Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
appearance / physical state / colour
Adequacy of study:
other information

Data source

Reference
Reference Type:
publication
Title:
Unnamed
Year:
1996
Report date:
1996

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
Test material form:
solid: crystalline

Results and discussion

Form / colour / odour
Form:
crystalline
Colour:
yellowish
Odour:
pungent
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
The substance is crystalline, slightly yellowish and pungent.