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Boiling point

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Reference
Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
22/09/2015 -23/09/2015
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
Guideline:
OECD Guideline 103 (Boiling Point)
Principles of method if other than guideline:
The boiling point determination of test substance2, 4, 6- trichloroaniline (CAS No. 634-93-5) was done as per the test guideline OECD 103 by Siwoloboff method.
GLP compliance:
not specified
Type of method:
method according to Siwoloboff
Specific details on test material used for the study:
- Name of test material: 2,4,6-trichloroaniline
- IUPAC name: 2,4,6-Trichloroaniline
- Molecular formula : C6H4Cl3N
- Molecular weight : 196.464 g/mol
- Smiles: c1(c(cc(Cl)cc1Cl)Cl)N
- InChI: 1S/C6H4Cl3N/c7-3-1-4(8)6(10)5(9)2-3/h1-2H,10H2
- Substance type: Organic
- Physical state: Solid crystalline (Pale White to Reddish)
- Purity: >99.9%
Key result
Boiling pt.:
> 240 °C
Atm. press.:
970.3 hPa
Decomposition:
no
Remarks on result:
other: other details not mentioned

TEST DESCRIPTION AND RESULT

Method Details

Observations 

Remarks if, any

Guideline

OECD 103

 

 

Method

Method according to Siwoloboff

 

Principle of Boiling point test

The boiling point of a liquid is the temperature at which that liquid is converted to a gaseous state. It can be defined as the temperature at which the vapour pressure of the liquid becomes equal to the pressure at the surface of the liquid.

 

Volume of chemical used

ml/ g

2g

Nature of the Bath taken

·    Oil bath

·    Water bath

Oil Bath

 

If oil bath is used, the type of oil

·    Liquid paraffin

·    Silicone oil

Silicon Oil

Atmospheric pressure

hPa

970.3 hPa

Decomposition

Decomposition temperature (°C), if applicable

·                    Yes

·                    No

No

Boiling point (°C) (RESULT)

°C

greater than 240 °C

Boiling point range, if applicable

°C

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Conclusions:
The boiling point of 2,4,6- trichloroaniline (CAS No.634-93-5) is greater than 240 °C at 970.3 hPa.

Executive summary:

The boiling point determination of test substance 2,4,6- trichloroaniline (CAS No. 634-93-5) was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The boiling point was found to be greater than 240°C at 970.3 hPa.

Description of key information

The boiling point of 2,4,6- trichloroaniline (CAS No.634-93-5) is greater than 240 °C at 970.3 hPa.

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
240 °C

Additional information

The boiling point determination of test substance2,4,6- trichloroaniline(CAS No. 634-93-5) was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The boiling point was found to be greater than 240°C at 970.3 hPa.

Other supporting data from reliable handbooks and authoritative databases, also supported the selected key study and exhibited the boiling point of the test substance 2,4,6-trichloroaniline (CAS No.634-93-5) as 262°C at 746 mmHg.