Lumazine
Also known as: 2,4(1H,3H)-Pteridinedione, 2,4-Dihydroxypteridine, 2,4-Pteridinediol, Pteridine-2,4-diol, Pteridine-2,4-dione, 1H-Pteridine-2,4-dione, Dioxotetrahydropteridine
Lumazine (CAS 487-21-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H4N4O2 and a molecular weight of 164.122 g/mol. Key properties include a melting point of 300 °C, a boiling point of 551.1±60.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 287.1±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 487-21-8
- Jingsj CID
- J-20483-1
- Molecular Formula
- C6H4N4O2
- Molecular Weight
- 164.122 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 300 °C |
|---|---|
| Boiling Point | 551.1±60.0 °C at 760 mmHg |
| Density | 1.8±0.1 g/cm3 |
| Flash Point | 287.1±32.9 °C |
| Exact Mass | 164.033432 |
| PSA | 91.50000 |
| LogP | -1.26 |
| Vapor Pressure | 0.0±1.5 mmHg at 25°C |
| Refractive Index | 1.809 |
| Additional Property | 0.125 g/100 mL (25 ºC) |
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 Lumazine?
The CAS number of Lumazine is 487-21-8.
What are the molecular formula and molecular weight of Lumazine?
Lumazine has molecular formula C6H4N4O2 and molecular weight 164.122 g/mol.
What are the upstream and downstream products of Lumazine?
For Lumazine, Upstream Products: 2,3-Pyrazinedicarboxamide, Pterin, 4,5-Diaminouracil; Downstream Products: Aminopyrazine, 2,4-Dichloropteridine, 3-hydroxypyrazine-2-carboxylic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Lumazine (CAS 487-21-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20483-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.