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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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

Data source

Reference
Reference Type:
review article or handbook
Title:
Preparation of Both Enantiomers of Malic and Citramalic Acid and Other Hydroxysuccinic Acid Derivatives by Stereospecific Hydrations of cis or trans 2-Butene-1,4-dioic Acids with Resting Cells of Clostridium formicoaceticum
Author:
Eck R., Simon H.
Year:
1994
Bibliographic source:
Tetrahedron; vol. 50; nb. 48; (1994); p. 13641 - 13654

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
no data on method available (literature data)
GLP compliance:
not specified
Type of method:
other: no data

Test material

Constituent 1
Chemical structure
Reference substance name:
L-malic acid
EC Number:
202-601-5
EC Name:
L-malic acid
Cas Number:
97-67-6
Molecular formula:
C4H6O5
IUPAC Name:
malic acid
Test material form:
solid

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
>= 100 - <= 101 °C

Applicant's summary and conclusion

Conclusions:
The melting point of L-malic acid is reported to be 100 - 101°C.