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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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Reference
Endpoint:
vapour pressure
Type of information:
calculation (if not (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:
data is from modelling database
Qualifier:
no guideline available
Principles of method if other than guideline:
MPBPVP v1.43 was used to estimate the vapour pressure of the 4-methoxyphenylacetic acid
GLP compliance:
not specified
Type of method:
other: estimated data
Specific details on test material used for the study:
- Name of test material (as cited in study report):4 methoxy phenylacetic acid (MPAA)
- Molecular formula : C9H10O3
- Molecular weight : 166.175g/mol
- Smiles notation: c1(ccc(OC)cc1)CC(O)=O
- InChl : 1S/C9H10O3/c1-12-8-4-2-7(3-5-8)6-9(10)11/h2-5H, 6H2, 1H3, (H,10,11)
- Substance type: Organic
- Physical state: Solid
Key result
Test no.:
#1
Temp.:
25 °C
Vapour pressure:
0.071 Pa
Remarks on result:
other: no additional details mentioned
Conclusions:
Vapour pressure of test substance 4-methoxyphenylacetic acid was estimated to be 0.0713 Pa at 25°C
Executive summary:

MPBPVP v1.43 was used to estimate the  vapour pressure of the 4-methoxyphenylacetic acid. The estimated vapour pressure of 4-methoxyphenylacetic acid at 25 deg C was 0.0713 Pa.

Description of key information

MPBPVP v1.43 was used to estimate the vapour pressure of the 4-methoxyphenylacetic acid. The estimated vapour pressure of 4 -methoxyphenylacetic acid at 25deg C was 0.0713 Pa.

Key value for chemical safety assessment

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

Additional information

MPBPVP v1.43 was used to estimate the  vapour pressure of the 4-methoxyphenylacetic acid. The estimated vapour pressure of 4 -methoxyphenylacetic acid at 25deg C was 0.0713 Pa.