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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
26/04/2021 - 13/09/2021
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2021

Materials and methods

Test guidelineopen allclose all
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
Qualifier:
according to guideline
Guideline:
OECD Guideline 104 (Vapour Pressure Curve)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
effusion method: isothermal thermogravimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N'-bis[3-(dimethylamino)propyl]-9-nonyl-10-octylnonadecanediamide; N-[3-(dimethylamino)propyl]-9-[2-(7-{[3-(dimethylamino)propyl]carbamoyl}heptyl)-3-[(2E)-oct-2-en-1-yl]-4-pentylcyclohexyl]nonanamide; N-[3-(dimethylamino)propyl]-9-[2-(7-{[3-(dimethylamino)propyl]carbamoyl}heptyl)-3-octyl-4-pentylcyclohexyl]nonanamide
EC Number:
937-688-5
Cas Number:
1391530-05-4
Molecular formula:
C46H82N4O2 to C46H94N4O2
IUPAC Name:
N,N'-bis[3-(dimethylamino)propyl]-9-nonyl-10-octylnonadecanediamide; N-[3-(dimethylamino)propyl]-9-[2-(7-{[3-(dimethylamino)propyl]carbamoyl}heptyl)-3-[(2E)-oct-2-en-1-yl]-4-pentylcyclohexyl]nonanamide; N-[3-(dimethylamino)propyl]-9-[2-(7-{[3-(dimethylamino)propyl]carbamoyl}heptyl)-3-octyl-4-pentylcyclohexyl]nonanamide
Details on test material:
- Substance type: UVCB
- Physical state: amber coloured viscous liquid
- Analytical purity: > 97.5%
- Lot/batch No.: CM71117612
- Expiration date of the lot/batch: 14 April 201 0
- Storage condition of test material: room temperature in the dark

Results and discussion

Vapour pressureopen allclose all
Key result
Test no.:
#3
Temp.:
95 °C
Vapour pressure:
>= 0.001 - <= 0.02 Pa
Key result
Test no.:
#2
Temp.:
60 °C
Vapour pressure:
>= 0 - <= 0.004 Pa
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
>= 0 - <= 0.001 Pa

Applicant's summary and conclusion

Conclusions:
The vapour pressure was determined at three temperatures and is reported as:

25°C (9.8E-7 - 5.2E-4 Pa) 60°C (3.8E-5 - 3.9E-3) and 95°C (7.3E-4 - 2.0E-2)
Executive summary:

The purpose of this study was to determine the vapour pressure of 937-688-5. The substance was tested using the isothermal TGA method according to the OECD 104 TG at three different temperatures - 25°C, 60°C and 90°C. Due to the complexity of the substance, the vapour pressures are reported as ranges:


25°C (9.8E-7 - 5.2E-4 Pa)


60°C (3.8E-5 - 3.9E-3 Pa)


95°C (7.3E-4 - 2.0E-2 Pa)