1-Allyl-7-(methylthio)-1H-pyrimido-[4,5-d][1,3]oxazine-2,4-dione CAS 1253791-06-8
| CAS No. | 1253791-06-8 |
| Molecular Formula | C10H9N3O3S |
| Molecular Weight | 251.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-Allyl-7-(methylthio)-1H-pyrimido-[4,5-d][1,3]oxazine-2,4-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
1-Allyl-7-(methylthio)-1H-pyrimido-[4,5-d][1,3]oxazine-2,4-dione (CAS 1253791-06-8), molecular formula C10H9N3O3S and molecular weight 251.26 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 1-Allyl-7-(methylthio)-1H-pyrimido-[4,5-d][1,3]oxazine-2,4-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 251.26 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
Physical & Chemical Properties
| Molecular Formula | C10H9N3O3S |
| Molecular Weight | 251.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Allyl Standards
- N-Allyl-2-(3-hydroxybenzoyl)hydrazinecarbothioamide (CAS 26036-14-6)
- N-Allyl-2-(5-oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetamide (CAS 953012-38-9)
- 4-Allyl-2-methoxy-6-(((2-methoxyethyl)amino)methyl)phenol (CAS 5566-77-8)
- N-allyl-3,4-dinitrobenzamide (CAS 300679-59-8)
- N-Allyl-N-(3-methyl-1,2,4-oxadiazol-5-yl)heptanamide (CAS 62347-69-7)
- 4-Allyl-5-(4,5-dimethylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 522597-54-2)
- 4-Allyl-5-(5-ethylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 522597-66-6)
- 4-Allyl-5-(2-cyclohexylethyl)-4H-1,2,4-triazole-3-thiol (CAS 590353-10-9)
Recommended Standards
- 1-Methyl-5-(thiophene-2-carboxamido)-1H-pyrazole-3-carboxylic acid (CAS 1239784-32-7)
- 2-(5-((2-Fluorophenoxy)methyl)-1,2,4-oxadiazol-3-yl)-N-methylethan-1-amine (CAS 1306738-70-4)
- 6-(N-Pivaloyl amino)-4-fluoro-3-hydroxy-[1H] Indazole (CAS 1227268-95-2)
- 1-(Phenylsulfonyl)-1H-pyrrole-3-carboxylic acid (CAS 134439-96-6)
- Tert-butyl 2-(pyridin-2-yl)-2,6-dihydropyrrolo[3,4-c]pyrazole-5(4H)-carboxylate (CAS 1395493-04-5)
- Tert-butyl (4-propionamidophenyl)carbamate (CAS 940523-16-0)
- 2-Oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde (CAS 189563-98-2)
- Isopropyl Phosphonic Acid (CAS 4721-37-3)
- N-(2-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetamide (CAS 919496-45-0)
- 2-Nitro-5-(octyloxy)benzofuran (CAS 56897-19-9)
- 1-(4-Chlorophenyl)-5-methyl-N-(p-tolyl)-1H-1,2,4-triazole-3-carboxamide (CAS 321431-25-8)
- 2-(6-(Aminomethyl)pyridin-3-yl)acetic acid (CAS 34984-17-3)
- Ethyl 2-chloroquinoline-4-carboxylate (CAS 5467-61-8)
- D-[Phe6]-Semaglutide (CAS CATO-C4X-2226213)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com