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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: well performed study according to acknowledged standards

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: company SOP
Principles of method if other than guideline:
Analytical method: DSC
Apparatus: Mettler Toledo, DSC 823e
Conditions: 25 –350°C, 10 K/min, aluminium pan with hole
GLP compliance:
no
Type of method:
thermal analysis

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium p-(3-amino-4-methylbenzamido)benzenesulphonate
EC Number:
275-177-2
EC Name:
Sodium p-(3-amino-4-methylbenzamido)benzenesulphonate
Cas Number:
71077-34-4
Molecular formula:
C14H14N2O4S.Na
IUPAC Name:
sodium 4-[(3-amino-4-methylbenzoyl)amino]benzenesulfonate
Details on test material:
Purity: 99.5%

Results and discussion

Melting / freezing point
Melting / freezing pt.:
274 °C
Atm. press.:
ca. 1 atm
Decomposition:
no
Sublimation:
no

Applicant's summary and conclusion

Conclusions:
The melting point of the substance is 274 °C
Executive summary:

The melting point of the substance was determined by DSC with the Apparatus: Mettler, DSC 823e

(Conditions:  25 –350°C, 10 K/min, aluminium pan with hole) as 274 °C