(+)-3-(2,2-Difluoroacetyl)tetrahydro-2H-pyran-2-one CAS 183279-72-3
| CAS No. | 183279-72-3 |
| Molecular Formula | C7H8F2O3 |
| Molecular Weight | 178.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
(+)-3-(2,2-Difluoroacetyl)tetrahydro-2H-pyran-2-one (CAS 183279-72-3) is a high-purity analytical reference standard with the molecular formula C7H8F2O3 and a molecular weight of 178.13 g/mol.
Based on its molecular formula C7H8F2O3, (+)-3-(2,2-Difluoroacetyl)tetrahydro-2H-pyran-2-one contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 178.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures (+)-3-(2,2-Difluoroacetyl)tetrahydro-2H-pyran-2-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H8F2O3 |
| Molecular Weight | 178.13 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2009 |
| Halogen Content | F-containing |
Related Difluoroacetyl Standards
- 3-(2,2-Difluoroacetyl)tetrahydro-2H-pyran-2-one (CAS 606491-81-0)
- 2-(2,2-Difluoroacetyl)cyclohexanone (CAS 149894-28-0)
- 4-(2,2-Difluoroacetyl)benzonitrile (CAS 1176519-89-3)
- 2-(2,2-difluoroacetyl)bicyclo[3.1.0]hexan-3-one (CAS 1626337-81-2)
- N-(2,2-Difluoroacetyl)-2,2-difluoroacetohydrazide (CAS 155093-22-4)
- 3-(2,2-Difluoroacetyl)bicyclo[4.1.0]heptan-2-one (CAS 1956335-29-7)
- 2-(2,2-Difluoroacetyl)cyclohexane-1,3-dione (CAS 1342797-24-3)
- 2-(2,2-Difluoroacetyl)cyclopentan-1-one (CAS 938001-14-0)
Recommended Standards
- 2,4-Difluoro-5-methylbenzodifluoride (CAS 1807099-57-5)
- 7,7-Difluoro-2-oxabicyclo[4.1.0]Heptane-1-carboxylic acid (CAS 1955548-76-1)
- 2,6-Difluoro-4-methylbenzodifluoride (CAS 1806370-08-0)
- (1,2,2,2-Tetrafluoroethyl)benzene (CAS 56424-23-8)
- 2,4-Diphenyl-5,6-dihydrobenzo[h]chromen-1-ium bromide (CAS 76192-30-8)
- 3-Chloro-1-(morpholin-4-yl)propan-1-one (CAS 60247-09-8)
- 1-(4-Methoxyphenyl)-4-[3-(trifluoromethyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl]piperazine (CAS 338748-52-0)
- 4-Allyl-5-(4-nitrophenyl)-4h-1,2,4-triazole-3-thiol (CAS 93378-59-7)
- 2-Methyltetrahydro-2H-pyran (CAS 10141-72-7)
- (E)-N-{5H-chromeno[4,3-d]pyrimidin-2-yl}-N'-[(4-methylphenyl)methoxy]methanimidamide (CAS 866142-92-9)
- Methyl 5-Ethoxy-2-thiophenecarboxylate (CAS 1418117-83-5)
- 2-BRomomethyl-3-methoxybenzoic acid (CAS 857652-06-3)
- (1,2,3,4-Tetrahydroquinolin-6-yl)methanamine dihydrochloride (CAS 1416439-54-7)
- Semaglutide impurity 29 (CAS CATO-C4X-222629)
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