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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Vapour pressure

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
vapour pressure
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
accepted calculation method
Justification for type of information:
Calculation by EPI Suite MPBPVP v1.43 for CAS nr 590-46-5 (betaine hydrochloride, smiles CN(CL)(C)(C)CC(=O)(O) )
Qualifier:
no guideline required
Principles of method if other than guideline:
The Vapour pressure was predicted baed on QSAR (EPI Suite MPBPVP v1.43)
GLP compliance:
no
Type of method:
other: QSAR
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
0 Pa
Remarks on result:
other: Vapour pressure predicted by QSAR (MPBPVP v1.43, Modified Grain Method)
Conclusions:
The estimated vapour pressure for the test item is based on QSAR (MPBPVP v1.43) predictions: 4.68E-006 Pa.

Description of key information

The estimated vapour pressure for the test item is based on QSAR (MPBPVP v1.43) predictions: 4.68E-006 Pa.

Key value for chemical safety assessment

Vapour pressure:
0 Pa
at the temperature of:
25 °C

Additional information