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Diss Factsheets

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Study initiation: August 13 - End of laboratory investigation: October 13, 1997
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: 1a: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1998
Report date:
1998

Materials and methods

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

Test material

Constituent 1
Chemical structure
Reference substance name:
α,α-Dimethyl-ethyl ester benzeneacetic acid
EC Number:
608-307-7
Cas Number:
2901-13-5
Molecular formula:
C12 H16 O2
IUPAC Name:
α,α-Dimethyl-ethyl ester benzeneacetic acid
Details on test material:
Test substance: Ethyl dimethylphenylacetate
Code-No.: HOE CG 0523 0Y ZD00 0001
Batch-No.: B0006 dated 12.03.1997
Purity: 99.8 % (a/a)
Storage stability: 3 Years at ambient temperature, in tight containers, protected from light and dry.
Expiration date of the certificate: 18. March 2000

Results and discussion

Vapour pressureopen allclose all
Temp.:
96.5 °C
Vapour pressure:
10 hPa
Temp.:
153.4 °C
Vapour pressure:
100 hPa
Temp.:
234.3 °C
Vapour pressure:
1 013.3 hPa

Applicant's summary and conclusion

Conclusions:
The substance has a vapour pressure of 10 hPa at 96.5°C.