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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
December 2018
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2018
Report date:
2018

Materials and methods

Test guideline
Guideline:
other: Internal protocol
Deviations:
yes
Remarks:
This method is limited by viscosity.
GLP compliance:
no
Type of method:
other: internal protocol

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N-dimethyloctadecylamine N-oxide
EC Number:
219-919-5
EC Name:
N,N-dimethyloctadecylamine N-oxide
Cas Number:
2571-88-2
Molecular formula:
C20H43NO
IUPAC Name:
N,N-dimethyloctadecanamine oxide
impurity 1
Chemical structure
Reference substance name:
Dodecyldimethylamine oxide
EC Number:
216-700-6
EC Name:
Dodecyldimethylamine oxide
Cas Number:
1643-20-5
Molecular formula:
C14H31NO
IUPAC Name:
Dodecyldimethylamine oxide
impurity 2
Chemical structure
Reference substance name:
Hexadecyldimethylamine N-oxide
EC Number:
230-429-0
EC Name:
Hexadecyldimethylamine N-oxide
Cas Number:
7128-91-8
Molecular formula:
C18H39NO
IUPAC Name:
Hexadecyl(dimethyl)amine oxide
impurity 3
Chemical structure
Reference substance name:
Octadecan-1-ol
EC Number:
204-017-6
EC Name:
Octadecan-1-ol
Cas Number:
112-92-5
Molecular formula:
C18H38O
IUPAC Name:
Octadecan-1-ol
impurity 4
Chemical structure
Reference substance name:
Dimantine
EC Number:
204-694-8
EC Name:
Dimantine
Cas Number:
124-28-7
Molecular formula:
C20H43N
IUPAC Name:
N,N-Dimethyloctadecan-1-amine
Constituent 2
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
Test material form:
liquid
Specific details on test material used for the study:
SOURCE OF TEST MATERIAL
- batch No.of test material: 8110028
- Expiration date of the lot/batch: 05.11.2021
- Purity test date: 25.31% [24.5 - 26] (N,N-dimethyloctadecylamine N-oxide)

STABILITY AND STORAGE CONDITIONS OF TEST MATERIAL
- Storage condition of test material: normal condition
- Stability under test conditions: Yes

Results and discussion

Water solubilityopen allclose all
Water solubility:
> 3.12 vol%
Conc. based on:
act. ingr. (dissolved fraction)
Temp.:
25 °C
pH:
ca. 8
Key result
Water solubility:
> 31.2 g/L
Conc. based on:
act. ingr. (dissolved fraction)
Temp.:
25 °C
pH:
ca. 8

Applicant's summary and conclusion

Conclusions:
An internal study is conducted to determine the water solubility of the test item. The result of this study indicates that the water solubility is >31.2 g/L for N,N-Dimethyl-1-octadecanamine-N-oxide (CAS 2571-88-2 / EINECS 219-919-5)
Executive summary:

An internal study is conducted to determine the water solubility of the test item. The result of this study indicates that the water solubility is >31.2 g/L for N,N-Dimethyl-1-octadecanamine-N-oxide (CAS 2571-88-2 / EINECS 219-919-5)