2-tert-Butoxycarbonylamino-4-methyl-oxazole-5-carboxylic acid CAS 1311278-69-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1311278-69-9 |
| Molecular Formula | C10H14N2O5 |
| Molecular Weight | 242.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-tert-Butoxycarbonylamino-4-methyl-oxazole-5-carboxylic acid (CAS 1311278-69-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H14N2O5. Molecular weight: 242.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H14N2O5 |
| Molecular Weight | 242.23 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
Related tert Standards
- 2-tert-Butoxycarbonylamino-oxazole-4-carboxylic acid methyl ester (CAS 1311278-81-5)
- 4-tert-Butoxycarbonylamino-oxazole-2-carboxylic acid methyl ester (CAS 2407051-36-7)
- 4-(Tert-butoxycarbonylamino)-2-oxabicyclo[2.1.1]hexane-1-carboxylicacid (CAS 2287287-55-0)
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- 3-[1-(tert-butoxycarbonylamino)cyclobutyl]prop-2-ynoic acid (CAS 2361635-00-7)
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Recommended Standards
- ethyl 5-(3-cyanophenyl)-1H-1,2,4-triazole-3-carboxylate (CAS 1284001-05-3)
- ethyl 8-cyano-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 127285-75-0)
- 2-Hydroxy-2-(3,4,5-trimethoxyphenyl)acetic acid (CAS 13212-99-2)
- 2,6-Diazaspiro[3.3]heptane hydrochloride (CAS 1557591-41-9)
- (2S,4S)-1-(tert-Butoxycarbonyl)-4-[2-nitro-4-(tri-fluoromethyl)phenoxy]-2-pyrrolidinecarboxylic acid (CAS 1354484-53-9)
- 5-(tert-Butyl)benzofuran-3(2H)-one (CAS 1153450-52-2)
- 2-(4-Methyl-2-(methylthio)-6-oxo-1,6-dihydropyrimidin-5-yl)ethyl 3-methylbenzoate (CAS 338401-95-9)
- Benzeneacetic acid, 3,4-dichloro-alpha-methyl-, methyl ester (CAS 185110-22-9)
- 1-(3-Chlorophenyl)-2,4,5-trimethyl-1h-pyrrole-3-carbaldehyde (CAS 1087611-35-5)
- Insulin Degludec Impurity 17 (CAS CATO-C4X-215717)
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