3-(1-{[(tert-butoxy)carbonyl]amino}ethyl)-1,2-oxazole-4-carboxylic acid CAS 1334491-40-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1334491-40-5 |
| Molecular Formula | C11H16N2O5 |
| Molecular Weight | 256.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(1-{[(tert-butoxy)carbonyl]amino}ethyl)-1,2-oxazole-4-carboxylic acid (CAS 1334491-40-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H16N2O5. Molecular weight: 256.26 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H16N2O5 |
| Molecular Weight | 256.26 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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.) | 1991 |
| Nitrogen Atoms | 2 |
Related tert Standards
- 1-(2-(tert-butoxy)ethyl)-1H-imidazole-4,5-dicarboxylic acid (CAS 2007915-74-2)
- 2-{[(tert-butoxy)carbonyl]amino}-6-cyanohexanoic acid (CAS 177031-12-8)
- 1'-[(tert-Butoxy)carbonyl]-[1,3'-biazetidine]-3-carboxylic acid (CAS 889952-23-2)
- 4-Butoxy-3-ethoxybenzoyl chloride (CAS 100607-81-6)
- 4-Butoxy-3-chloro-5-ethoxybenzaldehyde (CAS 832674-19-8)
- 6-(Sec-butoxy)hexane-1-sulfonyl chloride (CAS 1343042-20-5)
- 5-(Sec-butoxy)-3-methylpentane-1-sulfonyl chloride (CAS 1479270-35-3)
- 5-(Tert-butoxy)-3-methylpentane-1-sulfonyl chloride (CAS 1481158-98-8)
Recommended Standards
- (2R,4S)-4-azido-1-tert-butoxycarbonyl-pyrrolidine-2-carboxylic acid (CAS 132622-77-6)
- 5-((5-Nitrofuran-2-yl)methylene)-2-thioxothiazolidin-4-one (CAS 13410-84-9)
- N-Boc-trans-4-azido-L-proline (CAS 132622-68-5)
- 1-(2-Bromo-4-(difluoromethoxy)phenyl)propan-1-one (CAS 1261511-29-8)
- 3-(2-Oxobenzo[d]oxazol-3(2H)-yl)-N-(3-(2-oxopyrrolidin-1-yl)propyl)propanamide (CAS 853902-07-5)
- 1-(4-Bromo-3-chlorophenyl)-4-ethylpiperazine (CAS 1426958-32-8)
- 4-(Prop-2-yn-1-yl)pyridine (CAS 1382827-09-9)
- (2R,3S)-6-Oxo-2,3-diphenyl-4-morpholinecarboxylic Acid tert-Butyl Ester (CAS 112741-49-8)
- Chlorhexidine acetate hydrate(1:2:x) (CAS 206986-79-0)
- Semaglutide Impurity 190 (CAS CATO-C4X-2226190)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com