7-Fluoroquinazolin-4(3H)-one CAS 16499-57-3
Purity >95%In StockPharmaceutical Standards
| CAS No. | 16499-57-3 |
| Molecular Formula | C8H5FN2O |
| Molecular Weight | 164.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-Fluoroquinazolin-4(3H)-one (CAS 16499-57-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H5FN2O. Molecular weight: 164.14 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H5FN2O |
| Molecular Weight | 164.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoroquinazolin Standards
- 8-Fluoroquinazolin-4(1H)-one (CAS 187805-50-1)
- 7-Fluoroquinazolin-4-amine (CAS 1009036-29-6)
- 6-Fluoroquinazolin-4-amine (CAS 1190320-08-1)
- 8-Fluoroquinazolin-4-amine (CAS 1378808-30-0)
- 5-fluoroquinazolin-4-amine (CAS 137553-48-1)
- 5-Fluoroquinazolin-4-yl acetate (CAS 866009-24-7)
- Ethyl 2-[(5-fluoroquinazolin-4-yl)oxy]propanoate (CAS 329698-76-2)
Recommended Standards
- 682-30-4 KST-1A7519 [(2r,3s,4r)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2h)-yl)-3,4-dihydroxytetrahydrofuran-2-yl]methyl(3r,4s,5s,6r)-3-fluoro-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2h-pyran-2-yl dihydrogen diphosphate(non-preferred name) (CAS 682-30-4)
- 2-Cyclopentyl-2,2-difluoroacetic acid (CAS 1027513-89-8)
- 8-Fluoroquinoxalin-2-ol (CAS 55687-17-7)
- 2-(Trimethylsilyl)furo[2,3-b]pyridine (CAS 111079-43-7)
- 2-(4'-Nitro-[1,1'-biphenyl]-4-yl)acetic acid (CAS 70957-49-2)
- 4-Ethoxy-5,6,7,8-tetrahydronaphthalene-1-carbaldehyde (CAS 883540-98-5)
- 1-Benzyl-3,3-dimethyl-4-piperidone (CAS 173186-91-9)
- 4,4′′′-Diiodo-1,1′:4′,1′′:4′′,1′′′-quaterphenyl (CAS 1770-82-7)
- Empagliflozin Impurity 101 (CAS CATO-C4X-1065101)
- Semaglutide impurity 81 (CAS CATO-C4X-222681)
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