(3R,4R,5S,6R)-3-fluoro-6-(hydroxymethyl)tetrahydro-2H-pyran-2,4,5-triol CAS 7226-39-3
| CAS No. | 7226-39-3 |
| Molecular Formula | C6H11FO5 |
| Molecular Weight | 182.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of (3R,4R,5S,6R)-3-fluoro-6-(hydroxymethyl)tetrahydro-2H-pyran-2,4,5-triol is closely related to a carbohydrate-derived structure, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
(3R,4R,5S,6R)-3-fluoro-6-(hydroxymethyl)tetrahydro-2H-pyran-2,4,5-triol (CAS 7226-39-3) is a high-purity analytical reference standard with the molecular formula C6H11FO5 and a molecular weight of 182.15 g/mol.
Owing to a carbohydrate-derived structure, fluorine substitution, (3R,4R,5S,6R)-3-fluoro-6-(hydroxymethyl)tetrahydro-2H-pyran-2,4,5-triol is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 182.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C6H11FO5 |
| Molecular Weight | 182.15 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 | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | F-containing |
Recommended Standards
- (2S,3R,4R,5R)-3-fluoro-2,4,5,6-tetrahydroxyhexanal (CAS 99605-33-1)
- (3R,4R,5S,6R)-5-fluoro-6-(hydroxymethyl)tetrahydro-2H-pyran-2,3,4-triol (CAS 30694-44-1)
- (2R,3S,4S,5S,6R)-2-fluoro-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (CAS 2713-54-4)
- (3R,4S,5S,6S)-6-(fluoromethyl)tetrahydro-2H-pyran-2,3,4,5-tetraol (CAS 34168-77-9)
- 3,5-Dibromobenzene-1,2-diamine hydrochloride (CAS 75568-11-5)
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- 4-Phenyl-5-(propan-2-yl)-1,3-thiazol-2-amine (CAS 953732-52-0)
- Cyclopentyl 4-(3-chlorophenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 5606-77-9)
- Methyl 2-[2-(methylsulfanyl)phenyl]benzoate (CAS 1372768-61-0)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
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