Registration Dossier

Physical & Chemical properties

Particle size distribution (Granulometry)

Administrative data

Endpoint:
particle size distribution (granulometry)
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:
2016
Report date:
2016

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: US PHARMACOPEIA 786, Ph.Eur 2.9.38
GLP compliance:
no
Type of method:
sieving
Type of distribution:
mass based distribution

Test material

Constituent 1
Chemical structure
Reference substance name:
(1R,3aS,3bR,9aR,9bS,11aS)-11a-ethyl-1-ethynyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl acetate
EC Number:
604-013-8
Cas Number:
13732-69-9
Molecular formula:
C23H30O3
IUPAC Name:
(1R,3aS,3bR,9aR,9bS,11aS)-11a-ethyl-1-ethynyl-7-oxo-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,9aH,9bH,10H,11H,11aH-cyclopenta[a]phenanthren-1-yl acetate

Results and discussion

Remarks on result:
not determinable
Particle sizeopen allclose all
Percentile:
D10
Mean:
<= 129 µm
St. dev.:
0
Percentile:
D50
Mean:
<= 225 µm
St. dev.:
0
Percentile:
D90
Mean:
<= 519 µm
St. dev.:
0
Particle size distribution at different passages
Remarks on result:
not measured/tested

Applicant's summary and conclusion