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Basic information

  • Name:
  • Potassium formate

  • CAS No.:
  • 590-29-4

  • Molecular Structure:
  • Formula:
  • CH2KO2
  • Molecular Weight:
  • 85.12
  • Synonyms:
  • Formicacid, potassium salt (8CI,9CI);Potassium formate (6CI);EcoForm PF 75;
  • EINECS:
  • 209-677-9
  • Density:
  • 1.560 g/mL at 20 °C
  • Melting Point:
  • 165-168 °C
  • Boiling Point:
  • 100.6 °C at 760 mmHg
  • Flash Point:
  • 29.9 °C
  • Solubility:
  • H2O: 1 M at 20 °C, clear, colorless
  • Appearance:
  • white crystalline solid
  • Hazard Symbols:
  • IrritantXi
  • Risk Codes:
  • 36/37/38
  • Safety Description:
  • 37/39-26 Details

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Consensus Reports

Reported in EPA TSCA Inventory.

Specification

The IUPAC name of thisa chemical is potassium formate. With the CAS registry number 590-29-4, it is also named as Formic acid potassium salt. The product's categories are Alphabetical Biological Buffers; Biological Buffers; BioUltra Buffers; Buffer Solutions Protein Structural Analysis; Inorganic Salts; Optimization Reagents Synthetic Reagents; Potassium; X-Ray Crystallography. It is white crystalline solid which should be sealed in the container and stored in dry place.

The other characteristics of this product can be summarized as: (1)ACD/LogP: -0.54; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -2.3; (4)ACD/LogD (pH 7.4): -3.94; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 0; (12)Enthalpy of Vaporization: 22.69 kJ/mol; (13)Vapour Pressure: 36.5 mmHg at 25°C; (14)Exact Mass: 83.961361; (15)MonoIsotopic Mass: 83.961361; (16)Topological Polar Surface Area: 40.1; (17)Heavy Atom Count: 4; (18)Complexity: 13.5.

Uses of Potassium formate: It is an intermediate in the formate potash process for the production of potassium. It has also been studied as a potential environmentally-friendly deicing salt for use on roads. In addition, it can react with chloroacetonitrile to get formyloxy-acetonitrile. This reaction needs reagent KI and solvent tetrahydrothiophene 1,1-dioxide at temperature of 100 °C. The reaction time is 4.0 hours. The yield is 76%.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable gloves and eye/face protection. 

People can use the following data to convert to the molecule structure.
1. SMILES:[K+].[O-]C=O
2. InChI:InChI=1/CH2O2.K/c2-1-3;/h1H,(H,2,3);/q;+1/p-1 
3. InChIKey:WFIZEGIEIOHZCP-REWHXWOFAK

The following are the toxicity data which has been tested.

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 95mg/kg (95mg/kg)   Zeitschrift fuer Ernaehrungswissenschaft. Vol. 9, Pg. 332, 1969.
mouse LD50 oral 5500mg/kg (5500mg/kg)   Zeitschrift fuer Ernaehrungswissenschaft. Vol. 9, Pg. 332, 1969.

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