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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
1 (reliable without restriction)

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 102 (Melting point / Melting Range)
GLP compliance:
yes
Type of method:
other: differential scanning calorimeter

Test material

Constituent 1
Reference substance name:
Sodium diisobutylnaphthalenesulphonate
EC Number:
248-326-4
EC Name:
Sodium diisobutylnaphthalenesulphonate
Cas Number:
27213-90-7
Molecular formula:
Not applicable (UVCB substance)
IUPAC Name:
sodium 2,3-bis(2-methylpropyl)naphthalene-1-sulfonate
Test material form:
solid: particulate/powder

Results and discussion

Melting / freezing point
Melting / freezing pt.:
490 K
Remarks on result:
other: in air and nitrogen atmospheric

Any other information on results incl. tables

Sample

Analysis

Starting Temperature

Final Temperature

Temperature programme

Atmosphere

Weight (kg)

Melting point

Lot 97062

A

273 K

490K

0.167 k/min

Air

2.58 *10-6

> 490

B

2.36 *10-6

> 490

C

Nitrogen

2.39 *10-6

> 490

D

2.75 *10-6

> 490

Applicant's summary and conclusion

Conclusions:
The melting point resulted in all tests higher than 490K.