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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Study period:
18.12.2012 to 03.01.2013
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: Shake flask method
Principles of method if other than guideline:
Weight of the chemical substance to dissolve in water to form a homogeneous solution of the solute in the solvent
GLP compliance:
no
Type of method:
other: Shake flask method

Test material

Constituent 1
Chemical structure
Reference substance name:
4-aminotoluene-2-sulphonic acid
EC Number:
204-282-8
EC Name:
4-aminotoluene-2-sulphonic acid
Cas Number:
118-88-7
Molecular formula:
C7H9NO3S
IUPAC Name:
5-amino-2-methylbenzene-1-sulfonic acid
Test material form:
other: solid
Details on test material:
Name of the test material: 4-aminotoluene-2-sulphonic acid
Molecular formula: C7H9NO3S
Molecular weight: 187.21
Physical state: Solid
Substance Type: Organic

Results and discussion

Water solubility
Water solubility:
1 800 mg/L
Temp.:
23 °C
Remarks on result:
other: pH not known

Applicant's summary and conclusion

Conclusions:
Interpretation of results (migrated information): soluble (1000-10000 mg/L)
The experimental value of the water solubility of 4-aminotoluene-2-sulphonic acid was found to be 1800 mg/L at temperature of 23 degC indicating that 4-aminotoluene-2-sulphonic acid is soluble in water.
Executive summary:

The experimental value of the water solubility of 4-aminotoluene-2-sulphonic acid was found to be 1800 mg/L at temperature of 23 degC indicating that 4-aminotoluene-2-sulphonic acid is soluble in water.