Potassium benzoate

Basic Information

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CAS Number

582-25-2

Molecular Formula

C7H5KO2

Molecular Weight

160.21 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

>300°C

Boiling Point

249.3°C at 760 mmHg

Density

1.5000

Solubility

Soluble in ethanol, slightly soluble in methanol, insoluble in ether.

SMILES

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O=C([O-])C1=CC=CC=C1.[K+]

InChI

InChI=1S/C7H6O2.K/c8-7(9)6-4-2-1-3-5-6;/h1-5H,(H,8,9);/q;+1/p-1

InChIKey

XAEFZNCEHLXOMS-UHFFFAOYSA-M

LogP

0.05010

Complexity

108

Safety Information

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Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Sensitiveness

Hygroscopic

Synonyms & References

English

Potassium benzoate
BENZOIC ACID POTASSIUM SALT
benzoic acid potassium
PotassiumBenzoateC7H5KO2
Benzoicacidpotassiumsaltanhydrous
Kaliumbenzoat,wasserfrei
POTASSIUM BENZOATE REAGENT
POTASSIUMBENZOATE,CRYSTAL,REAGENT
POTASSIUMBENZOATE,FCC
POTASSIUMBENZOATE,NF
Kaliumbenzoat
Piatassium benzoate
Phthalate
Benzoic acid, potassium salt
Potassium salt
Potassium benzoate [NF]
763YQN2K7K
Potassium benzoate (NF)
Benzoic acid, potassium salt (1:1)
potassium ion benzoate
DSSTox_CID_7219
DSSTox_RID_78354
DSSTox_GSID_27219
KSC270O4J
XAEFZNCEHLXOMS-UHFFFAOYSA-M
Tox21_202747
potassium benzene carboxylic acid salt

MDL Number

MFCD13469305

Customs Code

4002191900

FAQ

What is Potassium benzoate (CAS: 582-25-2)?

Potassium benzoate (CAS: 582-25-2) is a chemical compound commonly used as a food preservative and pharmaceutical ingredient. It has the chemical formula C7H5KO2 and is a white crystalline solid that is soluble in water. Potassium benzoate is known for its antimicrobial properties and is often used to inhibit the growth of bacteria and fungi in acidic environments.

What are the main uses of Potassium benzoate (CAS: 582-25-2)?

Potassium benzoate (CAS: 582-25-2) is widely used in the food industry as a preservative to extend shelf life, particularly in beverages and processed foods. It also serves as an antifoulant in industrial applications, a buffering agent in pharmaceutical formulations, and a research reagent for various chemical studies. Its ability to act as a salt of benzoic acid makes it effective in acidic conditions.

Is Potassium benzoate (CAS: 582-25-2) safe?

Potassium benzoate (CAS: 582-25-2) is generally considered safe when used in accordance with regulatory guidelines. It is approved by the FDA and other food safety authorities for use in food and beverages. However, it should be handled with care, as high concentrations may cause irritation. Proper protective equipment, such as gloves and goggles, is recommended during handling to ensure safety.

How should Potassium benzoate (CAS: 582-25-2) be stored?

Potassium benzoate (CAS: 582-25-2) should be stored in a cool, dry place away from moisture and direct sunlight. It is best kept in a sealed container to maintain its stability and prevent degradation. Storage at temperatures below 25°C is recommended, and it should be protected from strong oxidizing agents to ensure long-term quality.