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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
3 (not reliable)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data

Data source

Reference
Reference Type:
publication
Title:
Melting point 55621-49-3
Author:
Yang Z.
Year:
2009
Bibliographic source:
Journal of Heterocyclic Chemistry

Materials and methods

Principles of method if other than guideline:
manuscript entry, experimental data
Type of method:
other: unknown

Test material

1
Chemical structure
Reference substance name:
1,3-dihydro-5,6-diamino-2H-benzimidazol-2-one
EC Number:
259-728-4
EC Name:
1,3-dihydro-5,6-diamino-2H-benzimidazol-2-one
Cas Number:
55621-49-3
Molecular formula:
C7H8N4O
IUPAC Name:
5,6-diamino-1,3-dihydro-2H-benzimidazol-2-one

Results and discussion

Melting / freezing point
Key result
Melting / freezing pt.:
> 300 °C

Applicant's summary and conclusion