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Names | |||
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Systematic IUPAC name
Sodium methanoate | |||
Other names
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Identifiers | |||
3D model (JSmol)
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ChEBI | |||
ChEMBL | |||
ChemSpider | |||
ECHA InfoCard | 100.004.990 | ||
EC Number |
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E number | E237 (preservatives) | ||
PubChem CID
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UNII | |||
CompTox Dashboard (EPA)
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Properties | |||
HCOONa | |||
Molar mass | 68.007 g/mol | ||
Appearance | white granules deliquescent | ||
Density | 1.92 g/cm3 (20 °C) | ||
Melting point | 253 °C (487 °F; 526 K) | ||
Boiling point | decomposes | ||
43.82 g/100 mL (0 °C) 97.2 g/100 mL (20 °C) 160 g/100 mL (100 °C) | |||
Solubility | insoluble in ether soluble in glycerol, alcohol, formic acid | ||
Thermochemistry | |||
Heat capacity (C)
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82.7 J/mol K | ||
Std molar
entropy (S⦵298) |
103.8 J/mol K | ||
Std enthalpy of
formation (ΔfH⦵298) |
-666.5 kJ/mol | ||
Gibbs free energy (ΔfG⦵)
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-599.9 kJ/mol | ||
Hazards | |||
NFPA 704 (fire diamond) | |||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Sodium formate, HCOONa, is the sodium salt of formic acid, HCOOH. It usually appears as a white deliquescent powder.
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