1-Phenylquinazoline-2,4(1H,3H)-dione CAS 3282-28-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3282-28-8 |
| Molecular Formula | C14H10N2O2 |
| Molecular Weight | 238.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Phenylquinazoline-2,4(1H,3H)-dione (CAS 3282-28-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H10N2O2. Molecular weight: 238.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H10N2O2 |
| Molecular Weight | 238.24 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Phenylquinazoline Standards
- 2-Phenylquinazoline-4(1H)-thione (CAS 6483-99-4)
- 4-Phenylquinazoline-6-carbaldehyde (CAS 648449-08-5)
- 2-Phenylquinazoline-4-carbonitrile (CAS 67824-28-6)
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- 2-Methyl-3-phenylquinazoline-4(3H)-thione (CAS 13193-50-5)
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Recommended Standards
- 1-Phenyl-1H-indazole-3-carboxylic acid (CAS 7716-36-1)
- 2-((4-Fluorophenyl)amino)-1,3-thiazole-4-carboxylic acid (CAS 887405-91-6)
- 1-Phenyl-1H-benzoimidazole-5-carboxylic acid (CAS 250691-98-6)
- 3-(Dimethylamino)-2-(p-tolyl)acrylaldehyde (CAS 53868-38-5)
- tert-Butyl (5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazol-2-yl)carbamate (CAS 1245252-99-6)
- 4,4,7-trimethyl-1,2,3,4-tetrahydroisoquinoline hydrochloride (CAS 1305711-91-4)
- Methyl 4-(1h-imidazol-1-yl)-2-(methylamino)butanoate (CAS 1341148-96-6)
- Vitamin K1 Impurity 39 (CAS CATO-C4X-220739)
- 2-(6-Chloro-4-(difluoromethyl)pyridin-2-yl)acetic acid (CAS 1805274-46-7)
- Tau Peptide (301-315) trifluoroacetate salt (CAS 330456-48-9)
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