1-(2,4,4-Trimethyl-4,5-dihydrooxazol-5-yl)ethanone CAS 77219-10-4
| CAS No. | 77219-10-4 |
| Molecular Formula | C8H13NO2 |
| Molecular Weight | 155.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2,4,4-Trimethyl-4,5-dihydrooxazol-5-yl)ethanone (CAS 77219-10-4) is a high-purity analytical reference standard with the molecular formula C8H13NO2 and a molecular weight of 155.19 g/mol.
1-(2,4,4-Trimethyl-4,5-dihydrooxazol-5-yl)ethanone (C8H13NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), 1-(2,4,4-Trimethyl-4,5-dihydrooxazol-5-yl)ethanone 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 | C8H13NO2 |
| Molecular Weight | 155.19 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 1 |
Related Trimethyl Standards
- 1,3,5-Trimethyl-4-nitro-1H-pyrazole (CAS 1125-30-0)
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- N,1,2-Trimethyl-4,5-dihydro-1H-pyrrole-3-carboxamide (CAS 116195-46-1)
- 2-(3,4,5-Trimethyl-1H-pyrazol-1-yl)ethanol (CAS 127223-53-4)
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Recommended Standards
- 1-(2,2-Dimethoxyethyl)-1H-pyrrole (CAS 93217-61-9)
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- [3aR-(3aα,4α,6aα)]-3a,6a-Dihydro-2,2-dimethyl-4H-cyclopenta-1,3-dioxol-4-amine (CAS 71772-25-3)
- 1-(3-Isopropylisoxazol-5-yl)ethanol (CAS 301168-22-9)
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