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Vapour pressure

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Reference
Endpoint:
vapour pressure
Type of information:
calculation (if not (Q)SAR)
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Justification for type of information:
data is from modelling database
Reference:
Composition 0
Qualifier:
according to
Guideline:
other: estimated data
Principles of method if other than guideline:
MPBPVP v1.43 was used to estimate the vapour pressure of the substance Bis(4-hydroxy-N-methylanilinium) sulphate
GLP compliance:
not specified
Type of method:
other: estimated data
Test material information:
Composition 1
Specific details on test material used for the study:
- Name of test material: p-Methylaminophenol sulfate
- IUPAC name: Bis(4-hydroxy-N-methylanilinium) sulphate
- Molecular formula: C14H20N2O6S
- Molecular weight: 344.386 g/mole
- Smiles:CNc1ccc(cc1)O.CNc1ccc(cc1)O.OS(=O)(=O)O
- Inchl: 1S/2C7H9NO.H2O4S/c2*1-8-6-2-4-7(9)5-3-6;1-5(2,3)4/h2*2-5,8-9H,1H3;(H2,1,2,3,4)
- Substance type: Organic
- Physical state: Solid crystalline (off white - white)
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
0 Pa
Remarks on result:
other: (1.61E-21 mm Hg)
Remarks:
estimated value
Conclusions:
The estimated vapour pressure of the substance Bis(4-hydroxy-N-methylanilinium) sulphate at 25 deg C was 2.15E-19 Pa (1.61E-21 mm Hg).
Executive summary:

Modified Grain method (Mean of Antoine and Modified Grain methods) was used to estimate the vapour pressure of the substance Bis(4-hydroxy-N-methylanilinium) sulphate using MPBPVP v1.43 of EPI SUITE.

The estimated vapour pressure of the substance Bis(4-hydroxy-N-methylanilinium) sulphate at 25 deg C was 2.15E-19 Pa (1.61E-21 mm Hg).

Description of key information

The estimated vapour pressure of the substance Bis(4-hydroxy-N-methylanilinium) sulphate at 25 deg C was 2.15E-19 Pa (1.61E-21 mm Hg).

Key value for chemical safety assessment

Vapour pressure:
0 Pa
at the temperature of:
25 °C

Additional information

Modified Grain method (Mean of Antoine and Modified Grain methods) was used to estimate the vapour pressure of the substance Bis(4-hydroxy-N-methylanilinium) sulphate using MPBPVP v1.43 of EPI SUITE.

The estimated vapour pressure of the substance Bis(4-hydroxy-N-methylanilinium) sulphate at 25 deg C was 2.15E-19 Pa (1.61E-21 mm Hg).