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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

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

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
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Principles of method if other than guideline:
The melting point of methylmercaptopropionaldehyde (MMP) is reported in the peer-reviewed International Chemical Safety Card (no further details reported).
GLP compliance:
not specified
Type of method:
other: in the peer-reviewed source, the determination method is not reported
Key result
Melting / freezing pt.:
-75 °C
Atm. press.:
ca. 1 013 hPa
Remarks on result:
other: pressure was not reported, normal conditions are assumed

In the peer-reviewed International Chemical Safety Card, the melting point of methylmercaptopropionaldehyde (MMP) is reported to be -75 °C.

Conclusions:
In the peer-reviewed source, the melting point of the substance is reported to be -75 °C at ca. 1013 hPa.

Description of key information

-75 °C at ca. 1,013 hPa

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
-75 °C

Additional information

In the peer-reviewed source, the melting point of the substance is reported to be -75 °C at ca. 1,013 hPa.