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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Guidline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1983
Report date:
1983

Materials and methods

Test guideline
Guideline:
other: dymanic method
GLP compliance:
no
Type of method:
dynamic method

Test material

Constituent 1
Chemical structure
Reference substance name:
Methyl acetoacetate
EC Number:
203-299-8
EC Name:
Methyl acetoacetate
Cas Number:
105-45-3
Molecular formula:
C5H8O3
IUPAC Name:
methyl 3-oxobutanoate
Details on test material:
Name of test material (as cited in study report): methyl acetoacetate
Analytical purity: 99.39 vol %

Results and discussion

Vapour pressure
Temp.:
25 °C
Vapour pressure:
1.8 hPa

Any other information on results incl. tables

RS-Freetext:
__________________________________________
Temperature (°C) / Vapour pressure (hPa) /
------------------------------------------
34.87 / 3.41 /
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56.24 / 12.42 /
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80.43 / 41.40 /
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107.80 / 134.2 /
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139.64 / 408.3 /
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168.90 / 1000.0 /
__________________________________________

For a temperature of 25 °C a vapour pressure of 180 Pa can be extrapolated.

Applicant's summary and conclusion