Roghnaigh Leathanach

TÁIRGE

Aigéad Propanoic

  • Ainm Táirge: Propionic acid
  • Ainmneacha Eile: PA
  • Cas Uimh.: 79-09-4
  • Íonachta: 99%
  • MF: C3H6O2
  • Dealramh: Colorless, oily liquid
  • Pacáiste: Droim
  • Teastas: ISO
  • Iarratas: Mainly used at various industry like Food and Bevarage,Animal Feed,Textile and chemical
  • Sampla: Ar fáil

Seol Ríomhphost Chugat

Sonraí Táirge

Paraiméadar Táirge

Comhchiallaigh Carboxyethane, Ethanecarboxylic acid, Ethylformic acid, Metacetonic acid, Methylacetic acid
Foirmle Cheimiceach C3H6O2 Uimhir CAS 1979/9/4
Molar mais 74.079 g·mol−1
MAOINE
Dealramh Colorless, oily liquid
Boladh Pungent, rancid, unpleasant
Dlús 0.98797 g/cm3
Leáphointe −20.5 °C (−4.9 °F; 252.7 K)
Fiuchphointe 141.15 °C (286.07 °F; 414.30 K)
Brú gaile 2.4 mm Hg ( 20 °C)
Aigéadacht (pKa) 4.88
Innéacs athraonach 1.3843
Splancphointe 125 °F
Tuaslagthacht 8.19 g/g (−28.3 °C), 34.97 g/g (−23.9 °C), Dochreidte (≥ −19.3 °C)
Tuaslagthacht in uisce Miscible in EtOH, éitear, CHCl3
Cobhsaíocht Cobhsaí. Neamh-chomhoiriúnach le gníomhairí ocsaídiúcháin láidir. Flammable.
loga P 0.33
Coinníoll stórála Stóráil faoi +30 ° C

 

Iarratas

1. Food industry: Propionic acid can be used as a food preservative, often used for the preservation of bread, dough, candy, feed, srl., 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. Sintéis cheimiceach: 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. Mar shampla, propionic acid can be synthesized into propionate by esterification, and acrylic acid can also be formed by dehydration.

4. Tionscal cógaisíochta: Propionic acid has some applications in the pharmaceutical industry. Mar shampla, 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, plaistigh, 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.

Úsáidí iomadúla na dtáirgí

It use in Food and Beverage Industry,Animal Feed Industry,Tionscal Cógaisíochta,Agriculture and Crop Protection,Tionscal Teicstíle,An Tionscal Cúraim Phearsanta agus Cosmaidí,Tionscal rubair,