Registration Dossier

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: according to valid method (DSC)

Data source

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

Materials and methods

Principles of method if other than guideline:
Differential Scanning Calorimetry
GLP compliance:
not specified
Type of method:
thermal analysis

Test material

Constituent 1
Chemical structure
Reference substance name:
4'-chloro-3-hydroxy-2-naphthanilide
EC Number:
202-189-7
EC Name:
4'-chloro-3-hydroxy-2-naphthanilide
Cas Number:
92-78-4
Molecular formula:
C17H12ClNO2
IUPAC Name:
N-(4-chlorophenyl)-3-hydroxy-2-naphthamide

Results and discussion

Melting / freezing point
Melting / freezing pt.:
262 °C
Atm. press.:
ca. 1 atm
Decomposition:
yes
Decomp. temp.:
>= 338 °C
Remarks on result:
other: The sharp endothermic peak at 261°C is the melting point. The product starts to decompose in the sealed vial at 338°C with a mean energy of 219 J/g.

Applicant's summary and conclusion

Conclusions:
The tested melting point is 262°C.
Executive summary:

The melting point was determined using a Differential Scanning Calorimeter.