2-Methylquinoxaline
- CAS NO.：7251-61-8
- Empirical Formula: C9H8N2
- Molecular Weight: 144.17
- MDL number: MFCD00006727
- EINECS: 230-664-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-18 05:12:15
What is 2-Methylquinoxaline?
Chemical properties
clear orange to dark red liquid
Definition
ChEBI: A quinoxaline derivative in which the quinoxaline (1,4-naphthyridine) skeleton is substituted at C-2 with a methyl group.
General Description
2-Methylquinoxaline is a heterocyclic compound used in roasted and meat flavoring. It is one of the volatile compounds formed during the thermal reaction between L-cysteine and dihydroxyacetone in glycerine.
Properties of 2-Methylquinoxaline
| Melting point: | 180.5°C |
| Boiling point: | 245-247 °C (lit.) |
| Density | 1.118 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 225 °F |
| storage temp. | Inert atmosphere,Room Temperature |
| form | Liquid |
| pka | 1.32±0.30(Predicted) |
| color | Clear orange to dark red |
| Odor | musty, roasted flavor |
| Water Solubility | miscible |
| BRN | 113307 |
| CAS DataBase Reference | 7251-61-8(CAS DataBase Reference) |
| NIST Chemistry Reference | Quinoxaline, 2-methyl-(7251-61-8) |
Safety information for 2-Methylquinoxaline
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. 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-Methylquinoxaline
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