Registration Dossier

Administrative data

Endpoint:
skin irritation: in vivo
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline study, GLP compliance

Data source

Reference
Reference Type:
other: study summaries submitted to ECHA more than 12 years ago
Title:
Unnamed
Year:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: 84/449/EWG, B.4
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
A mixture of: bis(2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-1,10-decanedioate; 1,8-bis[(2,2,6,6-tetramethyl-4-((2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-decan-1,10-dioyl)piperidin-1-yl)oxy]octane
EC Number:
406-750-9
EC Name:
A mixture of: bis(2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-1,10-decanedioate; 1,8-bis[(2,2,6,6-tetramethyl-4-((2,2,6,6-tetramethyl-1-octyloxypiperidin-4-yl)-decan-1,10-dioyl)piperidin-1-yl)oxy]octane
Cas Number:
129757-67-1
Molecular formula:
not application-multi-constituent substance
IUPAC Name:
2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl 2,2,6,6-tetramethyl-1-{[8-({2,2,6,6-tetramethyl-4-[(10-oxo-10-{[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl]oxy}decanoyl)oxy]piperidin-1-yl}oxy)octyl]oxy}piperidin-4-yl decanedioate 2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl 2,2,6,6-tetramethyl-4-{[8-({2,2,6,6-tetramethyl-1-[(10-oxo-10-{[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl]oxy}decanoyl)oxy]piperidin-4-yl}oxy)octyl]oxy}piperidin-1-yl decanedioate bis[2,2,6,6-tetramethyl-1-(octyloxy)piperidin-4-yl] decanedioate

Test animals

Species:
other: rbt, NewZealand WhiteChbb:NZW

Test system

Type of coverage:
semiocclusive
Vehicle:
other: Keines "ENGLISH" None
Duration of treatment / exposure:
4h
Number of animals:
3

Results and discussion

In vivo

Resultsopen allclose all
Irritation parameter:
erythema score
Basis:
animal #1
Remarks:
mean score1
Time point:
other: overall at 24, 48 and72 h
Score:
0
Irritation parameter:
erythema score
Basis:
animal #2
Remarks:
mean score 2
Time point:
other: overall at 24, 48 and72 h
Score:
1
Irritation parameter:
erythema score
Basis:
animal #3
Remarks:
mean score 3
Time point:
other: overall at 24, 48 and72 h
Score:
0
Irritation parameter:
erythema score
Max. score:
1
Remarks on result:
other: Max. duration: 72 d; Max. valueat end of observation period: a(related to all animals)
Irritation parameter:
edema score
Basis:
animal #1
Remarks:
mean score 1
Time point:
other: overall at 24, 48 and72 h
Score:
0
Irritation parameter:
edema score
Basis:
animal #2
Remarks:
mean score 2
Time point:
other: overall at 24, 48 and72 h
Score:
0
Irritation parameter:
edema score
Basis:
animal #3
Remarks:
mean score 3
Time point:
other: overall at 24, 48 and72 h
Score:
0
Irritation parameter:
edema score
Max. score:
0
Remarks on result:
other: Max. duration: d; Max. valueat end of observation period: 0 (related to all animals)
Irritant / corrosive response data:
Reversibility of any observed effect: Changes fully reversible within7 days

Applicant's summary and conclusion

Interpretation of results:
other: not classified