Ethyl-4-oxovalerat Produkt Beschreibung

Ethyl levulinate Struktur
539-88-8
  • CAS-Nr.539-88-8
  • Bezeichnung:Ethyl-4-oxovalerat
  • Englisch Name:Ethyl levulinate
  • Synonyma:Ethyl-4-oxovalerat
    ELA;FEMA 2442;ethyllevulate;Ethyl levulate;ethyl laevulate;ETHYLLAEVULINAT;Ethyl Levulinat;ETHYL LEVULINATE;ethylketovalerate;Ethyl laevulinate
  • CBNumber:CB8186889
  • Summenformel:C7H12O3
  • Molgewicht:144.17
  • MOL-Datei:539-88-8.mol
Ethyl-4-oxovalerat physikalisch-chemischer Eigenschaften
Sicherheit
  • Kennzeichnung gefährlicher :Xi
  • R-Sätze: :36/37/38
  • S-Sätze: :24/25
  • WGK Germany  :2
  • RTECS-Nr. :OI1700000
  • Hazard Note  :Irritant
  • TSCA  :Yes
  • HS Code  :29183000

Ethyl levulinate Chemische Eigenschaften,Einsatz,Produktion Methoden

  • R-Sätze Betriebsanweisung: R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.
  • S-Sätze Betriebsanweisung: S24/25:Berührung mit den Augen und der Haut vermeiden.
  • Chemische Eigenschaften Ethyl levulinate has an ethereal, fruity, green, sweet, pineapple, apple, rhubarb odor.
  • Chemische Eigenschaften clear yellowish liquid
  • Occurrence Reported found in white bread, roasted onion, wheat bread, cognac, malt whiskey, grape wines, cocoa, bilberry wine, Bourbon vanilla and cherimoya (Annona cheremolia Mill.).
  • Verwenden Solvent for cellulose acetate and starch ethers, flavoring.
  • synthetische Usually obtained by direct esterification of levulinic acid with ethanol and H2SO4 in benzene or in toluene; also in the presence of HCI in ethanol; other methods starting from glucose, fructose and others are of less importance.
  • Taste threshold values Taste characteristics at 40 ppm: fruity, green, waxy and melon.
  • Sicherheitsprofil A skin irritant. When heated to decomposition it emits acrid smoke and irritating fumes
  • läuterung methode Stir the ester with Na2CO3 and charcoal, filter and distil. It is freely soluble in H2O and EtOH [IR, NMR: Sterk Monatsh Chem 99 1770 1968, Thomas & Schuette J Am Chem Soc 53 2328 1931, Cox & Dodds J Am Chem Soc 55 3392 1933]. [Beilstein 3 IV 1562.]
Ethyl levulinate Upstream-Materialien And Downstream Produkte
Upstream-Materialien
Downstream Produkte
Ethyl-4-oxovalerat Anbieter Lieferant Produzent Hersteller Vertrieb Händler.
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539-88-8, Ethyl levulinate Verwandte Suche:
  • ETHYL LEVULINATE FCC
  • 4-oxo-pentanoicaciethylester
  • ELA
  • Ethyl ketovalerate
  • Ethyl levulate
  • ethylketovalerate
  • ethyllevulate
  • Pentanoicacid,4-oxo-,ethylester
  • 4-OXOVALERIC ACID ETHYL ESTER
  • 4-oxopentanoic acid ethyl ester
  • 4-KETOVALERIC ACID ETHYL ESTER
  • 3-ACETYLPROPIONIC ACID ETHYL ESTER
  • LEVULINIC ACID ETHYL ESTER
  • Levulinic acid ethyl ester 4-oxopentanoate
  • ETHYL 4-OXOPENTANOATE
  • ETHYL 4-OXOVALERATE
  • Ethyl 4-ketovalerate
  • ethyl 3-acetylpropionate
  • FEMA 2442
  • ETHYL ACETYL PROPANOATE
  • ETHYL LEVULINATE
  • Ethyl laevulinate
  • ethyl ethyl 4-oxovalerate
  • Ethyl levulinate, (4-Ketovaleric acid ethyl ester
  • ethyl laevulate
  • ETHYL LEVULINATE 98+% FCC
  • Ethyllevulinate,98%
  • 4-Oxapentanoic acid, ethyl ester
  • Laevulinic acid, ethyl ester
  • β-Acetylpropionic acid, ethyl ester
  • Ethyl Acetoproprate
  • Ethyl levulinate 95+%
  • 4,6-DIMETHOXY-2-(PHENOXYCARBONYL)AMINOPYRIMIDINE(LEVULINICACIDETHYLESTER)
  • Ethyl-4-oxovalerat
  • ETHYLLAEVULINAT
  • ETHYL LEVULINATE, NATURAL
  • 4-Oxopentanoic acid ethyl
  • Levulinic acid ethyl
  • 3-Acetylpropionic Acid Ethyl Ester 4-Ketovaleric Acid Ethyl Ester Levulinic Acid Ethyl Ester 4-Oxovaleric Acid Ethyl Ester
  • ETHYL LEVULINATE FOR SYNTHESIS
  • Ethyl Levulinat
  • 4-Oxovaleric Acid Ethyl Ester Levulinic Acid Ethyl Ester Ethyl 4-ketovalerate Ethyl 3-acetylpropionate Ethyl 4-oxopentanoate
  • 539-88-8
  • CH3COCH22COOC2H5
  • CH3COCH2CH2COOC2H5
  • Esters
  • Organic Building Blocks
  • Building Blocks
  • Carbonyl Compounds
  • C6 to C7
  • ESTER
  • -
  • Pharmaceutical Intermediates