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PRODUKT

Propansäure

  • Produktname: Propionic acid
  • Andere Namen: PA
  • Cas-Nr.: 79-09-4
  • Reinheit: 99%
  • MF: C3H6O2
  • Aussehen: Farblos, ölige Flüssigkeit
  • Paket: Trommel
  • Zertifikat: ISO
  • Anwendung: Mainly used at various industry like Food and Bevarage,Animal Feed,Textile and chemical
  • Probe: Verfügbar

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Produktdetail

Produktparameter

Synonyme Carboxyethane, Ethanecarboxylic acid, Ethylformic acid, Metacetonic acid, Methylacetic acid
Chemische Formel C3H6O2 CAS-Nummer 1979/9/4
Molmasse 74.079 g·mol−1
EIGENSCHAFTEN
Aussehen Farblos, ölige Flüssigkeit
Geruch Scharf, rancid, unpleasant
Dichte 0.98797 g/cm3
Schmelzpunkt −20.5 °C (−4.9 °F; 252.7 K)
Siedepunkt 141.15 °C (286.07 °F; 414.30 K)
Dampfdruck 2.4 mm Hg ( 20 °C)
Säure (pKa) 4.88
Brechungsindex 1.3843
Flammpunkt 125 °F
Löslichkeit 8.19 g/g (−28.3 °C), 34.97 g/g (−23.9 °C), Mischbar (≥ −19.3 °C)
Löslichkeit in Wasser Miscible in EtOH, Äther, CHCl3
Stabilität Stabil. Unverträglich mit starken Oxidationsmitteln. Flammable.
log P 0.33
Lagerzustand Unter +30°C lagern

 

Anwendung

1. Food industry: Propionic acid can be used as a food preservative, often used for the preservation of bread, dough, candy, feed, usw., to extend the shelf life of food.

2. Feed additives: PA can also be used as a preservative and acid regulator in animal feed. It can prevent the growth of microorganisms in the feed, maintain the freshness of the feed, and also help animals digest and absorb the feed.

3. Chemische Synthese: chemical propionic acid can be used as a raw material or reagent for organic synthesis. It can react with other compounds to form different compounds. Zum Beispiel, propionic acid can be synthesized into propionate by esterification, and acrylic acid can also be formed by dehydration.

4. Pharmaindustrie: Propionic acid has some applications in the pharmaceutical industry. Zum Beispiel, it can be used as a raw material for certain drugs, for the synthesis of drug intermediates or other compounds; It can also be used as an ingredient in local anesthetic drugs.

5. Other fields: Propionic acid can also be used in coatings, Kunststoffe, solvents and other fields. It can be used as an acidic substance to regulate pH, and participate in chemical reactions or play some functional role.

Mehrfachverwendung von Produkten

It use in Food and Beverage Industry,Animal Feed Industry,Pharmaindustrie,Agriculture and Crop Protection,Textilindustrie,Körperpflege- und Kosmetikindustrie,Gummiindustrie,

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