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Flash point

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Reference
Endpoint:
flash point, other
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to guideline
Guideline:
ISO No., other: OECD 103
Principles of method if other than guideline:
The flash point of a substance is the lowest temperature at which there will be enough flammable vapor to ignite when an ignition source is applied.
GLP compliance:
no
Type of method:
closed cup
Flash point apparatus:
Pensky-Martens apparatus
Specific details on test material used for the study:
- Name of test material : 2-[[4-[[4-[[6-anilino-1-hydroxy-3-sulpho-2-naphthyl]azo]-1-naphthyl]azo]-6-sulpho-1-naphthyl]azo]benzene-1,4-disulphonic acid, magnesium sodium salt
- Molecular formula : C42H26MgN7NaO13S4
- Molecular weight : 1012.2624 g/mol
- Smiles notation : C1=CC=C(C=C1)NC2=CC3=C(C=C2)C(=O)C(=NNC4=CC=C(C5=CC=CC=C54)N=NC6=C7C=C(C=CC7=C(C=C6)N=NC8=C(C=CC(=C8)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])C(=C3)S(=O)(=O)O.[Na+].[Mg+2]
- InChl : 1S/C42H29N7O13S4.Mg.Na/c50-42-29-13-10-26(43-25-6-2-1-3-7-25)20-24(29)21-40(66(60,61)62)41(42)49-47-35-16-15-34(30-8-4-5-9-31(30)35)44-46-37-18-17-36(32-14-11-27(22-33(32)37)63(51,52)53)45-48-38-23-28(64(54,55)56)12-19-39(38)65(57,58)59;;/h1-23,43,50H,(H,51,52,53)(H,54,55,56)(H,57,58,59)(H,60,61,62);;/q;+2;+1/p-3/b46-44+,48-45+,49-47+;;
- Substance type : Organic
- Physical state : Solid
Key result
Flash point:
> 300 °C
Atm. press.:
980.9 hPa
Remarks on result:
other: No other detail available
Interpretation of results:
GHS criteria not met
Conclusions:
The flash point of 2-[[4-[[4-[[6-anilino-1-hydroxy-3-sulpho-2-naphthyl] azo]-1-naphthyl] azo]-6-sulpho-1-naphthyl] azo] benzene-1, 4-disulphonic acid, magnesium sodium salt is greater than 300°C at 980.9 hPa.
Executive summary:

The flash point determination of 2 -[[4 -[[4 -[[6 -anilino-1 -hydroxy-3 -sulpho-2 -naphthyl] azo]-1 -naphthyl] azo]-6 -sulpho-1 -naphthyl] azo] benzene-1, 4 -disulphonic acid, magnesium sodium salt (CAS No. 93941 -74 -3) was done as per the test guideline OECD 103. The method is closed cup method using Pensky Martin’s Flash Point Apparatus. The flash point of 2 -[[4 -[[4 -[[6 -anilino-1 -hydroxy-3 -sulpho-2 -naphthyl] azo]-1 -naphthyl] azo]-6 -sulpho-1 -naphthyl] azo] benzene-1, 4 -disulphonic acid, magnesium sodium salt was determine to be greater than 300°C at 980.9 hPa.

Description of key information

The flash point of 2-[[4-[[4-[[6-anilino-1-hydroxy-3-sulpho-2-naphthyl] azo]-1-naphthyl] azo]-6-sulpho-1-naphthyl] azo] benzene-1, 4-disulphonic acid, magnesium sodium salt is greater than 300°C at 980.9 hPa.

Key value for chemical safety assessment

Flash point at 101 325 Pa:
300 °C

Additional information

The flash point determination of 2 -[[4 -[[4 -[[6 -anilino-1 -hydroxy-3 -sulpho-2 -naphthyl] azo]-1 -naphthyl] azo]-6 -sulpho-1 -naphthyl] azo] benzene-1, 4 -disulphonic acid, magnesium sodium salt (CAS No. 93941 -74 -3) was done as per the test guideline OECD 103. The method is closed cup method using Pensky Martin’s Flash Point Apparatus. The flash point of 2 -[[4 -[[4 -[[6 -anilino-1 -hydroxy-3 -sulpho-2 -naphthyl] azo]-1 -naphthyl] azo]-6 -sulpho-1 -naphthyl] azo] benzene-1, 4 -disulphonic acid, magnesium sodium salt was determine to be greater than 300°C at 980.9 hPa.

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