2,3-Dimethylpyrazine
- CAS NO.：5910-89-4
- Empirical Formula: C6H8N2
- Molecular Weight: 108.14
- MDL number: MFCD00006144
- EINECS: 227-630-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-16 18:25:32
What is 2,3-Dimethylpyrazine?
Chemical properties
CLEAR YELLOW TO ORANGE LIQUID
Chemical properties
2,3-Dimethylpyrazine has a nutty, cocoa-like odor and green note.
What are the applications of Application
2,3-Dimethylpyrazine is a medium for bacterium strain DP-45, identified as Rhodococcus erythropolis to grow on
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.
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
Properties of 2,3-Dimethylpyrazine
| Melting point: | 11-13 °C |
| Boiling point: | 156 °C (lit.) |
| Density | 1.011 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3271 | 2,3-DIMETHYLPYRAZINE |
| Flash point: | 130 °F |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | Chloroform (Sparingly), Methanol (Slightly) |
| pka | 2.21±0.10(Predicted) |
| form | clear liquid |
| Specific Gravity | 1.022 |
| color | Colorless to Light orange to Yellow |
| PH | 7 (H2O, 20℃) |
| Odor | roasted odor, reminiscent of nuts |
| JECFA Number | 765 |
| BRN | 107908 |
| CAS DataBase Reference | 5910-89-4(CAS DataBase Reference) |
| NIST Chemistry Reference | Pyrazine, 2,3-dimethyl-(5910-89-4) |
| EPA Substance Registry System | Pyrazine, 2,3-dimethyl- (5910-89-4) |
Safety information for 2,3-Dimethylpyrazine
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H226:Flammable liquids H302:Acute toxicity,oral H315:Skin corrosion/irritation H318:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2,3-Dimethylpyrazine
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