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Diss Factsheets

Physical & Chemical properties

Melting point / freezing point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
20-06-2012-27-06-2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
GLP compliance:
no
Type of method:
other: Differential scanning calorimetry
Specific details on test material used for the study:
The production method yields the substance in an approximately 50% aqueous solution with a content of sodium hydroxide. A sample of this has been dehydrated in order to perform the test.
Key result
Melting / freezing pt.:
> 42 - <= 64 °C
Atm. press.:
101.3 kPa

Melting point by differential scanning calorimetry. Scanning 1°C/min from 25 to 400°C. Heat flow curve reveals endotherm beginning at 42°C and ending at 64°C

Conclusions:
Melting point interval: 42-64°C
Executive summary:

Melting point by differential scanning calorimetry. Scanning 1°C/min from 25 to 400°C. Heat flow curve reveals endotherm beginning at 42°C and ending at 64°C

Description of key information

Melting point interval: 42-64°C

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
53 °C

Additional information

Dehydrated sample of IBP1-Na (produced by adding aqueous NaOH to IBP-1)