Substance

ID:715766

2,3-Dimethylpyrazine

Names and Identifiers
IUPAC name
2,3-dimethylpyrazine
IUPAC Traditional name
pyrazine, 2,3-dimethyl-
Synonyms
2,3-Dimethylpyrazine2,3-二甲基吡嗪
Registration numbers
CAS Number
MDL Number
Beilstein Number
EC Number
Properties
Product Information
Purity
99%
Physical Property
Boiling Point
156°C
Flash Point
54°C(129°F)
Density
1.022
Refractive Index
1.5070
Melting Point
-12°C
Safety Information
GHS Pictograms
GHS02
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
GHS07
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Safety Statements
26-36/37
TSCA Listed
Packing Group
III
European Hazard Symbols
Harmful Harmful (X)
Hazard Class
3
GHS Precautionary statements
P280H-P305+P351+P338
Risk Statements
10-22-36/37/38
RTECS
UQ2625000
GHS Hazard statements
H226-H302-H315-H319-H335
UN Number
UN1993
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
• Lithiation with LDA occurs selectively on the side-chain. In a competitive study, the 2,3-dimethyl isomer was found to be attacked faster than the 2,6-isomer: J. Org. Chem., 48, 2130 (1983).