Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
pH
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
documentation insufficient for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Principles of method if other than guideline:
pH value measurement in aqueous solution
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
4-(1-{3,5-Bis[(dimethylamino)methyl]-4-hydroxyphenyl}-1-methylethyl)-2,6-bis[(dimethylamino)methyl]phenol
Molecular formula:
C27H44N4O2
IUPAC Name:
4-(1-{3,5-Bis[(dimethylamino)methyl]-4-hydroxyphenyl}-1-methylethyl)-2,6-bis[(dimethylamino)methyl]phenol
Constituent 2
Chemical structure
Reference substance name:
2,6-Bis[(dimethylamino)methyl]-4-(1-{3-[(dimethylamino)methyl]-4-hydroxyphenyl}- 1-methylethyl)phenol
Molecular formula:
C24H37N3O2
IUPAC Name:
2,6-Bis[(dimethylamino)methyl]-4-(1-{3-[(dimethylamino)methyl]-4-hydroxyphenyl}- 1-methylethyl)phenol
Constituent 3
Chemical structure
Reference substance name:
2-[(Dimethylamino)methyl]-4-(1-{3-[(dimethylamino)methyl]-4-hydroxyphenyl}-1-methylethyl)phenol
Molecular formula:
C21H30N2O2
IUPAC Name:
2-[(Dimethylamino)methyl]-4-(1-{3-[(dimethylamino)methyl]-4-hydroxyphenyl}-1-methylethyl)phenol
impurity 1
Reference substance name:
Unknown impurities
IUPAC Name:
Unknown impurities
impurity 2
Chemical structure
Reference substance name:
Xylene
EC Number:
215-535-7
EC Name:
Xylene
Cas Number:
1330-20-7
Molecular formula:
C8H10
IUPAC Name:
Benzene, dimethyl-
impurity 3
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
Cas Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
water
impurity 4
Reference substance name:
Sulphated ash
IUPAC Name:
Sulphated ash
Test material form:
solid: bulk
Details on test material:
- Name of test material (as cited in study report): HPP 12879-1

Results and discussion

pH valueopen allclose all
Key result
pH value:
11.1
Temp.:
20 °C
Concentration:
other: concentrations ratio 1:99
Remarks on result:
other: 0.51 g substance and 49.51 g water
Key result
pH value:
11.2
Temp.:
20 °C
Concentration:
other: concentraion ratio 1:9
Remarks on result:
other: 0.99 g substance and 9.04 g water

Applicant's summary and conclusion

Conclusions:
The pH value of HPP 12879 -1 is concluded to be 11.1 at 1% (w/w) and 11.2 at ca. 10 % (w/w).
Executive summary:

The pH value is determined in two concentrations of test substance solutions in aqueous phase. The pH value of HPP 12879 -1 is concluded to be 11.1 at 1% (w/w) and 11.2 at ca. 10 % (w/w).