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Physical & Chemical properties

Melting point / freezing point

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Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
06-02-2017 – 06-02-2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard OECD test guidelines
Qualifier:
according to
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Principles of method if other than guideline:
The melting point determination of Tetrylammonium bromide (CAS No. 71-91-0) was done as per the test guideline OECD 102 via Capillary/metal block method.
GLP compliance:
not specified
Type of method:
other: Capillary/metal block method.
Specific details on test material used for the study:
- Name of test material : Tetrylammonium bromide
- IUPAC name: N,N,N-triethylethanaminium b romide
- Molecular formula: C8 H20 N.Br
- Molecular weight: 210.157 g/mol
- Smiles notation: [N+](CC)(CC)(CC)CC.[BrH-]
- InChl : 1S/C8H20N.BrH/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H/q+1;/p-1
- Substance type: Organic
- Physical state: Solid crystalline powder (white)
- Purity: 99.23%
Key result
Melting / freezing pt.:
>= 282.5 - <= 289.5 °C
Atm. press.:
976.6 hPa
Decomposition:
no
Sublimation:
no
Remarks on result:
other: no other details mentioned

TEST DESCRIPTION AND RESULT

Method Details

Observations

Remarks if, any

Guideline

OECD 102

-

 

Method

Capillary/metal block

-

Principle of method

The temperature at which a solid becomes a liquid at standard atmospheric pressure

-

Grinding of Test item done

 

Not required

Atmospheric pressure

hPa

976.6 hPa

Decomposition

Decomposition

temperature(°C), if applicable

No

Sublimation

Sublimation

temperature(°C), if applicable

No

Mean

Melting Point

°C

282.5 - 289.5°C

 

Conclusions:
The Mean Melting Point range of Tetrylammonium bromide (CAS No. 71-91-0) was found to be 282.5 - 289.5°C at 976.6 hPa.
Executive summary:

The melting point determination of Tetrylammonium bromide (CAS No. 71-91-0) was done following OECD Guideline 102 and according to the metal block capillary method. The test was conducted in replicates and Mean Melting Point range was found to be 282.5 - 289.5°C at 976.6 hPa.

Description of key information

The Mean Melting Point range of Tetrylammonium bromide (CAS No. 71-91-0) was found to be 282.5 - 289.5°C at 976.6 hPa.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
289.5 °C

Additional information

The melting point determination of Tetrylammonium bromide (CAS No. 71-91-0) was done following OECD Guideline 102 and according to the metal block capillary method. The test was conducted in replicates and Mean Melting Point range was found to be 282.5 - 289.5°C at 976.6 hPa.

Other supporting data from reliable handbooks and authoritative databases, also supported the selected key study and exhibited the melting point of chemical Tetrylammonium bromide (CAS No. 71-91-0) as 286 degree C, 285 degree C to 290 degree C and 285 degree C to 287 degree C, in the range of selected key value.