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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Remarks:
Migrated phrase: estimated by calculation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Endpoint was calculated by MPBPWIN v 1.43 according to ECHA Guidance (Chapter R.7a, section R.7.1.5)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: U.S.EPA 2011, EPI Suite, v. 4.10; MPBPWIN, v. 1.43
Deviations:
not specified
GLP compliance:
no
Type of method:
other: calculation (Modified Grain Method)

Test material

Constituent 1
Chemical structure
Reference substance name:
4-tert-butyl-2-(5-tert-butyl-2-oxo-2,3-dihydro-1-benzofuran-3-yl)phenyl 3,5-di-tert-butyl-4-hydroxybenzoate
EC Number:
700-641-2
Cas Number:
1261240-30-5
Molecular formula:
C37H46O5
IUPAC Name:
4-tert-butyl-2-(5-tert-butyl-2-oxo-2,3-dihydro-1-benzofuran-3-yl)phenyl 3,5-di-tert-butyl-4-hydroxybenzoate
Test material form:
other: crystalline powder

Results and discussion

Vapour pressure
Key result
Temp.:
25 °C
Vapour pressure:
0.003 Pa

Applicant's summary and conclusion

Conclusions:
The vapour pressure is estimated of 0.00274 Pa at 25°C by using EPI model (Modified Grain method).