6-(2-((4-Methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)acetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one CAS 721426-84-2
| CAS No. | 721426-84-2 |
| Molecular Formula | C15H13N3O4S |
| Molecular Weight | 331.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 6-(2-((4-Methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)acetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 6-(2-((4-Methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)acetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 721426-84-2), a certified reference material (molecular formula C15H13N3O4S, MW 331.35 g/mol) for analytical method development and quality control.
Structurally, 6-(2-((4-Methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)acetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one (C15H13N3O4S) contains a flavonoid core, an amide group, a sulfone 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 331.35 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 6-(2-((4-Methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio)acetyl)-2H-benzo[b][1,4]oxazin-3(4H)-one 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 | C15H13N3O4S |
| Molecular Weight | 331.35 g/mol |
| 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.) | 1986 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- 5-(4-Nitrophenethyl)-1,3,4-oxadiazol-2(3H)-one (CAS 34544-61-1)
- 6-(pyrazin-2-yl)-3-(quinolin-2-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole (CAS 951989-65-4)
- 4-(2,5-Dioxo-3-phenylimidazolidin-1-yl)benzenesulfonamide (CAS 53298-17-2)
- BI 6015 (CAS 93987-29-2)
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- Physalin A (CAS 23027-91-0)
- 4-(2-Phenylethoxy)benzoyl chloride (CAS 756478-86-1)
- 6-Amino-2-ethyl-5-fluoropyrimidin-4(1H)-one (CAS 116092-12-7)
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