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Physical & Chemical properties

Melting point / freezing point

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Reference
Endpoint:
melting point/freezing point
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 developed by USEPA
Reference:
Composition 1
Composition 2
Qualifier:
according to
Guideline:
other: Estimated data
Principles of method if other than guideline:
MPBPVP v1.43 was used to estimate the Melting point of 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid
GLP compliance:
not specified
Type of method:
other: Estimated by calculation
Test material information:
Composition 1
Specific details on test material used for the study:
- Name of test material: 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid
- Molecular formula: C10H9NO7S2
- Molecular weight: 319.3131 g/mol
- Smiles notation: c1cc(c(c2c1c(cc(c2)S(=O)(=O)O)O)S(=O)(=O)O)N
- InChl: 1S/C10H9NO7S2/c11-8-2-1-6-7(10(8)20(16,17)18)3-5(4-9(6)12)19(13,14)15/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18)
- Physical state: Solid
- Substance type: Organic
Key result
Melting / freezing pt.:
260.8 °C
Decomposition:
no
Sublimation:
no
Remarks on result:
other: Estimated value
Conclusions:
Based on prediction done using MPBPVP v1.43, the melting point of 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid was estimated to be 260.80 Deg C
Executive summary:

Based on the prediction done using the EPI Suite MPVPBP V1.43, the melting point of 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid was predicted.

The melting point of 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid was estimated to be 260.80 ˚C.

Description of key information

Based on prediction done using MPBPVP v1.43, the melting point of 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid was  estimated to be 260.80 Deg C

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
260.8 °C

Additional information

Based on the prediction done using the EPI Suite MPVPBP V1.43, the melting point of 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid was predicted.

The melting point of 2-amino-5-hydroxynaphthalene-1,7-disulfonic acid was estimated to be 260.80 ˚C.