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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2013
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: well performed study according to internal guidelines

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: company SOP
Principles of method if other than guideline:
Analytical method: DSC
GLP compliance:
no
Type of method:
thermal analysis

Test material

Constituent 1
Chemical structure
Reference substance name:
3-nitro-p-toluic acid
EC Number:
202-549-3
EC Name:
3-nitro-p-toluic acid
Cas Number:
96-98-0
Molecular formula:
C8H7NO4
IUPAC Name:
4-methyl-3-nitrobenzoic acid
Details on test material:
Purity: 98.0 %

Results and discussion

Melting / freezing point
Melting / freezing pt.:
189 °C
Atm. press.:
ca. 1 atm
Decomposition:
yes
Decomp. temp.:
ca. 295 °C
Sublimation:
no

Applicant's summary and conclusion

Conclusions:
The melting point is 189 °C
Executive summary:

The melting point of the substance was determined by DSC and found to be 189 °C.