Registration Dossier
Registration Dossier
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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.
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EC number: 904-155-3 | CAS number: -
Vapour pressure
Administrative data
- Endpoint:
- vapour pressure
- Type of information:
- calculation (if not (Q)SAR)
- Remarks:
- Migrated phrase: estimated by calculation
- Adequacy of study:
- key study
- Study period:
- 2012-05-19
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: According to “Endpoint specific guidance R.7.1.5.3” are SPARC and MPBPWIN recommended as calculation programs for vapour pressure.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 012
Materials and methods
- Principles of method if other than guideline:
- According to “Endpoint specific guidance R.7.1.5.3” are SPARC and MPBPWIN recommended as calculation programs for vapour pressure.
- Type of method:
- other: calculation
Test material
- Reference substance name:
- Propylidynetrimethanol
- EC Number:
- 201-074-9
- EC Name:
- Propylidynetrimethanol
- Cas Number:
- 77-99-6
- Molecular formula:
- C6H14O3
- IUPAC Name:
- 2-ethyl-2-(hydroxymethyl)propane-1,3-diol
- Reference substance name:
- 2,2'-[methylenebis(oxymethylene)]bis[2-ethylpropane-1,3-diol]
- EC Number:
- 301-304-9
- EC Name:
- 2,2'-[methylenebis(oxymethylene)]bis[2-ethylpropane-1,3-diol]
- Cas Number:
- 93983-16-5
- Molecular formula:
- C13H28O6
- IUPAC Name:
- 2,2'-[methylenebis(oxymethylene)]bis(2-ethylpropane-1,3-diol)
- Reference substance name:
- 2,2'-[oxybis(methylene)]bis[2-ethylpropane-1,3-diol]
- EC Number:
- 245-509-0
- EC Name:
- 2,2'-[oxybis(methylene)]bis[2-ethylpropane-1,3-diol]
- Cas Number:
- 23235-61-2
- Molecular formula:
- C12H26O5
- IUPAC Name:
- 2,2'-[oxybis(methylene)]bis(2-ethylpropane-1,3-diol)
- Test material form:
- solid
- Details on test material:
- Name of test material (as cited in study report): Reaction mass consisting of Trimethylolpropaneformal, Di-trimethylolpropane, Trimethylolpropane
- Substance type: organic
- Physical state: Solid
- Analytical purity: Mixture(GC purity %)
Trimethylolpropaneformal 29 %, Di-trimethylolpropane 28 % , Trimethylolpropane 12 % , Sodium formate 6.9 % , Unknown formal 2.5 %, Other unknowns 9 %
Lot/batch No: 251140-1
- Stability under test conditions: good
- Storage condition of test material: room temperature
Constituent 1
Constituent 2
Constituent 3
Results and discussion
Vapour pressure
- Temp.:
- 25 °C
- Vapour pressure:
- 0.01 Pa
- Remarks on result:
- other: Calculation method MPBPWIN (v1.43), Modified Grain method
Any other information on results incl. tables
Component |
Vapour pressure at 25 °C (Pa) |
Trimethylolpropane, TMP |
0.01 |
Di-Trimethylolpropane, Di-TMP |
4.7 x 10-7 |
Trimethylolpropaneformal, TMF |
2.3 x 10-8 |
Applicant's summary and conclusion
- Conclusions:
- Vapour pressure at 25°C is 0.01 Pa
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