constituent 5
Reference substance name:
17,21-dihydroxy-16β-methylpregna-1,4,9(11)-triene-3,20-dione 21-benzoate
EC Number:
254-630-8
EC Name:
17,21-dihydroxy-16β-methylpregna-1,4,9(11)-triene-3,20-dione 21-benzoate
Cas Number:
39780-55-7
IUPAC Name:
17-hydroxy-16-methyl-3,20-dioxopregna-1,4,9(11)-trien-21-yl benzoate
Constituent 6
Reference substance name:
6α-fluoro-11β,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione 21-pivalate
EC Number:
249-504-4
EC Name:
6α-fluoro-11β,21-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione 21-pivalate
Cas Number:
29205-06-9
IUPAC Name:
6-fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl pivalate
Constituent 7
Reference substance name:
9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 17-valerate
EC Number:
239-436-3
EC Name:
9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione 17-valerate
Cas Number:
15423-85-5
IUPAC Name:
9-fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-17-yl valerate
Constituent 8
Reference substance name:
36130-02-6
EC Number:
609-203-4
Cas Number:
36130-02-6
IUPAC Name:
36130-02-6
Constituent 9
Reference substance name:
Fluazacort
EC Number:
243-400-2
EC Name:
Fluazacort
Cas Number:
19888-56-3
IUPAC Name:
2-(4b-fluoro-5-hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,4b,5,6,6a,9a,10,10a,10b,11,12-dodecahydro-6bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]oxazol-6b-yl)-2-oxoethyl acetate
Constituent 10
Reference substance name:
11β,17,21-trihydroxypregna-1,4-diene-3,20-dione 21-hexanoate
EC Number:
273-898-7
EC Name:
11β,17,21-trihydroxypregna-1,4-diene-3,20-dione 21-hexanoate
Cas Number:
69164-69-8
IUPAC Name:
11,17-dihydroxy-3,20-dioxopregna-1,4-dien-21-yl hexanoate

Results and discussion

Partition coefficient
Type:
log Pow
Partition coefficient:
2.94
Remarks on result:
other: Calculated by OECD Toolbox

Any other information on results incl. tables

The target chemical FALLS within applicability domain of the method.

Applicant's summary and conclusion

Conclusions:
By calculation with a reliable software a partition coefficient of 2.94 has been estimated.