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The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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:
Data is from experimental study report
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling Point)
GLP compliance:
no
Type of method:
method according to Siwoloboff
Key result
Boiling pt.:
> 240 °C
Atm. press.:
978.5 hPa
Decomposition:
no
Remarks on result:
other: The boiling point of test chemical was determined to be greater than 240.°C at 978.5 hPa.

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

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

978.5 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

-

 

Conclusions:
The boiling point of test chemical was determined to be greater than 240.°C at 978.5 hPa.
Executive summary:

The boiling point determination of test chemical was done as per the test guideline OECD 103. The method followed was according to Siwoloboff. The boiling point was determine to be greater than 240 °C at 978.5 hPa.

Description of key information

The boiling point of  N-tert-butylacrylamide (CAS No.107-58-4) was determined to be greater than 240.°C at  978.5 hPa.

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
240 °C

Additional information

The boiling point determination of test substanceN-tert-butylacrylamide (CAS No. 107-58-4) was done as per the test guideline OECD 103. The method followed was according toSiwoloboff. The boiling point was determine to be greater than 240 °C at 978.5 hPa.