3-(1,1-difluoroethyl)-1,2-oxazol-5-amine CAS 1188909-17-2
| CAS No. | 1188909-17-2 |
| Molecular Formula | C5H6F2N2O |
| Molecular Weight | 148.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 148.11 g/mol gives 3-(1,1-difluoroethyl)-1,2-oxazol-5-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(1,1-difluoroethyl)-1,2-oxazol-5-amine (CAS 1188909-17-2) is a high-purity analytical reference standard with the molecular formula C5H6F2N2O and a molecular weight of 148.11 g/mol.
The molecular framework of 3-(1,1-difluoroethyl)-1,2-oxazol-5-amine (C5H6F2N2O) is characterized by an amide group, a hydroxyl group, an ether linkage, fluorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
CATO manufactures 3-(1,1-difluoroethyl)-1,2-oxazol-5-amine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H6F2N2O |
| Molecular Weight | 148.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 3-(Difluoromethyl)-1-methyl-1H-pyrazol-5(4H)-one (CAS 1048018-91-2)
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- L-Lyxono-1,4-lactone (CAS 104196-15-8)
- [1-(difluoromethyl)-1H-pyrazol-5-yl]methanol (CAS 1245772-28-4)
- 1-(Pyrimidin-2-yl)piperidin-4-amine dihydrochloride (CAS 1179369-48-2)
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- Bisoprolol Phenol Impurity (CAS 2829-84-7)
- 2-(4-Chlorophenyl)-2-(2,2-dimethylmorpholino)ethan-1-amine (CAS 1156090-71-9)
- Ethyl 5-bromo-2-methyl-3-nitrobenzoate (CAS 1486006-34-1)
- Benzyl 2-Isocyanatoacetate (CAS 76692-58-5)
- N-(3-Cyano-6-methyl-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-2-{[2-(dimethylamino)ethyl]amino}acetamide (CAS 1009496-77-8)
- 4-Acetyl-N,N-diphenylbenzenesulfonamide (CAS 3938-79-2)
- 4-((1-Ethyl-1h-1,2,4-triazol-5-yl)methyl)piperidin-4-ol (CAS 1487149-40-5)
- Semaglutide impurity 33 (CAS CATO-C4X-222633)
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