Registration Dossier

Physical & Chemical properties

Vapour pressure

Currently viewing:

Administrative data

Link to relevant study record(s)

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
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 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8-[[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt
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 : 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8-[[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt
- Molecular formula : C28H25N5Na4O20S6
- Molecular weight : 1035.87 g/mol
- Smiles notation : Cc1cc(N=Nc2c(S(=O)(=O)O{-}.[Na]{+})cc3c(ccc(N)c3N=Nc3ccc(S(=O)(=O)CCOS(=O)(=O)O{-}.[Na]{+})cc3S(=O)(=O)O{-}.[Na]{+})c2O)c(OC)cc1S(=O)(=O)CCOS(=O)(=O)O{-}.[Na]{+}
- Substance type : Organic
- Physical state : Solid
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
0 kPa
Remarks on result:
other: Estimated data
Conclusions:
The estimated vapour pressure of 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8-[[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt at 25 deg C was 9.05E-43 kPa.
Executive summary:

Modified Grain method was used to estimate the vapour pressure of 2 -Naphthalenesulfonic acid, 7 -amino-4 -hydroxy-3 -[[2 -methoxy-5 -methyl-4 -[[2 -(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8 -[[2 -sulfo-4 -[[2 -(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt (CAS no. 503155 -49 -5) using MPBPVP v1.43 of EPI SUITE.

The estimated vapour pressure of 2 -Naphthalenesulfonic acid, 7 -amino-4 -hydroxy-3 -[[2 -methoxy-5 -methyl-4 -[[2 -(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8 -[[2 -sulfo-4 -[[2 -(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt (CAS no. 503155 -49 -5) at 25 deg C was 9.05E-43 kPa.

Description of key information

The estimated vapour pressure of 2 -Naphthalenesulfonic acid, 7 -amino-4 -hydroxy-3 -[[2 -methoxy-5 -methyl-4 -[[2 -(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8 -[[2 -sulfo-4 -[[2 -(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt at 25 deg C was 9.05E-43 kPa.

Key value for chemical safety assessment

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

Additional information

Modified Grain method was used to estimate the vapour pressure of 2 -Naphthalenesulfonic acid, 7 -amino-4 -hydroxy-3 -[[2 -methoxy-5 -methyl-4 -[[2 -(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8 -[[2 -sulfo-4 -[[2 -(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt (CAS no. 503155 -49 -5) using MPBPVP v1.43 of EPI SUITE.

The estimated vapour pressure of 2 -Naphthalenesulfonic acid, 7 -amino-4 -hydroxy-3 -[[2 -methoxy-5 -methyl-4 -[[2 -(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8 -[[2 -sulfo-4 -[[2 -(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt (CAS no. 503155 -49 -5) at 25 deg C was 9.05E-43 kPa.