Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
distribution modelling
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Reliability assigned to QSAR
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: QSAR calculation
Title:
No information

Materials and methods

Model:
calculation according to Mackay, Level I
Calculation programme:
Mackay Level 1 v3.00
Media:
air - biota - sediment(s) - soil - water

Test material

Constituent 1
Chemical structure
Reference substance name:
O-acetylsalicylic acid
EC Number:
200-064-1
EC Name:
O-acetylsalicylic acid
Cas Number:
50-78-2
Molecular formula:
C9H8O4
IUPAC Name:
2-acetoxybenzoic acid

Study design

Test substance input data:
Input (at 25°C):
MW : 180.16 MP : 136
VP: 0.0034 Pa
WS : 4600 mg/L Log Kow: 1.19

Results and discussion

Percent distribution in media

Air (%):
0.39
Water (%):
98.23
Soil (%):
1.35

Applicant's summary and conclusion

Conclusions:
The environmental target compartment is water (98 % of substance).
Soil/sediment compartments are predicted not to be of concern (1.35 %)