Indazolo[2,3-a]quinazoline CAS 239-58-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 239-58-7 |
| Molecular Formula | C14H9N3 |
| Molecular Weight | 219.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Indazolo[2,3-a]quinazoline (CAS 239-58-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H9N3. Molecular weight: 219.24 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H9N3 |
| Molecular Weight | 219.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Recommended Standards
- Ethyl4-(dicyanomethylene)-piperidine-1-carboxylate (CAS 930112-89-3)
- Indolizino[2,3-f]quinoxaline (CAS 959619-25-1)
- Ethyl2-isocyanato-3-phenylpropionate (CAS 87543-80-4)
- 4-Chloro-N-cyclohexylaniline (CAS 56506-61-7)
- (3-Chloro-5-fluorophenyl)(3-fluorobenzyl)sulfane (CAS 1443327-11-4)
- 2-[[3-(Dimethylamino)propyl]thio]benzenamine (CAS 1134-77-6)
- 2-Chloro-1,2-bis(4-methylphenyl)ethanone (CAS 71193-32-3)
- N-(2-Cyano-5-cyclopropoxypyridin-4-yl)methanesulfonamide (CAS 1243407-09-1)
- Isoxazole-3-carbothioamide (CAS 886371-53-5)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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 13829788188 / jacky.chen@cato-chem.com