Calcium propanoate

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Calcium propanoate (also known as calcium propionate) is a calcium salt of propanoic acid with the chemical formula Ca(C₂H₅COO)₂. It is commonly used as a food additive due to its properties as a preservative.

Properties

Calcium propanoate is a white crystalline solid that is soluble in water. It is effective in inhibiting the growth of mold and some bacteria, which makes it a valuable preservative in various food products. The compound works by interfering with the ability of microorganisms to reproduce and grow.

Uses

Food Industry

Calcium propanoate is widely used in the food industry to extend the shelf life of various products. It is commonly found in:

• Bread and other baked goods to prevent mold growth.
• Dairy products such as cheese.
• Processed meats.

Agriculture

In agriculture, calcium propanoate is used as a feed supplement to prevent milk fever in dairy cattle.

Health and Safety

Calcium propanoate is generally recognized as safe (GRAS) by the Food and Drug Administration (FDA) when used in accordance with good manufacturing practices. However, some individuals may experience allergic reactions or sensitivities to this compound.

Chemical Reactions

Calcium propanoate can be synthesized by reacting calcium hydroxide with propanoic acid. The reaction is as follows: Ca(OH)₂ + 2 C₂H₅COOH → Ca(C₂H₅COO)₂ + 2 H₂O

Regulation

Calcium propanoate is regulated by various food safety authorities around the world, including the European Food Safety Authority (EFSA) and the Food and Drug Administration (FDA).

See Also

• Propanoic acid
• Food additive
• Preservative
• Calcium