Difluoro-2,5-dihydrofuran-2,5-dione CAS 669-78-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 669-78-3 |
| Molecular Formula | C4F2O3 |
| Molecular Weight | 134.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Difluoro-2,5-dihydrofuran-2,5-dione (CAS 669-78-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4F2O3. Molecular weight: 134.04 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4F2O3 |
| Molecular Weight | 134.04 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
Related Difluoro Standards
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- 1-(2,2-Difluoro-1-methylcyclopropyl)ethan-1-one (CAS 128073-32-5)
- 6,6-Difluoro-3-hydroxybicyclo[3.1.0]hexane (CAS 883731-66-6)
- 6,6-Difluoro-5-hexen-2-one (CAS 76083-55-1)
- 7,7-Difluoro-2,5-diazabicyclo[4.1.0]Heptane (CAS 2167882-13-3)
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Recommended Standards
- Barbituric Acid-[13C4,15N2] (CAS 1173019-05-0)
- 1,1,1,2,2-Pentafluoropropane (CAS 1814-88-6)
- 2,3-Dichloro-1-propanol-d5 (CAS 1189730-34-4)
- 5-Amino-1-(2-hydroxyethyl)-1h-pyrazole-4-carbonitrile (CAS 5346-53-2)
- 1-(4-Methoxyphenyl)-2,6,6-trimethyl-4,5,6,7-tetrahydro-1H-indol-4-one (CAS 163083-10-1)
- 4-(5-Oxopyrrolidin-2-yl)benzonitrile (CAS 339087-31-9)
- Methyl (2s)-2-hydroxy-2-[3-(trifluoromethyl)phenyl]acetate (CAS 1821776-64-0)
- n-Methyl-n-(propan-2-yl)piperidin-4-amine dihydrochloride (CAS 548769-26-2)
- 4-(4-(Benzyloxy)-2-methylbenzoyl)-1-(2-(diethylamino)ethyl)-3-hydroxy-5-(pyridin-4-yl)-1H-pyrrol-2(5H)-one (CAS 488132-09-8)
- Peptide-GMF (CAS CATO-CPTD788469)
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