ChemicalBook--->CAS DataBase List--->20721-17-9

20721-17-9

20721-17-9 Structure

20721-17-9 Structure
IdentificationBack Directory
[Name]

2-HYDROXY-5-METHYLPYRAZINE
[CAS]

20721-17-9
[Synonyms]

5-METHYLPYRAZIN-2-OL
Pyrazinol, 5-methyl-
5-Methyl-2(1H)-pyrazone
5-Methyl-2(1H)-pyrazinone
5-Methylpyrazin-2(1H)-one
5-Methyl-1H-pyrazin-2-one
2-HYDROXY-5-METHYLPYRAZINE
2(1H)-Pyrazinone, 5-methyl-
2,10-dichloro-12,12-dioxo-5,7-dihydroindolo[3,2-b][1,5]benzothiazepin-6-one
2,3,4,5-Tetrahydro-7,8-dinitro-3-(trifluoroacetyl)-1,5-methano-1H-4-benzazepine
[Molecular Formula]

C5H6N2O
[MDL Number]

MFCD01693937
[MOL File]

20721-17-9.mol
[Molecular Weight]

110.11
Chemical PropertiesBack Directory
[Melting point ]

68-69 °C(Solv: ethyl ether (60-29-7))
[density ]

1.22±0.1 g/cm3(Predicted)
[storage temp. ]

2-8°C
[pka]

11.72±0.40(Predicted)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H332-H335
[Precautionary statements ]

P280-P305+P351+P338-P310
[HS Code ]

2933998090
Hazard InformationBack Directory
[Uses]

5-Methyl-2(1H)-pyrazinone is a useful synthetic intermediate. it is a derivative of 2-Hydroxypyrazine (H952710) which is used in the synthesis of potential antioxidants. 2-Hydroxypyrazine (H952710) is also used in the preparation of antibacterial agents as 2-substituted pyrazine derivatives.
Spectrum DetailBack Directory
[Spectrum Detail]

2-HYDROXY-5-METHYLPYRAZINE(20721-17-9)1HNMR
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