Sodium formate
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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) |
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⦵) |
−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).
Infobox references | |||
Sodium formate, HCOONa, is the sodium salt of formic acid, HCOOH. It usually appears as a white deliquescent powder.