3-Isoxazolecarboxylicacid, 5-(4-bromophenyl)-, ethyl ester 33277-15-5 CTK4H0310 CAS 33277-15-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33277-15-5 |
| Molecular Formula | C12H20BrNO3 |
| Molecular Weight | 306.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Isoxazolecarboxylicacid, 5-(4-bromophenyl)-, ethyl ester 33277-15-5 CTK4H0310 (CAS 33277-15-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H20BrNO3. Molecular weight: 306.20 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H20BrNO3 |
| Molecular Weight | 306.20 g/mol |
| Appearance | 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1966 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Isoxazolecarboxylicacid Standards
- 3-Isoxazolecarboxylicacid, 5-(4-chlorophenyl)-, hydrazide 91587-71-2 CTK3I6048 (CAS 91587-71-2)
- 150517-80-9 3-Isoxazolecarboxylicacid, 5-(2-methylpropyl)- ACMC-20eais (CAS 150517-80-9)
- 3-methyl-5-Isoxazolecarboxylicacid ethyl ester (CAS 63366-79-0)
- 5-methyl-4-Isoxazolecarboxylicacid methyl ester (CAS 100047-54-9)
Recommended Standards
- tert-Butyl 4-(1-bromo-2-oxoethyl)piperidine-1-carboxylate (CAS 301221-63-6)
- 35975-57-6 8-Bromo-4-hydroxy-quinoline-3-carboxylic acid ethyl ester BB 0222297 (CAS 35975-57-6)
- tert-butyl 2-bromo-6,7-dihydro-5H-pyrazolo[1,5-a]pyrimidine-4-carboxylate (CAS 2167954-27-8)
- Entecavir Impurity 45 (CAS 1803833-41-1)
- (4'-Methyl-[1,1'-biphenyl]-4-yl)methanamine hydrochloride (CAS 1173246-91-7)
- Boc-Met-Pro-OH (CAS 116939-85-6)
- 2,4,4-Trimethyl-2-pentenal (CAS 53907-61-2)
- 4-(3-(Hydroxymethyl)isoxazol-5-yl)-3-methylphenol (CAS 2644031-03-6)
- 1-Methoxybutane-2-sulfonyl chloride (CAS 1339022-44-4)
- Pancreatic Polypeptide (bovine) (CAS 179986-89-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com