2,3-Diphenylquinoxaline
2,3-二苯基喹喔啉
Also known as: Diphenylquinoxaline, Quinoxaline, 2,3-diphenyl-, NSC 15232, MFCD00014659, 2,3-Diphenyl-1,4-benzodiazine, 2,3-Diphenyl-1,4-quinoxaline
2,3-Diphenylquinoxaline (CAS 1684-14-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H14N2 and a molecular weight of 282.339 g/mol. It is also known as Diphenylquinoxaline, Quinoxaline, 2,3-diphenyl- and NSC 15232. Key properties include a melting point of 125-128 °C, a boiling point of 415.5±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 175.9±18.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1684-14-6
- Jingsj CID
- J-1402607-0
- Molecular Formula
- C20H14N2
- Chinese Name
- 2,3-二苯基喹喔啉
- Molecular Weight
- 282.339 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 125-128 °C |
|---|---|
| Boiling Point | 415.5±40.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 175.9±18.6 °C |
| Exact Mass | 282.115692 |
| PSA | 25.78000 |
| LogP | 4.24 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.666 |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 2,3-Diphenylquinoxaline?
The CAS number of 2,3-Diphenylquinoxaline is 1684-14-6.
What are the molecular formula and molecular weight of 2,3-Diphenylquinoxaline?
2,3-Diphenylquinoxaline has molecular formula C20H14N2 and molecular weight 282.339 g/mol.
What are the upstream and downstream products of 2,3-Diphenylquinoxaline?
For 2,3-Diphenylquinoxaline, Upstream Products: 2-Phenylacetophenone, o-Phenylenediamine, Diphenylacetylene.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,3-Diphenylquinoxaline (CAS 1684-14-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1402607-0 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.