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Diss Factsheets

Physical & Chemical properties

Boiling point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
boiling point
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 OECD test guidelines
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling point/boiling range)
GLP compliance:
no
Type of method:
method according to Siwoloboff
Key result
Boiling pt.:
> 300 °C
Atm. press.:
97 510 Pa
Decomposition:
no
Remarks on result:
other: Other details not available

Observation table & Result :

Method Details

Observations 

Remarks if, any

Guideline

OECD 103

 

 

Method

Method according to Siwoloboff

 

 

Principle of Boiling point test

A sample is heated gradually in a tube which is

immersed in a liquid bath. The sample tube is held in

close contact with a thermometer and it contains

a boiling capillary which is fused about 1 cm above its

lower end. Upon approach of the boiling temperature

bubbles emerge rapidly from the lower open end of

the capillary. The boiling temperature is that temperature at which, on momentary cooling, the string of bubbles stops and liquid suddenly rises in the capillary.

 

 

no string of

bubbles were

observed upto

300 °C inferring

boiling point to

be greater than

300°C

Volume of chemical used

ml/ g

1 g

-

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

975.1 hPa

-

Decomposition

Decomposition temperature (°C), if applicable

·                    Yes

·                    No

No

-

Boiling point (°C) (RESULT)

°C

> 300°C

-

Boiling point range, if applicable

°C

-

-

Conclusions:
The boiling point determination of test substance was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The boiling point of test chemical was determined to be > 300°C at 97510 Pa
Executive summary:

The boiling point determination of test substance was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The boiling point of test chemical was determined to be > 300°C at 97510 Pa

Description of key information

On the basis of datafrom study report,the boiling point determination of test substance was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The boiling point of test chemical was determined to be > 300°C at 97510 Pa.

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
300 °C

Additional information

On the basis of datafrom study report,the boiling point determination of test substance was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The boiling point of test chemical was determined to be > 300°C at 97510 Pa.

In a supporting study from modelling database, EPI Suite MPVPBP V1.43 was used to predict the boiling point of test chemical. The boiling point of chemical was evaluated to be 405.54˚C

Additional study from authoritative and modelling database indicates the boiling point of test chemical as 426.8±28.0 °C at 101325 Pa.