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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Type of information:
other: observation
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Accepted laboratory method. Substance (N-Methylol methacrylamide) as such cannot be isolated in practice (equilibrium with formaldehyde and methacrylamide in aqueous solution).

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2011

Materials and methods

Principles of method if other than guideline:
other: visual + olfactory assessment inspection
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
N-(hydroxymethyl)methacrylamide
EC Number:
213-086-1
EC Name:
N-(hydroxymethyl)methacrylamide
Cas Number:
923-02-4
Molecular formula:
C5H9NO2
IUPAC Name:
N-(hydroxymethyl)-2-methylacrylamide

Results and discussion

Physical state at 20°C and 1013 hPa:
liquid
Remarks:
Substance (N-Methylol methacrylamide) as such cannot be isolated in practice (equilibrium with formaldehyde and methacrylamide). N-Methylol methacrylamide is sold in aqueous solution only.
Form / colour / odour
Colour:
clear, colourless to yellowish
Odour:
other: faintly ester-like
Substance type:
organic

Applicant's summary and conclusion

Conclusions:
N-Methylolmethacrylamide 60 % in aqueous solution is reported to be a clear, colorless to yellowish liquid at 20°C and 1013 hPa with a faintly ester-
like odour.
Executive summary:

Substance (N-Methylol methacrylamide) as such cannot be isolated in practice (equillibrium with formaldehyde and methacrylamide in aqueous solution). N-Methylol methacrylamide is solid in aqueous solution.

N-Methylolmethacrylamide 60 % in aqueous solution is reported to be a clear, colorless to yellowish liquid at 20°C and 1013 hPa with a faintly ester-like odour.