Ethyl 2-amino-4-methyloxazole-5-carboxylate CAS 79221-15-1
| CAS No. | 79221-15-1 |
| Molecular Formula | C7H10N2O3 |
| Molecular Weight | 170.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 2-amino-4-methyloxazole-5-carboxylate (CAS 79221-15-1), a certified reference material (molecular formula C7H10N2O3, MW 170.17 g/mol) for analytical method development and quality control.
Structurally, Ethyl 2-amino-4-methyloxazole-5-carboxylate (C7H10N2O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. 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 170.17 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), Ethyl 2-amino-4-methyloxazole-5-carboxylate 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 | C7H10N2O3 |
| Molecular Weight | 170.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- (S)-2-Amino-3-(3-methylisoxazol-5-yl)propanoic acid (CAS 100959-34-0)
- Ethyl 2-amino-5-methyl-1,3-oxazole-4-carboxylate (CAS 1065099-78-6)
- 2-Amino-6-[(2-hydroxyethyl)amino]-4(3H)-pyrimidinone (CAS 1077-04-9)
- 5-Amino-3-ethoxy-1h-pyrazole-4-carboxamide (CAS 111375-27-0)
- 2-[amino(3-pyridinyl)methylene]malononitrile (CAS 124883-64-3)
- Methyl 2-(3-amino-1h-1,2,4-triazol-1-yl)propanoate (CAS 1251110-24-3)
- Methyl 3-(5-amino-4H-1,2,4-triazol-3-yl)propanoate (CAS 1259516-86-3)
- 2-Amino-6-mercaptopurine-13C2,15N (CAS 1330266-29-9)
Recommended Standards
- Ethyl 2-(5-oxo-4,5-dihydro-1H-pyrazol-3-yl)acetate (CAS 98334-81-7)
- ethyl 2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 33458-27-4)
- Ethyl 2-(5-methyl-1H-tetrazol-1-yl)acetate (CAS 81548-02-9)
- Ethyl 3,5-diamino-1H-pyrazole-4-carboxylate (CAS 6825-71-4)
- 1-Isopropyl-3-((1-(2-methoxyethyl)piperidin-4-yl)methyl)urea (CAS 1211307-40-2)
- 1-Fluoro-2,3-dimethyl-4-nitrobenzene (CAS 1736-87-4)
- Benzyl 3-(2-aminoethoxy)pyrrolidine-1-carboxylate (CAS 1353962-15-8)
- 3-(5-Chloro-6-methylpyridin-3-yl)propan-1-amine (CAS 1393572-93-4)
- Benzenamine, 3-cyclopropyl- (CAS 485402-64-0)
- 5-(Chloromethyl)-2-trityl-2H-tetrazole (CAS 160998-59-4)
- 1-Benzyl-1H-1,2,3-triazole-4,5-dicarboxylic acid (CAS 73953-89-6)
- 2-(tert-butyl)-4-methyloxazole-5-carboxylic acid (CAS 1267445-43-1)
- 3-Chloro-6-(2-methylbenzyl)pyridazine (CAS 60932-70-9)
- Des-Gln19-Tirzepatide (CAS CATO-CPTD788954)
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