D-Mannofuranuronic acid, γ-lactone CAS 575-64-4
| CAS No. | 575-64-4 |
| Molecular Formula | C15H9Br2IO3 |
| Molecular Weight | 523.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 523.94 g/mol gives D-Mannofuranuronic acid, γ-lactone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
D-Mannofuranuronic acid, γ-lactone (CAS 575-64-4), molecular formula C15H9Br2IO3 and molecular weight 523.94 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, D-Mannofuranuronic acid, γ-lactone (C15H9Br2IO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine/iodine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 523.94 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), D-Mannofuranuronic acid, γ-lactone 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 | C15H9Br2IO3 |
| Molecular Weight | 523.94 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Br/I-containing |
Recommended Standards
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- Semaglutide impurity 73 (CAS CATO-C4X-222673)
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