2-(4-Hydroxy-3-nitrostyryl)quinazolin-4(1H)-one CAS 75342-05-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 75342-05-1 |
| Molecular Formula | C16H11N3O4 |
| Molecular Weight | 309.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(4-Hydroxy-3-nitrostyryl)quinazolin-4(1H)-one (CAS 75342-05-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H11N3O4. Molecular weight: 309.28 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H11N3O4 |
| Molecular Weight | 309.28 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 3 |
Related Hydroxy Standards
- 2-Hydroxy-N-(9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)acetamide (CAS 851218-14-9)
- 2-Hydroxy-1-methoxy-4-oxo-4,5-dihydrodibenzo[cd,f]indole-3-carboxylic acid (CAS 106283-33-4)
- 1236066-51-5 Hydroxy-[N-t-BOC-(2S)-Pyrrolidinyl]methyl Dimethyl Phosphonate tert-butyl (S)-2-((R)-(dimethoxyphosphoryl)(hydroxy)methyl)pyrrolidine-1-carboxylate (CAS 1236066-51-5)
- 4-Hydroxy Trimethoprim-13C3 (CAS 1391053-67-0)
- (Hydroxy(pyridin-3-yl)methyl)diphenylphosphine oxide (CAS 18629-21-5)
- (Hydroxy(pyridin-2-yl)methyl)diphenylphosphine oxide (CAS 260446-76-2)
- (Hydroxy(pyridin-4-yl)methyl)diphenylphosphine oxide (CAS 260446-47-7)
- Methyl 2-(4-hydroxy-3-methoxyphenyl)quinoline-4-carboxylate (CAS 133676-10-5)
Recommended Standards
- 2-(4-Aminophenyl)-6-nitroquinoline-4-carboxylic acid (CAS 475474-44-3)
- 2-(6-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)acetate (CAS 6554-28-5)
- 2-({2-Amino-4-oxo-3H,7H-pyrrolo[2,3-d]pyrimidin-5-yl}methyl)isoindole-1,3-dione (CAS 325488-82-2)
- 5-(4-Chlorophenyl)-N-(2,4-dichlorophenyl)thiazol-2-amine (CAS 297150-38-0)
- N-(4-Bromo-2-fluoro-6-methylphenyl)pivalamide (CAS 429683-47-6)
- 2-Ethylidenecyclohexanone (CAS 1122-24-3)
- 2-(2-Bromobenzo[d]thiazol-6-yl)acetic acid (CAS 933742-71-3)
- 5-(2-Fluorophenyl)pyrrolidin-2-one (CAS 1314714-04-9)
- Vonoprazan Impurity 43 (CAS 2169271-28-5)
- Fragment-[3-31]-Semaglutide (CAS CATO-C4X-2226113)
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