tert-Butyl (4-bromo-5-methylisoxazol-3-yl)(tert-butoxycarbonyl)carbamate CAS 1040276-58-1
| CAS No. | 1040276-58-1 |
| Molecular Formula | C14H21BrN2O5 |
| Molecular Weight | 377.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures tert-Butyl (4-bromo-5-methylisoxazol-3-yl)(tert-butoxycarbonyl)carbamate 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.
tert-Butyl (4-bromo-5-methylisoxazol-3-yl)(tert-butoxycarbonyl)carbamate (CAS 1040276-58-1), molecular formula C14H21BrN2O5 and molecular weight 377.23 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H21BrN2O5, tert-Butyl (4-bromo-5-methylisoxazol-3-yl)(tert-butoxycarbonyl)carbamate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 377.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C14H21BrN2O5 |
| Molecular Weight | 377.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- Crizotinib impurity 23 (CAS 877399-73-0)
- 5-Bromo-4-(n-(5-methylpyridin-2-yl)sulfamoyl)thiophene-2-carboxylic acid (CAS 1098390-79-4)
- 54663-78-4 Tributyl(thien-2-yl)stannane Tributyl(thien-2-yl)tin tributyl(thiophen-2-yl)stannane (CAS 54663-78-4)
- 8-(4-Bromophenyl)-6,7-dimethyl-7,8-dihydro-6H-[1,3]dioxolo[4,5-g]chromen-6-ol (CAS 1212202-17-9)
- Ethyl 3-amino-1-propyl-1H-pyrazole-4-carboxylate (CAS 122799-96-6)
- (cyclopropylmethyl)(2,2-dimethoxyethyl)amine (CAS 1104193-66-9)
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- 4-Amino-5-fluoro-N-methylpicolinamide (CAS 2417666-34-1)
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- 1-(4-chlorophenyl)-5-methyl-1H-pyrazol-4-amine hydrochloride (CAS 1637296-31-1)
- N-[2-(3-Methylphenyl)ethyl]-N-methylamine (CAS 137069-23-9)
- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
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 18665070610 / Nicole.chen@cato-chem.com