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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Administrative data

Endpoint:
solubility in organic solvents / fat solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
24.04.2013 - 10.05.2013
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:
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:
5-aminonaphthalene-2-sulphonic acid
EC Number:
204-351-2
EC Name:
5-aminonaphthalene-2-sulphonic acid
Cas Number:
119-79-9
Molecular formula:
C10H9NO3S
IUPAC Name:
5-aminonaphthalene-2-sulfonic acid
Test material form:
other: Amorphous
Details on test material:
- Name of test material: 5-aminonaphthalene-2-sulphonic acid
- Substance type: Organic
- Physical state: solid

Results and discussion

Solubility in organic solvents / fat solubility
Medium:
methanol
Solubility:
260 mg/L
Temp.:
39 °C

Applicant's summary and conclusion

Conclusions:
The experimental value of solubility of 5-aminonaphthalene-2-sulphonic acid in methanol at temperature of 39 deg C was found to be 260 mg/L indicating that 15-aminonaphthalene-2-sulphonic acid is moderately soluble in methanol.
Executive summary:

The experimental value of solubility of 5-aminonaphthalene-2-sulphonic acid in methanol at temperature of 39 deg C was found to be 260 mg/L indicating that 15-aminonaphthalene-2-sulphonic acid is moderately soluble in methanol.