ethyl 5-bromo-2-(2-hydroxyethyl)furan-3-carboxylate CAS 2044534-89-4
| CAS No. | 2044534-89-4 |
| Molecular Formula | C9H11BrO4 |
| Molecular Weight | 263.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, ethyl 5-bromo-2-(2-hydroxyethyl)furan-3-carboxylate (C9H11BrO4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 263.09 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies ethyl 5-bromo-2-(2-hydroxyethyl)furan-3-carboxylate (CAS 2044534-89-4), a certified reference material (molecular formula C9H11BrO4, MW 263.09 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), ethyl 5-bromo-2-(2-hydroxyethyl)furan-3-carboxylate 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 | C9H11BrO4 |
| Molecular Weight | 263.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Br-containing |
Related ethyl Standards
- 7-Bromo-2H-pyrazolo[3,4-b]quinolin-3-amine (CAS 1017465-30-3)
- 3-(5-Bromo-1h-indol-3-yl)-3-oxopropanenitrile (CAS 1020722-10-4)
- 4-Bromo-3-cyanoacetylindol (CAS 1171917-27-3)
- 6-Bromo-3-cyanoacetylindol (CAS 1171917-30-8)
- 7-Bromo-3-cyanoacetylindol (CAS 1171917-33-1)
- Ethyl 3-bromo-5-ethoxy-1H-pyrazole-4-carboxylate (CAS 1207431-91-1)
- Ethyl 4-bromo-5-methoxy-1-methyl-1H-pyrazole-3-carboxylate (CAS 1239734-54-3)
- Methyl 3-(4-bromo-1h-pyrazol-1-yl)-2-hydroxy-2-methylpropanoate (CAS 1339895-36-1)
Recommended Standards
- 7-bromo-2-hydroxydibenzofuran (CAS 74423-78-2)
- 3-Amino-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid (CAS 1009094-73-8)
- 6-bromo-4-hydroxy-8-methylquinoline-3-carbonitrile (CAS 67643-41-8)
- 5-(Methoxycarbonyl)pyridine-3-boronic Acid Pinacol Ester (CAS 1025718-91-5)
- 4-Methoxy-3-methylbut-2-enoic acid (CAS 101080-21-1)
- (Z)-2-(1-(3,5-Difluorophenyl)ethylidene)-1,1-dimethylhydrazine (CAS 1937337-09-1)
- 7-Chloro-2,5-dimethyl-3-phenylpyrazolo[1,5-a]pyrimidine (CAS 1144449-18-2)
- (Z)-3-(3-(4-cyclohexylphenyl)-1-phenyl-1H-pyrazol-4-yl)-2-(3,4-dimethoxyphenyl)acrylonitrile (CAS 956608-62-1)
- 5-(4-Chlorophenyl)-2-{[(4-chlorophenyl)methyl]sulfanyl}pyrimidine (CAS 344281-70-5)
- 6-(Benzylthio)-7-ethyl-7H-purine (CAS 21186-49-2)
- 3-(((4-Methoxyphenyl)thio)methyl)-2,3-dihydroimidazo[2,1-b]quinazolin-5(1H)-one (CAS 478032-66-5)
- 3-ethenyl-4-fluoropyridin-2-ol (CAS 2126177-70-4)
- 3-Fluorobutan-1-amine hydrochloride (CAS 1780799-10-1)
- Liraglutide Impurity 20 TFA Salt (CAS CATO-C4X-199220)
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