(R)-3-((2S,3S)-5-Hydroxy-2,3,8,8-tetramethyl-4-oxo-2,3,4,8-tetrahydropyrano[3,2-g]chromen-10-yl)hexanoic acid CAS 34366-34-2
| CAS No. | 34366-34-2 |
| Molecular Formula | C22H28O6 |
| Molecular Weight | 388.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(R)-3-((2S,3S)-5-Hydroxy-2,3,8,8-tetramethyl-4-oxo-2,3,4,8-tetrahydropyrano[3,2-g]chromen-10-yl)hexanoic acid (CAS 34366-34-2) is a high-purity analytical reference standard with the molecular formula C22H28O6 and a molecular weight of 388.45 g/mol.
Based on its molecular formula C22H28O6, (R)-3-((2S,3S)-5-Hydroxy-2,3,8,8-tetramethyl-4-oxo-2,3,4,8-tetrahydropyrano[3,2-g]chromen-10-yl)hexanoic acid contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 388.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C22H28O6 |
| Molecular Weight | 388.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
Recommended Standards
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