4-amino-3-methyl-6-(trifluoromethyl)-1,3-benzoxazol-2-one CAS 1780523-99-0
| CAS No. | 1780523-99-0 |
| Molecular Formula | C9H13F3N2O2 |
| Molecular Weight | 238.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 238.21 g/mol gives 4-amino-3-methyl-6-(trifluoromethyl)-1,3-benzoxazol-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-amino-3-methyl-6-(trifluoromethyl)-1,3-benzoxazol-2-one (CAS 1780523-99-0), molecular formula C9H13F3N2O2 and molecular weight 238.21 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H13F3N2O2, 4-amino-3-methyl-6-(trifluoromethyl)-1,3-benzoxazol-2-one contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 238.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), 4-amino-3-methyl-6-(trifluoromethyl)-1,3-benzoxazol-2-one 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 | C9H13F3N2O2 |
| Molecular Weight | 238.21 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related amino Standards
- 2-Amino-3-phenyl-6-(trifluoromethyl)pyridine (CAS 1214352-77-8)
- 2-Amino-3-phenyl-5-(trifluoromethyl)pyridine (CAS 1214360-66-3)
- 7-amino-3-methyl-5-(trifluoromethyl)-1,3-benzoxazol-2-one (CAS 1267096-24-1)
- 3-Amino-2-phenyl-6-(trifluoromethyl)pyridine (CAS 149770-38-7)
- 3-Amino-5-nitrobenzo[b]thiophene-2-carboxylic acid (CAS 160041-48-5)
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- 2-Amino-4-(3-nitrophenyl)-4-oxobutanoic acid (CAS 153212-71-6)
- 1-(4-Amino-1,2,5-oxadiazol-3-yl)-5-isopropyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 352447-22-4)
Recommended Standards
- 2-(Difluoromethyl)-6-(4-fluorophenyl)pyridin-3-amine (CAS 1710471-52-5)
- 6-(trifluoromethyl)imidazo[1,5-a]pyridine-3-carboxylic acid (CAS 1780609-26-8)
- Methyl 3-(difluoromethoxy)-5-methoxythiophene-2-carboxylate (CAS 1710202-41-7)
- tert-butyl N-(1-cyano-3,3,3-trifluoropropyl)carbamate (CAS 1803605-33-5)
- N-(4-(1,1-Dioxido-1,2-thiazinan-2-yl)phenyl)pivalamide (CAS 899731-74-9)
- 3-[[3,5-Bis(trifluoromethyl)phenyl]amino]-4-[[(1R,2R)-2-(dimethylamino)-1,2-diphenylethyl]amino]-3-cyclobutene-1,2-dione (CAS 1223105-89-2)
- N-(2-((6-Methylpyridazin-3-yl)amino)ethyl)butane-1-sulfonamide (CAS 1203252-24-7)
- 4-(2-Bromoethyl)-2,2-dimethyl-1,3-dioxolane (CAS 89942-18-7)
- Testosterone Impurity 12 (CAS CATO-C4X-243212)
- (R)-Methyl 2-amino-3-ethylpentanoate (CAS 738517-62-9)
- 1-Ethoxy-1,3,3-Trimethoxypropane (CAS 123-59-1)
- Ethyl (3,5-dimethylisoxazol-4-yl)acetate (CAS 113618-89-6)
- (5-Ethyl-1,2,4-oxadiazol-3-yl)(phenyl)methanamine (CAS 1153835-19-8)
- Bax inhibitor peptide V5 (CAS 579492-81-2)
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