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Physical & Chemical properties

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:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Justification for type of information:
Experimental test result performed using standard test guidelines
Qualifier:
according to
Guideline:
other: as mentioned below
Principles of method if other than guideline:
The flash point of Aluminium, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-carboxylic acid complex (CAS No. 12225-21-7) was determined by closed cup method using Pensky-Martens Flash Point Apparatus
GLP compliance:
not specified
Type of method:
closed cup
Flash point apparatus:
Pensky-Martens apparatus
Specific details on test material used for the study:
- Name of test material: Aluminium, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-carboxylic acid complex- IUPAC name: aluminum tris(4-{[3-carboxy-5-oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazol-4-yl]diazenyl}benzenesulfonate)- Molecular formula: C48H33AlN12O27S6- Molecular weight: 1429.19 g/mole- Smiles : C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)O)C(=O)O)S(=O)(=O)[O-].C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)O)C(=O)O)S(=O)(=O)[O-].C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)O)C(=O)O)S(=O)(=O)[O-].[Al+3]- Inchl: 1S/3C16H12N4O9S2.Al/c3*21-15-13(18-17-9-1-5-11(6-2-9)30(24,25)26)14(16(22)23)19-20(15)10-3-7-12(8-4-10)31(27,28)29;/h3*1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);/q;;;+3/p-3- Substance type: Organic- Physical state: Solid Red powder
Key result
Flash point:
109.3 °C
Atm. press.:
977 hPa
Remarks on result:
other: by closed cup method

Method Details

 

Observations

Remarks if,

any

Method

Closed cup method

 

 

Principle of Flash point

test

The flash point of a flammable

liquid is the lowest temperature at

which there will be enough

flammable vapor to ignite when an

ignition source is applied.

 

Type of method

·        

 

Flash point apparatus

·        

·        

Pensky-Martens flash point apparatus

Quantity of chemical

used

g/ml

5.004

Ignition source

Gas lighter/flame

Gas lighter

Atmospheric pressure

hPa

977.0 hPa

meanFlash point

(RESULT)

°C

109.3 °C

Interpretation of results:
other: non flammable
Conclusions:
The mean flash point of Aluminium, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-carboxylic acid complex (CAS No.12225-21-7) is 109.3°C at 977.0 hPa.
Executive summary:

The flash point determination of Aluminium, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1Hpyrazole- 3-carboxylic acid complex (CAS No. 12225-21-7) was done following closed cup method using Pensky-Martens flash point apparatus. The test was conducted in replicates and mean flash point was determined to be 109.3°C at 977.0 hPa.

Description of key information

The mean flash point of Aluminium, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-pyrazole-3-carboxylic acid complex (CAS No.12225-21-7) is 109.3°C at 977.0 hPa.

Key value for chemical safety assessment

Flash point at 101 325 Pa:
109.3 °C

Additional information

The flash point determination of Aluminium, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1Hpyrazole- 3-carboxylic acid complex (CAS No. 12225-21-7) was done following closed cup method using Pensky-Martens flash point apparatus. The test was conducted in replicates and mean flash point was determined to be 109.3°C at 977.0 hPa.