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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:
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:
2012
Report date:
2012

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:
5'-chloro-3-hydroxy-2',4'-dimethoxy-2-naphthanilide
EC Number:
202-182-9
EC Name:
5'-chloro-3-hydroxy-2',4'-dimethoxy-2-naphthanilide
Cas Number:
92-72-8
Molecular formula:
C19H16ClNO4
IUPAC Name:
5'-chloro-3-hydroxy-2',4'-dimethoxy-2-naphthanilide

Results and discussion

Melting / freezing point
Melting / freezing pt.:
200 °C
Atm. press.:
ca. 1 atm
Decomposition:
yes
Decomp. temp.:
>= 278 °C
Remarks on result:
other: The sharp endothermic peak at 198°C is the melting point. The product starts to decompose in the sealed vial at 278°C with a mean energy of 710 J/g.

Applicant's summary and conclusion

Conclusions:
The tested melting point is 200°C.
Executive summary:

The melting point was determined using a Differential Scanning Calorimeter. The observed melting point is 200°C.

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