| Identification | More | [Name]
2,3-Dimethylpyrazine | [CAS]
5910-89-4 | [Synonyms]
2,3-DIMETHYL-1,4-DIAZINE
2,3-DIMETHYLPYRAZINE
DIMETHYLPYRAZINES
FEMA 3271
FEMA NUMBER 3271
2,3-dimethyl-pyrazin
2 3-DIMETHYLPYRAZINE 95+% FCC
2,3-Dimethylpyrazine,99%
dimethylpyrazine,2,3-dimethylpyrazine,2,3-dimethyl-1,4-diazine
Pyrazine, 2,3-dimethyl-
2,3-Dimethylpyrazine CAS#
2,3-DIMETHYL PYRAZINE FEMA NO.3271
2,3-DIMETHYL PYRAZINE pure
2,3-Dimethyloyrazine
2,3-Dimethylpyrazine ,98% | [EINECS(EC#)]
227-630-0 | [Molecular Formula]
C6H8N2 | [MDL Number]
MFCD00197755 | [Molecular Weight]
108.14 | [MOL File]
5910-89-4.mol |
| Chemical Properties | Back Directory | [Appearance]
CLEAR YELLOW TO ORANGE LIQUID | [Melting point ]
11-13 °C | [Boiling point ]
156 °C (lit.) | [density ]
1.02 | [FEMA ]
3271 | [refractive index ]
n20/D 1.507(lit.)
| [Fp ]
130 °F
| [storage temp. ]
Flammables area | [solubility ]
Chloroform (Sparingly), Methanol (Slightly) | [form ]
clear liquid | [pka]
2.21±0.10(Predicted) | [color ]
Colorless to Light orange to Yellow | [Specific Gravity]
1.022 | [Odor]
roasted odor, reminiscent of nuts | [PH]
7 (H2O, 20℃) | [biological source]
synthetic | [Odor Type]
nutty | [Detection Methods]
GC | [JECFA Number]
765 | [BRN ]
107908 | [LogP]
0.64 | [CAS DataBase Reference]
5910-89-4(CAS DataBase Reference) | [NIST Chemistry Reference]
Pyrazine, 2,3-dimethyl-(5910-89-4) | [EPA Substance Registry System]
5910-89-4(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xn,F,Xi | [Risk Statements ]
R10:Flammable.
R22:Harmful if swallowed.
R37/38:Irritating to respiratory system and skin .
R41:Risk of serious damage to eyes. | [Safety Statements ]
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S39:Wear eye/face protection . | [RIDADR ]
UN 1993 3/PG 3
| [WGK Germany ]
3
| [RTECS ]
UQ2625000
| [Hazard Note ]
Irritant/Flammable | [TSCA ]
Yes | [HazardClass ]
3 | [PackingGroup ]
III | [HS Code ]
29339990 | [Safety Profile]
Moderately toxic by
ingestion and intraperitoneal routes.
Flammable liquid when exposed to heat,
sparks, or flame. When heated to
decomposition it emits toxic fumes of NOx
|
| Raw materials And Preparation Products | Back Directory | [Raw materials]
Potassium hydroxide-->Ethylenediamine-->2,3-Butanedione-->2,3-Pyrazinedicarboxylic acid, 5,6-dimethyl--->2,5-Diethylpyrazine-->2,3-Dimethyl-5-Vinylpyrazine-->2-Methyl-5-vinylpyrazine, 99%-->2-Ethyl-5-methylpyrazine-->Pyrazine, 3-ethenyl-2,5-dimethyl--->2-ethyl-6-methylpyrazine-->3-Ethyl-2,5-diMethylpyrazine | [Preparation Products]
3-METHYLPYRAZINE-2-CARBOXYLIC ACID-->2-Methylpyrazine-->Pyrazine-->(Z)-3-Methylpyrazine-2-carbaldehyde oxiMe-->2-PYRAZINECARBOXALDEHYDE, 3-METHYL- |
| Hazard Information | Back Directory | [Chemical Properties]
2,3-Dimethylpyrazine has a nutty, cocoa-like odor and green note. | [Chemical Properties]
CLEAR YELLOW TO ORANGE LIQUID | [Uses]
flavors and fragrances | [Definition]
ChEBI: 2,3-Dimethylpyrazine is a member of pyrazines. | [Synthesis Reference(s)]
The Journal of Organic Chemistry, 28, p. 1703, 1963 DOI: 10.1021/jo01041a506 | [General Description]
The bacterium strain DP-45, identified as Rhodococcus erythropolis, was grown on 2,3-dimethylpyrazine. |
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