7,8-Difluoro-3,4-dihydrobenzo[b]oxepin-5(2H)-one CAS 145348-29-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 145348-29-4 |
| Molecular Formula | C10H8F2O2 |
| Molecular Weight | 198.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 7,8-Difluoro-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 145348-29-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C10H8F2O2. Molecular weight: 198.17 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C10H8F2O2 |
| Molecular Weight | 198.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 7,9-Difluoro-2,3,4,5-tetrahydro-1-benzoxepin-5-one (CAS 127557-05-5)
- 8,9-Difluoro-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 1341995-45-6)
- 1,1-Difluoro-2,3-dihydro-1H-indene-5-carboxylic acid (CAS 1403935-25-0)
- Methyl 2,6-difluoro-4-vinylbenzoate (CAS 1431948-81-0)
- 6,8-Difluoro-2,3,4,5-tetrahydro-1-benzoxepin-5-one (CAS 145348-28-3)
- 3,3-Difluoro-2,3-dihydro-1H-indene-5-carboxylic acid (CAS 1547144-66-0)
- 2,2-Difluoro-1-phenylcyclopropane-1-carboxylic acid (CAS 156021-07-7)
- 3-(2,4-Difluoro-5-methylphenyl)acrylic acid (CAS 1562311-33-4)
Recommended Standards
- rel-(1S,2R,3S,4R)-3-methoxycarbonyl-7-oxabicyclo[2.2.1]hept-5-ene-2-carboxylic acid (CAS 146339-80-2)
- 3-Ethynyl-2,4-difluoro-1,5-dimethoxybenzene (CAS 1453211-49-8)
- 1-(2,4-Difluorophenyl)imidazolidin-2-one (CAS 1545294-47-0)
- 3-Bromo-6-ethynylpyridazine (CAS 1797130-79-0)
- (S)-7-Methoxy-1,2,3,4-tetrahydronaphthalen-1-amine (CAS 103791-17-9)
- Ethyl 1-(2,3-dimethylphenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylate (CAS 477710-53-5)
- 2-Methoxy-3-nitrobenzaldehyde (CAS 22065-49-2)
- 3,5-Bis(trifluoromethyl)benzamide (CAS 22227-26-5)
- 4-(3-Chloro-4-fluorophenyl)-1,2-dimethyl-5-(quinoxalin-6-yl)-1,2-dihydro-3H-pyrazol-3-one (CAS 937279-03-3)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
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