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ChemicalBook--->CAS DataBase List--->54300-08-2

54300-08-2

54300-08-2 Structure

54300-08-2 Structure
IdentificationMore
[Name]

2-Acetyl-3,5-dimethylpyrazine
[CAS]

54300-08-2
[Synonyms]

2-ACETYL-3,5(6)-DIMETHYLPYRAZINE
2-ACETYL-3,5-DIMETHYLPYRAZINE
2-ACETYL-3,5-DIMETHYLPYRAZINE AND 2-ACETYL-3,6-DIMETHYLPYRAZINE
2-ACETYL-3,5(OR 6)-DIMETHYLPYRAZINE
FEMA 3327
FEMA NUMBER 3327
1-(3,5-Dimethyl-2-pyrazinyl)-1-ethanone
1-(3,5-Dimethyl-2-pyrazinyl)ethanone
1-(3,5-dimethylpyrazinyl)-ethanon
Ethanone, 1-(3,5-dimethylpyrazinyl)-
Pyrazine, 2-acetyl-3,5-dimethyl
1-(3,5-dimethylpyrazinyl)ethan-1-one
2-ACETYL-3 5(OR 6)-DIMETHYLPYRAZINE 98&
2-ACETYL-3,5-DIMETHYLPRAZINE
1-(3,5-DMETHYLPYRAZIN-2-YL)ETHANONE
2-ACETYL-3(5OR6)-DIMETHYL PYRAZIN FEMA NO.3327
1-(3,5-Dimethylpyrazin-2-yl)ethanone
[EINECS(EC#)]

259-076-0
[Molecular Formula]

C8H10N2O
[MDL Number]

MFCD00055023
[Molecular Weight]

150.18
[MOL File]

54300-08-2.mol
Chemical PropertiesBack Directory
[Boiling point ]

70 °C7 mm Hg(lit.)
[density ]

1.073 g/mL at 25 °C(lit.)
[vapor pressure ]

3 mm Hg ( 20 °C)
[FEMA ]

3327
[refractive index ]

n20/D 1.517(lit.)
[Fp ]

195 °F
[storage temp. ]

Sealed in dry,Room Temperature
[form ]

clear liquid
[pka]

1.25±0.10(Predicted)
[color ]

Colorless to Light orange to Yellow
[Odor]

at 0.10 % in propylene glycol. nutty roasted hazelnut
[Odor Type]

nutty
[JECFA Number]

786
[LogP]

1.08
[CAS DataBase Reference]

54300-08-2(CAS DataBase Reference)
[NIST Chemistry Reference]

Ethanone, 1-(3,5-dimethylpyrazinyl)-(54300-08-2)
[EPA Substance Registry System]

54300-08-2(EPA Substance)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[WGK Germany ]

3
[HS Code ]

2933998090
Questions And AnswerBack Directory
[Identification]

CAS.No.: 
54300-08-2
54300-09-3 
FL.No.: 
14.055
FEMA.No.: 
3327
NAS.No.: 
3327
CoE.No.: 
11294
EINECS.No.: 
259-076-0 259-077-6 
JECFA.No.: 
786
EAFUS.No.: 
977043-63-2 
[Description]

It has an odor of roasted hazelnut with caramel popcorn nuances.
[Regulatory Status]

CoE: n/a
FDA: n/a
FDA (other): n/a
JECFA: ADI: Acceptable. No safety concern at current levels of intake when used as a flavoring agent (2001).
[Usage]

Reported uses (ppm): (FEMA, 1994)
Food Category 
Usual 
Max. 
Baked goods 
2.5
7.5
Breakfast cereals 
5
5
Frozen dairy 
1
1
Gelatins,puddings 
1
1
Gravies 
1
2.5
Meat products 
2
5
Soft candy 
5
8
Soups 
4
7
[Natural occurrence]

Reported found in coffee.
Hazard InformationBack Directory
[Chemical Properties]

It has an odor of roasted hazelnut with caramel popcorn nuances.
[Occurrence]

Reported found in coffee
[Definition]

ChEBI: 2-Acetyl-3,5-dimethylpyrazine is an aromatic ketone.
[Preparation]

From the corresponding dimethyl-ethylpyrazine by bromination, followed by oxidation to the ketone
[Aroma threshold values]

Detection at 1%: musty roasted cocoa, nutty peanut with caramel-like nuance.
[Taste threshold values]

Taste characteristics at 5 ppm: almond, caramel, cocoa, hazelnut, peanut, pistachio, toffee and coffeelike.
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

54300-08-2(sigmaaldrich)
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