Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Density

Currently viewing:

Administrative data

Endpoint:
density
Remarks:
other: relative vapour density
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)

Data source

Reference
Reference Type:
other: peer reviewed data base
Title:
Unnamed
Year:
2014

Materials and methods

Test material

Constituent 1
Chemical structure
Reference substance name:
3-methylcrotonic acid
EC Number:
208-782-7
EC Name:
3-methylcrotonic acid
Cas Number:
541-47-9
Molecular formula:
C5H8O2
IUPAC Name:
3-methylbut-2-enoic acid

Results and discussion

Density
Type:
other: relative vapour density
Density:
3.45

Applicant's summary and conclusion

Conclusions:
The relative density (gas) of the test substance is 3.45.