7-(p-Tolyl)pteridine-2,4(1H,3H)-dione CAS 113120-76-6
| CAS No. | 113120-76-6 |
| Molecular Formula | C13H10N4O2 |
| Molecular Weight | 254.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 7-(p-Tolyl)pteridine-2,4(1H,3H)-dione (C13H10N4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 254.24 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
7-(p-Tolyl)pteridine-2,4(1H,3H)-dione (CAS 113120-76-6), molecular formula C13H10N4O2 and molecular weight 254.24 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 7-(p-Tolyl)pteridine-2,4(1H,3H)-dione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H10N4O2 |
| Molecular Weight | 254.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 4 |
Related p Standards
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- 2-(p-Tolyl)-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione (CAS 72657-49-9)
- 4-(p-Tolyl)thiomorpholine-3,5-dione 1,1-dioxide (CAS 338953-90-5)
- 3-(O-tolyl)-[1,2,4]triazolo[4,3-a]pyridine-8-carboxylic acid (CAS 1082143-81-4)
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Recommended Standards
- 5-Nitro-3-(p-tolyl)benzo[d]isoxazole (CAS 112606-69-6)
- Methyl 1-formyl-9H-pyrido[3,4-b]indole-3-carboxylate (CAS 113247-36-2)
- (4AR,6R,7S,9R)-1,3-dioxodecahydro-6,9-epoxypyrimido[1,6-a]azepin-7-yl acetate (CAS 111476-24-5)
- tert-Butyl (2-hydroxy-5-nitrophenyl)carbamate (CAS 1141925-05-4)
- 5-[[(4-Fluorophenyl)methyl]amino]-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one- d4 (CAS 1346598-41-1)
- 3-(Trifluoromethyl)-1H-pyrrole-2-carboxylic acid (CAS 1367870-78-7)
- Dibromo(2,2':6',2''-terpyridyl)copper (CAS 25971-38-4)
- 2-Amino-1-(5-fluoro-2-nitrophenyl)ethan-1-one (CAS 1495651-18-7)
- Relebactam Impurity 8 (CAS CATO-C4X-21448)
- 2-(1-Chloroethyl)-1-cyclopropyl-1H-imidazo[4,5-c]pyridine (CAS 1437456-36-4)
- salvianolic acid Y (CAS 1638738-76-7)
- 2-Butyl-6-chloro-1H-benzo[d]imidazole-5-sulfonamide (CAS 89725-11-1)
- Chlorazine (CAS 580-48-3)
- Semaglutide impurity 251 (CAS CATO-C4X-2226251)
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