2-Acetyl-3-methylpyrazine
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2-Acetyl-3-methylpyrazine
structure -
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CAS No:
23787-80-6
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Formula:
C7H8N2O
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Chemical Name:
2-Acetyl-3-methylpyrazine
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Synonyms:
Ethanone,1-(3-methyl-2-pyrazinyl)-;Ketone,methyl 3-methylpyrazinyl;Ethanone,1-(3-methylpyrazinyl)-;1-(3-Methyl-2-pyrazinyl)ethanone;2-Acetyl-3-methylpyrazine;3-Acetyl-2-methylpyrazine;1-(3-Methylpyrazin-2-yl)ethanone;1-(3-Methylpyrazin-2-yl)ethan-1-one
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CAS No:
Description
CLEAR SLIGHTLY YELLOW LIQUID 2-Acetyl-3-methylpyrazine has a roasted, nutty, grain-roasted potato odor. It is one of the most important pyrazines for hazelnut or filbert nut flavors. The flavor is less burnt than most of the pyrazines
Liquid|colourless to light yellow liquid with a nutty, roasted grain, baked potato odour
2-Acetyl-3-methylpyrazine is an aromatic ketone.
2-Acetyl-3-methylpyrazine Basic Attributes
136.15
136.15
742438
245-889-8
7U5TEW2Y2B
DTXSID7066932
2933990090
Characteristics
42.8
0.2
Clear slightly yellow liquid.
1.1±0.1 g/cm3
90ºC (20 torr)
71 °C @ Press: 6 Torr
176 °F
1.515
6.241e+004 mg/L @ 25 °C (est)|soluble in water, organic solvents, oils|miscible at room temperature (in ethanol)
0-6°C
0.105mmHg at 25°C
Safety Information
3
36/37/38
26-36/37/39-24/25
Xi
Stable under normal temperatures and pressures.
P261-P305 + P351 + P338
H315-H319-H335
|Warning|H302 (94.84%): Harmful if swallowed [Warning Acute toxicity, oral]|P264, P270, P301+P312, P330, and P501|Aggregated GHS information provided by 1453 companies from 10 notifications to the ECHA C&L Inventory.
2-Acetyl-3-methylpyrazine Use and Manufacturing
Dimethyl 2-methyl-5-(3-methyl-2-pyrazinyl)pyrrole-3, 4-dicarboxylate (31) 21.4 g of dimethyl carbonate was added dropwise to a stirred mixture of 5.7 g of sodium hydride and 100 ml of toluene at room temperature. Then the mixture was heated to 80 C. and a solution of 16.1 g of
Pharmaceutical intermediate, a flavoring agent
Ethanone, 1-(3-methyl-2-pyrazinyl)-: ACTIVE
Food additives -> Flavoring Agents|Flavoring Agents -> JECFA Flavorings Index
Flavoring Agents
Computed Properties
Molecular Weight:136.15
XLogP3:0.2
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:1
Exact Mass:136.063662883
Monoisotopic Mass:136.063662883
Topological Polar Surface Area:42.8
Heavy Atom Count:10
Complexity:136
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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