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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Solubility in organic solvents / fat solubility

Administrative data

Endpoint:
solubility in organic solvents / fat solubility
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Gravimetric method
Principles of method if other than guideline:
Weight of the chemical substance (fat) to dissolve in Organic Solvent to form a homogeneous solution of the solute in the solvent
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium 4-aminonaphthalene-1-sulphonate
EC Number:
204-975-5
EC Name:
Sodium 4-aminonaphthalene-1-sulphonate
Cas Number:
130-13-2
Molecular formula:
C10H9NO3S.Na
IUPAC Name:
sodium 4-aminonaphthalene-1-sulfonate
Test material form:
solid: crystalline
Details on test material:
CAS number: 130-13-2
Chemical Name: sodium 4-aminonaphthalene-1-sulphonate
Molecular formula: C10H9NO3S.Na

Results and discussion

Solubility in organic solvents / fat solubility
Medium:
methanol
Solubility:
235 700 mg/L
Temp.:
30 °C
Remarks on result:
other: Very soluble
Test substance stable:
yes

Applicant's summary and conclusion

Conclusions:
The experimental value of solubility of the chemical sodium 4-aminonaphthalene-1-sulphonate in methanol was found to be 235700 mg/L at 30oC indicating that chemical to be extremely lipophillic.
Executive summary:

The experimental value of solubility of the chemical sodium 4-aminonaphthalene-1-sulphonate in methanol was found to be 235700 mg/L at 30oC indicating that chemical to be extremely lipophillic.