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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
15.12.2008-17.03.2009
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP - Guideline study
Cross-reference
Reason / purpose for cross-reference:
reference to same study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
Deviations:
no
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
GLP compliance:
yes
Type of method:
thermal analysis
Remarks:
by differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
N-(4-{[3-(dimethylamino)propyl]sulfamoyl}phenyl)-2-[(2-methoxy-4-nitrophenyl)diazenyl]-3-oxobutanamide
EC Number:
700-222-4
Cas Number:
1065519-44-9
Molecular formula:
C22H28N6O7S
IUPAC Name:
N-(4-{[3-(dimethylamino)propyl]sulfamoyl}phenyl)-2-[(2-methoxy-4-nitrophenyl)diazenyl]-3-oxobutanamide
Details on test material:
- Name of test material (as cited in study report): No. 408 Yellow
- Physical state: yellow powder
- Analytical purity: 98.6%
- Lot/batch No.: 081105-1
- Expiration date of the lot/batch: 04.11.2009
- Storage condition of test material: room temperature (10 to 30°C)
- Other: A copy of the Certificate of Analysis is included in the study report

Results and discussion

Melting / freezing point
Melting / freezing pt.:
ca. 198.42 °C
Decomposition:
no
Remarks on result:
other: no decomposition during melting

Any other information on results incl. tables

The termal behaviour of No. 408 Yellow was assessed by DSC in 2 measurements. A sharp endotherm with a peak at

198.42 °C (mean of two values: 198.88 °C and 197.9 °C) was observed and was due to melting. No decomposition was observed till 200 °C.

Applicant's summary and conclusion