4,4,5,5,5-Pentafluoro-1-(2-furyl)pentane-1,3-dione CAS 2317-66-0
| CAS No. | 2317-66-0 |
| Molecular Formula | C9H5F5O3 |
| Molecular Weight | 256.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H5F5O3, 4,4,5,5,5-Pentafluoro-1-(2-furyl)pentane-1,3-dione contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 256.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
4,4,5,5,5-Pentafluoro-1-(2-furyl)pentane-1,3-dione (CAS 2317-66-0), molecular formula C9H5F5O3 and molecular weight 256.13 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4,4,5,5,5-Pentafluoro-1-(2-furyl)pentane-1,3-dione meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H5F5O3 |
| Molecular Weight | 256.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
Related Pentafluoro Standards
- 2,2,3,3,3-Pentafluoro-1-(3-fluoro-4-methylphenyl)propan-1-one (CAS 1352215-12-3)
- 2,2,3,3,3-Pentafluoro-1-(4-fluoro-2-methylphenyl)propan-1-one (CAS 1352215-33-8)
- 2,2,3,3,3-Pentafluoro-1-(3-fluoro-2-methylphenyl)propan-1-one (CAS 1443311-97-4)
- (E)-4,4,5,5,5-pentafluoro-1-(piperidin-1-yl)pent-1-en-3-one (CAS 866144-15-2)
- 2,2,3,3,6-Pentafluoro-2,3-dihydrobenzo[b]thiophene-7-carbaldehyde (CAS 2413287-66-6)
- 2,2,3,3,3-Pentafluoro-1-(3-methoxyphenyl)propan-1-one (CAS 121592-01-6)
- 2,2,3,3,3-Pentafluoro-1-(4-methoxyphenyl)propan-1-one (CAS 345901-60-2)
- Pentafluoro(2,4,6-trifluorophenyl)-lambda6-sulfane (CAS 1062610-12-1)
Recommended Standards
- 4-(Perfluoroethoxy)benzoic acid (CAS 79865-59-1)
- 4-[(2,6-Dichlorophenyl)methyl]-3,5-dimethyl-1,2-oxazole (CAS 338962-68-8)
- 3,6-dinitro phthalic acid (CAS 2300-16-5)
- Methyl 2,3-difluoro-4-(trifluoromethoxy)benzoate (CAS 2366994-13-8)
- Diethyl ((methylsulfonyl)methyl)phosphonate (CAS 40137-11-9)
- Cetirizine-d8 (CAS 774596-22-4)
- 3-[(2,4-dimethylphenoxy)methyl]benzoic acid (CAS 832737-23-2)
- 2-(2-Amino-5-methylphenyl)acetonitrile (CAS 90765-19-8)
- (S)-2-methylazetidine hemioxalate (CAS 2387562-02-7)
- 5-Methyl-1H-pyrrolo[3,2-b]pyridin-2(3H)-one (CAS 56057-24-0)
- 5-Amino-1,2-dimethyl-1h-imidazole-4-carboxamide (CAS 78750-93-3)
- 4,4,5,5-Tetramethyl-2-(1,2,3,4-tetrahydronaphthalen-2-yl)-1,3,2-dioxaborolane (CAS 1130490-92-4)
- 2,2,2-Trifluoro-1-(2-(hydroxymethyl)pyrrolidin-1-yl)ethan-1-one (CAS 245051-65-4)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
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