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Diss Factsheets

Administrative data

Endpoint:
acute toxicity: inhalation
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: Prediction report
Title:
26.12.2012 17:04 [R]: 880 mg/L "Human Health Hazards#Acute Toxicity" for 142-88-1
Author:
Sustainability Support Services (Europe) AB
Year:
2012
Bibliographic source:
QSAR Toolbox Version 3.0

Materials and methods

Test guideline
Guideline:
other: Not Applicable
Principles of method if other than guideline:
QSAR prediction is done using the OECD QSAR Toolbox Version 3.0
GLP compliance:
not specified
Test type:
other: Acute Rodent Inhalation Toxicity Test

Test material

Constituent 1
Chemical structure
Reference substance name:
Piperazine adipate
EC Number:
205-569-0
EC Name:
Piperazine adipate
Cas Number:
142-88-1
Molecular formula:
C6H10O4.C4H10N2
IUPAC Name:
piperazine adipate
Details on test material:
SMILES:C(=O)(O)CCCCC(=O)O_C1CNCCN1

Test animals

Species:
rat
Strain:
Long-Evans
Sex:
male

Administration / exposure

Route of administration:
inhalation
Type of inhalation exposure:
other: Inhalation: Vapor
Vehicle:
not specified
Duration of exposure:
4 h

Results and discussion

Effect levels
Sex:
male
Dose descriptor:
LC50
Effect level:
880.496 ppm
Based on:
test mat.
Exp. duration:
8 h

Any other information on results incl. tables






The prediction was based on dataset comprised from the following descriptors: LC50
Estimation method: Takes average value from the 5 nearest neighbours
Domain logical expression:Result: In Domain

("a" and ("b" and "c" ) )

Domain logical expression index: "a"

Similarity boundary:Target: C(=O)(O)CCCCC(=O)O_C1CNCCN1
Threshold=50%,
Dice(Atom pairs)

Domain logical expression index: "b"

Parametric boundary:The target chemical should have a value of log Kow which is >= -0.856

Domain logical expression index: "c"

Parametric boundary:The target chemical should have a value of log Kow which is <= 1.62

Applicant's summary and conclusion

Interpretation of results:
other: Other: Slightly toxic or Practically nontoxic
Conclusions:
The lethal concentration (LC50) of rat via inhalation: vapor route for piperazine adipate is estimated to be 880.49 mg/l. Based on this value it can be concluded that piperazine adipate is practically non toxic substance via inhalation route.
Executive summary:

The lethal concentration (LC50) of rat via inhalation: vapor route for piperazine adipate is estimated to be 880.49 mg/l. Based on this value it can be concluded that piperazine adipate is practically non toxic substance via inhalation route.