3-Methyl-6-nitroquinazoline-2,4(1H,3H)-dione CAS 88619-33-4
| CAS No. | 88619-33-4 |
| Molecular Formula | C9H7N3O4 |
| Molecular Weight | 221.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-Methyl-6-nitroquinazoline-2,4(1H,3H)-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.
3-Methyl-6-nitroquinazoline-2,4(1H,3H)-dione (CAS 88619-33-4) is a high-purity analytical reference standard with the molecular formula C9H7N3O4 and a molecular weight of 221.17 g/mol.
Structurally, 3-Methyl-6-nitroquinazoline-2,4(1H,3H)-dione (C9H7N3O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 221.17 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C9H7N3O4 |
| Molecular Weight | 221.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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.) | 1982 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 2-Methyl-6-nitroquinazoline-4(1H)-thione (CAS 13116-84-2)
- 7-Nitroquinazoline-2,4(1H,3H)-dione (CAS 174565-63-0)
- 5-Nitroquinazoline-2,4(1H,3H)-dione (CAS 174565-65-2)
- 6-Nitroquinazoline-4(1H)-thione (CAS 13116-83-1)
- 8-Nitroquinazoline-2,4-diol (CAS 174565-61-8)
- 6-Nitroquinazoline-2,4-diamine (CAS 7154-34-9)
- 2-Methyl-6-nitroquinazoline (CAS 515832-80-1)
- 2-Methyl-7-nitroquinazoline (CAS 455279-78-4)
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- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
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