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ChemicalBook--->CAS DataBase List--->13925-08-1

13925-08-1

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13925-08-1 Structure

13925-08-1 Structure
IdentificationBack Directory
[Name]

2-Methyl-5-vinylpyrazine, 99%
[CAS]

13925-08-1
[Synonyms]

2-Vinyl-5-methylpyrazine
2-ethenyl-5-Methylpyrazine
Pyrazine, 2-ethenyl-5-methyl-
2-METHYL-5-VINYLPYRAZINE (RE-GRAS)
[Molecular Formula]

C7H8N2
[MDL Number]

MFCD02683080
[MOL File]

13925-08-1.mol
[Molecular Weight]

120.15
Chemical PropertiesBack Directory
[Melting point ]

65-66 °C
[Boiling point ]

174.6±35.0 °C(Predicted)
[density ]

1.017±0.06 g/cm3(Predicted)
[FEMA ]

3211 | 2-METHYL-5-VINYLPYRAZINE (RE-GRAS)
[storage temp. ]

2-8°C
[pka]

1.34±0.10(Predicted)
[Odor]

coffee
[Odor Type]

coffee
[JECFA Number]

2127
[LogP]

1.04
[EPA Substance Registry System]

Pyrazine, 2-ethenyl-5-methyl- (13925-08-1)
Hazard InformationBack Directory
[Description]

May be prepared by methylation of the Mannich base obtained by reacting formaldehyde and dimethylamine with dimethyl- 2, 5-pyrazine, followed by the Hoffman degradation.
[Occurrence]

Reported to be present in coffee, dairy products, peanuts, filberts, potato products, asparagus, fried chicken, cocoa, toasted oats, corn tortillas and mal
[Definition]

ChEBI: 2-Methyl-5-vinylpyrazine is a member of pyrazines.
[Preparation]

By methylation of the Mannich base obtained by reacting formaldehyde and dimethylamine with dimethyl-2,5-pyrazine, followed by the Hoffman degradation
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