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2,3-Diethyl-5-methylpyrazin

2,3-Diethyl-5-methylpyrazine Struktur
18138-04-0
CAS-Nr.
18138-04-0
Bezeichnung:
2,3-Diethyl-5-methylpyrazin
Englisch Name:
2,3-Diethyl-5-methylpyrazine
Synonyma:
FEMA 3336;FEMA NUMBER 3336;hazelnut pyrazine;2,3-Diethyl-5-Methyl;Diethyl-5-Methylpyraz;LABOTEST-BB LT00453041;2.3.5.6-four Methylpyrazine;2-METHYL-5,6-DIETHYLPYRAZINE;2,3-DIETHYL-6-METHYLPYRAZINE;2,3-DIETHYL-5-METHYLPYRAZINE
CBNumber:
CB9375970
Summenformel:
C9H14N2
Molgewicht:
150.22
MOL-Datei:
18138-04-0.mol
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2,3-Diethyl-5-methylpyrazin Eigenschaften

Siedepunkt:
95 °C (20 mmHg)
Dichte
0.949 g/mL at 25 °C (lit.)
Brechungsindex
n20/D 1.498(lit.)
FEMA 
3336 | 2,3-DIETHYL-5-METHYLPYRAZINE
Flammpunkt:
176 °F
storage temp. 
2-8°C
Löslichkeit
Chloroform, Methanol
pka
2?+-.0.10(Predicted)
Wichte
0.950.949
Farbe
Clear Colourless
Geruch (Odor)
at 0.10 % in dipropylene glycol. musty nut skin earthy roasted hazelnut toasted potato dusty foliage vegetable
Geruchsart
musty
Wasserlöslichkeit
SLIGHTLY SOLUBLE
JECFA Number
777
LogP
2.16
CAS Datenbank
18138-04-0(CAS DataBase Reference)
NIST chemische Informationen
Pyrazine, 2,3-diethyl-5-methyl-(18138-04-0)
EPA chemische Informationen
Pyrazine, 2,3-diethyl-5-methyl- (18138-04-0)

Sicherheit

Kennzeichnung gefährlicher Xi
R-Sätze: 36/37/38
S-Sätze: 26-36/37/39
RIDADR  NA 1993 / PGIII
WGK Germany  3
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29339900

2,3-Diethyl-5-methylpyrazin Chemische Eigenschaften,Einsatz,Produktion Methoden

R-Sätze Betriebsanweisung:

R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.

S-Sätze Betriebsanweisung:

S26:Bei Berührung mit den Augen sofort gründlich mit Wasser abspülen und Arzt konsultieren.
S36/37/39:Bei der Arbeit geeignete Schutzkleidung,Schutzhandschuhe und Schutzbrille/Gesichtsschutz tragen.

Chemische Eigenschaften

2,3-Diethyl-5-methylpyrazine has a nutty, roasted, vegetable aroma.

Occurrence

Reported to be present in coffee, filberts, potato products, Parmesan cheese, chicken, beef, pork, cocoa, peanuts, popcorn, sesame seed and corn tortillas.

Verwenden

2,3-Diethyl-5-methylpyrazine is a volatile compound found in food such as almonds and swiss cheese.

synthetische

By condensation of 3,4-hexanedione with propylene diamine.

Allgemeine Beschreibung

2,3-Diethyl-5-methylpyrazine has been identified as a potent odorant in coffee sample and has been evaluated by gas chromatography-olfactometry of decreasing headspace samples.

2,3-Diethyl-5-methylpyrazin Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Propylendiamin Hexan-3,4-dion

Downstream Produkte

Pyrazin

2,3-Diethyl-5-methylpyrazin Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 237)Lieferanten
Firmenname Telefon E-Mail Land Produktkatalog Edge Rate
Capot Chemical Co.,Ltd. 		571-85586718 +8613336195806
 sales@capotchem.com China 29797 60
Henan Tianfu Chemical Co.,Ltd. 		+86-0371-55170693 +86-19937530512
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career henan chemical co 		+86-0371-86658258
sales@coreychem.com China 29914 58
Hubei Jusheng Technology Co.,Ltd. 		18871490254
linda@hubeijusheng.com CHINA 28180 58
Jinan Finer Chemical Co., Ltd 		+86-531-88989536 +86-15508631887
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Hebei Guanlang Biotechnology Co., Ltd. 		+86-19930503282
 alice@crovellbio.com China 8822 58
Xiamen AmoyChem Co., Ltd 		+86-592-6051114 +8618959220845
 sales@amoychem.com China 6387 58
Hubei xin bonus chemical co. LTD 		86-13657291602
linda@hubeijusheng.com CHINA 22968 58
Chongqing Chemdad Co., Ltd 		+86-023-61398051 +8613650506873
 sales@chemdad.com China 39916 58
CONIER CHEM AND PHARMA LIMITED 		+8618523575427
 sales@conier.com China 47465 58

18138-04-0(2,3-Diethyl-5-methylpyrazin)Verwandte Suche:

Diethylmalonat (2-Methoxyethyl)benzol 2,3-Dimethylpyrazin 2-Methyl-pyrazin Glipizide Methyl 2-hydroxyethyl cellulose Pyrazinamid Butanon Diethylether Celiprolol 2,3-Diethylpyrazin Ethylpyrazin 2,3-Diethyl-5-methylpyrazin
  • 2,3-diethyl-5-methyl-pyrazin
  • 5-Methyl-2,3-diethylpyrazine
  • Pyrazine, 2,3-diethyl-5-methyl-
  • LABOTEST-BB LT00453041
  • FEMA 3336
  • FEMA NUMBER 3336
  • 2,3-DIETHYL-5-METHYLPYRAZINE
  • 2,3-DIETHYL-6-METHYLPYRAZINE
  • 2-METHYL-5,6-DIETHYLPYRAZINE
  • 2 3-DIETHYL-5-METHYLPYRAZINE 97+%
  • 2,3-Diethyl-5-methylpyrazine, 98+%
  • Pyrazine, 2,3-diethyl-5-methyl- (8CI,9CI)
  • diethylmethylpyrazine,2,3-diethyl-5-methylpyrazine
  • 2,3-Diethyl-5-methylpyrazine,99%
  • 2,3-Diethyl-5-Methyl
  • 2.3.5.6-four Methylpyrazine
  • Diethyl-5-Methylpyraz
  • 2.3-Dimethy-5-methyl pryazine
  • Food additive in Chocolate 2,3-Diethyl-5-methylpyrazine 18138-04-0
  • 2.3-Dimethyl-5-Methyl Pyrazine
  • 2,3-Diethyl-5-methylpyrazine>
  • 2,3-Diethyl-5-methylpyrazine USP/EP/BP
  • hazelnut pyrazine
  • 2,3-Diethyl-5-methylpyrazine with high purity CAS 18138-04-0
  • 18138-04-0
  • 18138-04
  • Building Blocks
  • Heterocyclic Building Blocks
  • Mono- & Polyalkylpyrazines
  • Pyrazines
  • Building Blocks
  • Chemical Synthesis
  • Heterocyclic Building Blocks
  • Alphabetical Listings
  • C-D
  • Flavors and Fragrances
  • Building Blocks
  • Heterocyclic Building Blocks
  • PIPERIDINE
  • Pyrazine
  • Heterocyclic Compounds
  • Mono- & Polyalkylpyrazines
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