Propionic acid CAS# 79-09-4

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• Chemical Name:  Propionic acid
• CAS No.:    79-09-4
• Molecular Fomula: ： C4H10O3
• Molecular weight：74.08
• Appearance:Colourless clarified oily liquid
• Sample：Available

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Description of extra pure

• Propionic acid (from the Greek words protos, meaning “first”, and pion, meaning “fat”; also known as propanoic acid) is a naturally occurring carboxylic acid with chemical formula CH3CH2COOH. It is a clear liquid with a pungent and unpleasant smell somewhat resembling body odor. The anion CH3CH2COO− as well as the salts and esters of propionic acid are known as propionates (or propanoates).

Basic Info of extra pure

Basic Info
Numbering system
Properties
Safety Info
Basic Info

Numbering system

Properties

Safety Info

What is Propionic acid？

• With the progress of science and technology and the development of society, chemical products have invariably permeated our daily lives, in medicine, food, cosmetics, electronics, industry, and other areas, becoming an essential part of our lives. One such product is Propionic acid   which has developed particularly rapidly in recent years. Do you know about Propionic acid?
• The official answer：Propionic acid, also known as primiparous acid, is a saturated monocarboxylic acid containing three carbon atoms, one of the typical volatile low-grade fatty acids. Chemical formula CH3CH2COOH. molecular weight 74.08. colorless clarified oily liquid with an unpleasant pungent odor of sourness. Melting point -20.8°C, boiling point 140.99, 41.65 (1330 Pa), relative density 0.9930, refractive index 1.3869. Ka = 1.34 x 10-5. Miscible with water. Soluble in alcohol, chloroform, and ether. Chemically active, acidic, salt formation, esterification, reduction, etc. LD504.29g/kg (oral in rats).

What’s the application of Propionic acid？

Propionic acid is widely used in the food industry for the production of preservatives such as calcium propionate and sodium propionate, as well as for the production of propionate ester flavors and fragrances.

Conclusion

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