| Identification | More | [Name]
Lumazine | [CAS]
487-21-8 | [Synonyms]
2,4(1H,3H)-PTERIDINEDIONE
2,4-DIHYDROCYPTERIDINE
2,4-DIHYDROXYPTERIDINE
2,4-HYDROXYPTERIDINE
2,4-PTERIDINEDIOL
LUMAZINE
2,4(3H,8H)-Pteridinedione
Lumazin
lumazine monohydrate
pteridine-2,4-diol monohydrate
2,4-Dihydrocypteridin
LUMAZINE 99+%
2,4-DIHYDROXYPTERIDINE 98+%
2,4(1H,3H)-Pteridinedione, 2,4-Dihydroxypteridine, 2,4-Pteridinediol
Pteridine-2,4-dione
Pteridine-2,4(3H,8H)-dione | [EINECS(EC#)]
207-652-7 | [Molecular Formula]
C6H4N4O2 | [MDL Number]
MFCD00066250 | [Molecular Weight]
164.12 | [MOL File]
487-21-8.mol |
| Chemical Properties | Back Directory | [Appearance]
LIGHT YELLOW TO OCHRE POWDER | [Melting point ]
300 °C
| [Boiling point ]
291.56°C (rough estimate) | [density ]
1.5129 (rough estimate) | [refractive index ]
1.6900 (estimate) | [storage temp. ]
-20°C Freezer | [solubility ]
DMSO (Slightly) | [form ]
crystalline
| [pka]
pK1:<1.3;pK2:7.92 (25°C) | [color ]
yellow
| [Water Solubility ]
0.125 g/100 mL (25 ºC) | [Merck ]
14,5596 | [BRN ]
157503 | [CAS DataBase Reference]
487-21-8(CAS DataBase Reference) | [NIST Chemistry Reference]
Lumazine(487-21-8) | [EPA Substance Registry System]
487-21-8(EPA Substance) |
| Safety Data | Back Directory | [Safety Statements ]
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes . | [WGK Germany ]
3
| [RTECS ]
UO3416000
| [TSCA ]
Yes | [HS Code ]
29335995 |
| Hazard Information | Back Directory | [Chemical Properties]
LIGHT YELLOW TO OCHRE POWDER | [Uses]
Lumazine is a new MALDI matrix for complex (phospho)lipid mixtures analysis. | [Definition]
ChEBI: A 2,4-dihydroxypteridine. | [storage]
Store at -20°C | [Purification Methods]
Crystallise the dione from water. It has also been purified as for pterin below. [Dallacker & Steiner Justus Liebigs Ann Chem 660 98 1962, Beilstein 26 III/IV 2489.] |
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