7,8-Dihydro-[1,4]dioxino[2,3-g]quinazolin-4(3H)-one CAS 52791-04-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 52791-04-5 |
| Molecular Formula | C10H8N2O3 |
| Molecular Weight | 204.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7,8-Dihydro-[1,4]dioxino[2,3-g]quinazolin-4(3H)-one (CAS 52791-04-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H8N2O3. Molecular weight: 204.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H8N2O3 |
| Molecular Weight | 204.18 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.) | 1972 |
| Nitrogen Atoms | 2 |
Related Dihydro Standards
- 3-methyl-5,6-dihydro-8H-isoxazolo[5,4-b]pyrano[4,3-e]pyridin-8-one (CAS 1000933-01-6)
- 4-(2-oxo-2,3-dihydro-1H-imidazol-1-yl)benzoic acid (CAS 1554083-04-3)
- 2-(4-Oxo-4,5-dihydro-1H-imidazol-2-yl)benzoic acid (CAS 92449-03-1)
- 2-Oxo-2,3-dihydro-quinazoline-8-carboxylic acid methyl ester (CAS 2306273-30-1)
- 3-(2-oxo-2,3-dihydro-1H-imidazol-1-yl)benzoic acid (CAS 939999-26-5)
- 4-(5-Oxo-4,5-dihydro-1H-pyrazol-1-yl)benzoic acid (CAS 916169-50-1)
- Methyl 3,4-dihydro-3-oxo-6-quinoxalinecarboxylate (CAS 357637-38-8)
- 3-(3,6-Dihydro-2h-pyran-4-yl)benzoic acid (CAS 1000016-95-4)
Recommended Standards
- 6-Methyl-5-nitroisoquinoline 2-oxide (CAS 943606-83-5)
- 7-Amino-4-hydroxyquinoline-2-carboxylic acid (CAS 93445-71-7)
- 6-Methyl-5-nitroisoquinolin-1(2H)-one (CAS 943606-85-7)
- 7,7-Difluorohexahydropyrrolo[1,2-a]pyrazin-3(4H)-one (CAS 2168175-92-4)
- rel-(2R,5R)-2,5-Diisopropylpiperazine (CAS 114420-44-9)
- N-(4-Amino-2-chlorophenyl)butanamide (CAS 723327-05-7)
- 5,8-Difluoro-6-hydroxy-3,4-dihydroisoquinolin-1(2H)-one (CAS 2857093-35-5)
- 5-benzyl-5-azaspiro[2.4]heptan-7-ol (CAS 152719-37-4)
- Pimelic diphenylamide 106, 98% (CAS 937039-45-7)
- Semaglutide impurity 205 (CAS CATO-C4X-2226205)
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