2-(Acetoxymethyl)-5-oxotetrahydrofuran-3,4-diyl diacetate CAS 394739-29-8
| CAS No. | 394739-29-8 |
| Molecular Formula | C11H14O8 |
| Molecular Weight | 274.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(Acetoxymethyl)-5-oxotetrahydrofuran-3,4-diyl diacetate (C11H14O8) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 274.22 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-(Acetoxymethyl)-5-oxotetrahydrofuran-3,4-diyl diacetate (CAS 394739-29-8), molecular formula C11H14O8 and molecular weight 274.22 g/mol, is a CATO reference standard with documented purity and traceability.
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 | C11H14O8 |
| Molecular Weight | 274.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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Recommended Standards
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- 2-((2,4-Difluorophenyl)amino)-4H-benzo[d][1,3]oxazin-4-one (CAS 477854-01-6)
- 3-(3,5-Difluorophenyl)-7-hydroxy-2H-chromen-2-one (CAS 951957-81-6)
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- Benzyl 4-cyano-3,3-dimethylpiperidine-1-carboxylate (CAS 2306272-01-3)
- 3-Methyl-1-[2-(pyridin-2-yl)ethyl]urea (CAS 87345-02-6)
- N-(2-Chloro-6-formylpyridin-3-yl)pivalamide (CAS 1142191-76-1)
- 4-methoxy-2-[2-(thiophen-3-yl)ethoxy]benzoic acid (CAS 1407126-29-7)
- 2-Phenoxypyridine-4-carboxylic acid (CAS 51362-08-4)
- 2-(3-Chlorobenzyl)-3-(p-tolyl)-2H-indazole (CAS 872681-99-7)
- N-(4-aminophenyl)-3-(dimethylamino)propanamide (CAS 854813-77-7)
- 5-Oxo-7a-(thiophen-2-yl)hexahydropyrrolo[2,1-b]thiazole-3-carboxylic acid (CAS 1008671-90-6)
- endo-Ser39-Tirzepatide (CAS CATO-CPTD788935)
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