Registration Dossier

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:
guideline study with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2018

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 117 (Partition Coefficient (n-octanol / water), HPLC Method)
Deviations:
no
GLP compliance:
no
Type of method:
HPLC method
Partition coefficient type:
octanol-water

Test material

Constituent 1
Chemical structure
Reference substance name:
(17β)-3-Hydroxyestra-1,3,5(10)-trien-17-yl acetate
EC Number:
605-722-5
Cas Number:
1743-60-8
Molecular formula:
C20H26O3
IUPAC Name:
(17β)-3-Hydroxyestra-1,3,5(10)-trien-17-yl acetate
Test material form:
solid: crystalline

Study design

Analytical method:
high-performance liquid chromatography

Results and discussion

Partition coefficient
Key result
Type:
log Pow
Partition coefficient:
4
Temp.:
25 °C
pH:
5
Details on results:
The value of partition coefficient of Estradiol-17β-acetate (CAS No. 1743-60-8) was determined by Microsoft Office Excel 2013.

Applicant's summary and conclusion