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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Melting point / freezing point

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Justification for type of information:
Data from handbook
Qualifier:
according to guideline
Guideline:
other: As mention below
Principles of method if other than guideline:
Determine melting point of 2-Hydroxypyridine 1-oxide
GLP compliance:
no
Type of method:
other: Not specified
Specific details on test material used for the study:
- Name of test material : 2-Hydroxypyridine 1-oxide
- Molecular formula : C5H5NO2
- Molecular weight : 111.1 g/mol
- Smiles notation : n1(c(O)cccc1)=O
- InChl : 1S/C5H5NO2/c7-5-3-1-2-4-6(5)8/h1-4,7H
- Substance type: Organic
- Physical state: Solid
Key result
Melting / freezing pt.:
151 °C
Decomposition:
no
Sublimation:
no
Remarks on result:
other: No other detail available
Conclusions:
Melting point of 2-Hydroxypyridine 1-oxide is determine to be 151 Deg C.
Executive summary:

Melting point of 2-Hydroxypyridine 1-oxide is determine to be 151 Deg C.

Description of key information

Melting point of 2-Hydroxypyridine 1-oxide is determine to be 151 Deg C.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:
151 °C

Additional information

Melting point of 2-Hydroxypyridine 1-oxide is determine to be 151 Deg C.

From other authorative databases & reliable sources it is concluded that melting point of 2 -Hydroxypyridine 1 -oxide is in the range of 149 to 152 Deg C which is near to the key value.