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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
experimental study
Adequacy of study:
key study
Study period:
May 2009
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Analysis was performed using documented method in accordance with REACH Annex XI.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
GLP compliance:
no
Type of method:
dynamic method

Test material

Constituent 1
Chemical structure
Reference substance name:
Bis(2-ethylhexyl) terephthalate
EC Number:
229-176-9
EC Name:
Bis(2-ethylhexyl) terephthalate
Cas Number:
6422-86-2
Molecular formula:
C24H38O4
IUPAC Name:
1,4-bis(2-ethylhexyl) benzene-1,4-dicarboxylate

Results and discussion

Vapour pressure
Key result
Temp.:
25 °C
Vapour pressure:
< 0.001 Pa
Remarks on result:
other: Vapor Pressure was also estimated using estimation from Method A4, Appendix 1. This value was used as the upper limit.
Transition / decomposition
Transition / decomposition:
no

Any other information on results incl. tables

 

RESULTS/CONCLUSION

 

The DOTP raw measured data are reported in Table VII-1. The estimated vapor pressure at 25 ⁰C is 0.001 Pa [Figure VII-1].  

 

 

 

Table VII-1. DOTP vapor pressure measurements

 

Temp, ⁰C           Pressure, mm Hg             Pressure, Pa

262.8                                  10                             1333

268.2                                  15                             2000

277.8                                  20                             2666

286.5                                  30.5                         4066

 

Applicant's summary and conclusion

Conclusions:
The DOTP raw measured data are reported in Table VII-1. The estimated vapor pressure at 25 ⁰C is 0.001 Pa [Figure VII-1].