(3-Acetoxy-3,6-dihydro-2H-pyran-2-yl)methyl acetate CAS 2168884-90-8
| CAS No. | 2168884-90-8 |
| Molecular Formula | C10H14O5 |
| Molecular Weight | 214.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
(3-Acetoxy-3,6-dihydro-2H-pyran-2-yl)methyl acetate (CAS 2168884-90-8) is a high-purity analytical reference standard with the molecular formula C10H14O5 and a molecular weight of 214.22 g/mol.
Structurally, (3-Acetoxy-3,6-dihydro-2H-pyran-2-yl)methyl acetate (C10H14O5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 214.22 g/mol, it falls into the medium-molecular-weight range. 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).
As a certified reference material (CRM), (3-Acetoxy-3,6-dihydro-2H-pyran-2-yl)methyl acetate 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 | C10H14O5 |
| Molecular Weight | 214.22 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
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Recommended Standards
- (2S,3R,4S)-2-Methyl-3,4-dihydro-2H-pyran-3,4-diyl diacetate (CAS 91926-31-7)
- (3-Hydroxyphenyl)(4-hydroxyphenyl)methanone (CAS 611-81-4)
- (2R,3R,4R,5S)-2-((1H-1,2,4-Triazol-1-yl)methyl)piperidine-3,4,5-triol (CAS 748814-86-0)
- (e)-3-(3-Phenyl-1h-pyrazol-4-yl)acrylic acid (CAS 477710-88-6)
- 3-Hydroxy-4-((5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl)-N,N-dimethylnaphthalene-1-sulfonamide (CAS 1211938-40-7)
- (5-Fluoro-2-nitrophenyl)boronic acid (CAS 1329171-65-4)
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- L-Histidinamide, N-[(phenylmethoxy)carbonyl]-L-tryptophyl-L-α-glutamyl-N-[(1S)-3-fluoro-1-(2-methoxy-2-oxoethyl)-2-oxopropyl]methyl ester (CAS 210345-00-9)
- 2-(8-Chlorochroman-7-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1154740-57-4)
- 2-Cyclohexyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine-4-thiol (CAS 917749-82-7)
- 2-Chloro-N-(4-fluorophenyl)-N-isopropylacetamide (CAS 66602-64-0)
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