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EC number: 228-475-1 | CAS number: 6277-14-1
Vapour pressure
Administrative data
- Endpoint:
- vapour pressure
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2015
- Reliability:
- 1 (reliable without restriction)
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 015
- Report date:
- 2015
Materials and methods
Test guidelineopen allclose all
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 104 (Vapour Pressure Curve)
- Deviations:
- no
- Qualifier:
- according to guideline
- Guideline:
- EU Method A.4 (Vapour Pressure)
- Deviations:
- no
- GLP compliance:
- yes
- Type of method:
- gas saturation method
Test material
- Reference substance name:
- (3β,20β)-3-acetoxy-11-oxoolean-12-en-29-oic acid
- EC Number:
- 228-475-1
- EC Name:
- (3β,20β)-3-acetoxy-11-oxoolean-12-en-29-oic acid
- Cas Number:
- 6277-14-1
- Molecular formula:
- C32H48O5
- IUPAC Name:
- (2S,4aS,6aR,6aS,6bR,8aR,10S,12aS,14bR)-10-acetyloxy-2,4a,6a,6b,9,9,12a-heptamethyl-13-oxo-3,4,5,6,6a,7,8,8a,10,11,12,14b-dodecahydro-1H-picene-2-carboxylic acid
- Test material form:
- solid: particulate/powder
- Remarks:
- migrated information: powder
Constituent 1
Results and discussion
Vapour pressureopen allclose all
- Key result
- Test no.:
- #1
- Temp.:
- ca. 20 °C
- Vapour pressure:
- ca. 0 Pa
- Key result
- Test no.:
- #2
- Temp.:
- ca. 30 °C
- Vapour pressure:
- ca. 0 Pa
Any other information on results incl. tables
| Sample Type | W (g) |
Vn2(m3) | T (K) | P (Pa) |
| Vapor pressure at 20°C | 5.8 x 10-9 | 0.04958 | 293 | 5.6 x 10-7 |
| Vapor pressure at 30°C | 1.4 x 10-7 |
0.06044 |
303 |
1.2 x 10-5 |
Applicant's summary and conclusion
- Conclusions:
- The vapor pressure of Acetyl Glycyrrhetinic Acid was then stated to be 5.6 x 10-7 Pa at 20°C and 1.2 x 10-5 at 30°C and two point vapor pressure curve then determined
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