5-甲基喹喔啉（CAS 13708-12-8）：分子式 C9H8N2、分子量 144.17。
| CAS号 | 13708-12-8 |
|---|---|
| 分子式 | C9H8N2 |
| 分子量 | 144.17 |
| 熔点 | 20 - 21 °C |
| 沸点 | 120 °C (15 mm Hg) |
| LogP | 2.04 |
5-甲基喹喔啉 是一种化工化合物，登记 CAS 号为 13708-12-8，分子式 C9H8N2（分子量 144.17）。
登记 CAS 号：13708-12-8
其分子式 C9H8N2 由 9 个碳、8 个氢、2 个氮 组成。
别名/同义词：5-甲基喹喔啉 · 5-Methylquinoxaline
5-甲基喹喔啉 的 CAS 登记号为 13708-12-8。
分子式 C9H8N2，分子量 144.17。
别名/同义词：5-甲基喹喔啉、5-Methylquinoxaline。
5-甲基喹喔啉（CAS 13708-12-8）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 13708-12-8 |
|---|---|
| PubChem CID | 61670 |
| Molecular formula | C9H8N2 |
| Molecular weight | 144.07 g/mol |
| IUPAC name | 5-methylquinoxaline |
| InChIKey | CQLOYHZZZCWHSG-UHFFFAOYSA-N |
| UNII (FDA) | L0AD7T152G |
| ChEBI ID | CHEBI:132799 |
| FEMA number | 3203 |
| JECFA number | 798 |
| Molecular Weight | 144.17 |
|---|---|
| XLogP3 | 2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 144.068748264 |
| Monoisotopic Mass | 144.068748264 |
| Topological Polar Surface Area | 25.8 |
| Heavy Atom Count | 11 |
| Boiling Point | 120 °C (15 mm Hg) |
|---|---|
| Melting Point | 20 - 21 °C |
| Density | 1.102-1.128 |
| LogP | 2.04 |
| Refractive Index | 1.616-1.624 |
5-Methylquinoxaline; 13708-12-8; Quinoxaline, 5-methyl-; FEMA No. 3203; 5-methyl quinoxaline; DTXSID4047090; EINECS 237-246-5; 8-methylquinoxaline; L0AD7T152G; CHEBI:132799; 5-methyl-1,4-naphthyridine; 8-methyl-1,4-naphthyridine; DTXCID2027090; 5-METHYLQUINOXALINE [FHFI]; RefChem:537341; 237-246-5
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Nuts No safety concern at current levels of intake when used as a flavouring agent |
|---|---|
| GHS notification summary | 75.8% (141 / 186) |
| GHS notification summary | 75.8% (141 / 186) |
|---|---|
| Reported hazard statements | H315 (24.2%), H319 (24.2%), H335 (21.5%) |
This chemical does not meet GHS hazard criteria for 75.8% (141 of 186) of all reports.
H315 (24.2%): Causes skin irritation [Warning Skin corrosion/irritation]
5-Methylquinoxaline is identified by CAS 13708-12-8, molecular formula C9H8N2 and molecular weight 144.07 g/mol. UNII L0AD7T152G; ChEBI 132799; InChIKey CQLOYHZZZCWHSG-UHFFFAOYSA-N. Boiling Point: 120 °C (15 mm Hg); Melting Point: 20 - 21 °C; Density: 1.102-1.128.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: 5-Methylquinoxaline