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Physical & Chemical properties

Appearance / physical state / colour

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Reference
Endpoint:
appearance / physical state / colour
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:
other: As mention below
Principles of method if other than guideline:
Determine the appearance of pyrazine-2-carboxylic acid
GLP compliance:
no
Specific details on test material used for the study:
- Name of test material: Pyrazinoic acid
- Molecular formula: C5H4N2O2
- Molecular weight: 124.099 g/mol
- Smiles notation: c1ncc(C(=O)O)nc1
- InChl: 1S/C5H4N2O2/c8-5(9)4-3-6-1-2-7-4/h1-3H,(H,8,9)
- Physical state: Solid
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
solid
Remarks:
Needles
Colour:
White
Odour:
other: No data available
Substance type:
organic
Conclusions:
On the basis of physical observations, it is concluded that pyrazine-2-carboxylic acid is physically occur in white needle form.
Executive summary:

On the basis of physical observations, it is concluded that pyrazine-2-carboxylic acid is physically occur in white needle form.

Description of key information

On the basis of physical observations, it is concluded that pyrazine-2-carboxylic acid is physically occur in white needle form.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information

On the basis of physical observations, it is concluded that pyrazine-2-carboxylic acid is physically occur in white needle form.