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EC number: 201-999-8 | CAS number: 90-50-6
Vapour pressure
Administrative data
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2017
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 017
- Report date:
- 2017
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.4 (Vapour Pressure)
- Version / remarks:
- August 24, 2009
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 104 (Vapour Pressure Curve)
- Version / remarks:
- March 23, 2006
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EPA OPPTS 830.7950 (Vapor Pressure)
- Version / remarks:
- August 1996
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- effusion method: isothermal thermogravimetry
Test material
- Reference substance name:
- 3,4,5-trimethoxycinnamic acid
- EC Number:
- 201-999-8
- EC Name:
- 3,4,5-trimethoxycinnamic acid
- Cas Number:
- 90-50-6
- Molecular formula:
- C12H14O5
- IUPAC Name:
- 3-(3,4,5-trimethoxyphenyl)acrylic acid
- Test material form:
- solid: crystalline
- Remarks:
- light yellow
- Details on test material:
- CH03216 / E1A
Constituent 1
Results and discussion
Vapour pressureopen allclose all
- Temp.:
- 20 °C
- Vapour pressure:
- 0 Pa
- Temp.:
- 25 °C
- Vapour pressure:
- 0 Pa
Applicant's summary and conclusion
- Conclusions:
- The isothermal TGA effusion method was applied for the determination of the vapour pressure of 3,4,5-TRIMETHOXYCINNAMIC ACID.
The vapour pressure of the test item at 20°C (293K) and 25°C (298K) was 1.1E-06 and 2.7E-06 Pa, respectively.
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