Ethyl 3-(5-bromofuran-2-yl)-1H-1,2,4-triazole-5-carboxylate CAS 1342987-44-3
| CAS No. | 1342987-44-3 |
| Molecular Formula | C9H8BrN3O3 |
| Molecular Weight | 286.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 286.08 g/mol gives Ethyl 3-(5-bromofuran-2-yl)-1H-1,2,4-triazole-5-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl 3-(5-bromofuran-2-yl)-1H-1,2,4-triazole-5-carboxylate (CAS 1342987-44-3), molecular formula C9H8BrN3O3 and molecular weight 286.08 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution, Ethyl 3-(5-bromofuran-2-yl)-1H-1,2,4-triazole-5-carboxylate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 286.08 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Ethyl 3-(5-bromofuran-2-yl)-1H-1,2,4-triazole-5-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 | C9H8BrN3O3 |
| Molecular Weight | 286.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- Ethyl 3-(5-bromofuran-2-yl)-1,2,4-oxadiazole-5-carboxylate (CAS 924858-82-2)
- 2-(5-Bromofuran-2-yl)-4-chloro-5,6-dimethylpyrimidine (CAS 1182956-76-8)
- 5-(5-Bromofuran-2-yl)-4-isopropyl-4H-1,2,4-triazole-3-thiol (CAS 861444-27-1)
- 5-(5-Bromofuran-2-yl)-4-propyl-4H-1,2,4-triazole-3-thiol (CAS 861444-26-0)
- N-((5-bromofuran-2-yl)methyl)-2-(methylsulfonyl)ethan-1-amine (CAS 845658-68-6)
- Methyl 2-(5-bromofuran-2-carboxamido)-2-methylpropanoate (CAS 1181875-12-6)
- 2-(5-Bromofuran-2-yl)-2,3-dihydrobenzofuran-5-carbonitrile (CAS 851777-31-6)
- 5-((5-Bromofuran-2-yl)methylene)-2-thioxothiazolidin-4-one (CAS 75617-19-5)
Recommended Standards
- 5-((1,4-Diazepan-1-yl)sulfonyl)isoquinoline xhydrochloride (CAS 133337-43-6)
- 3-(6-Bromo-2-oxobenzo[d]oxazol-3(2H)-yl)propanoic acid (CAS 13610-61-2)
- Ethyl 2-bromo-7-oxo-4,7-dihydropyrazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1203705-56-9)
- Methyl 6-bromo-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylate (CAS 141761-85-5)
- 2-(Azepan-1-yl)acetohydrazide 7408-07-3 (CAS 7408-07-3)
- 3,3',6,6'-Tetramethoxy-4,4'-bipyridazine (CAS 1799499-67-4)
- 4-Bromo-6-(4-methylpiperazin-1-yl)pyrimidine (CAS 1209458-43-4)
- Dimethyl 2-(2,4-dinitrophenyl)-2-methylmalonate (CAS 861209-84-9)
- Methyl 4-methyl-3-(prop-2-en-1-yl)benzoate (CAS 1021535-52-3)
- 1-(Ethyl(methyl)amino)cyclopentane-1-carbonitrile (CAS 1255147-38-6)
- 1-(3-Fluoro-2-nitrophenyl)ethan-1-one (CAS 1214346-37-8)
- 5,5-Dimethyl-3-((2-nitrophenyl)amino)cyclohex-2-en-1-one (CAS 61997-83-9)
- N-(3-bromophenyl)-1-methyl-1H-pyrazole-4-carboxamide (CAS 1015523-68-8)
- Xenopsin-Related Peptide 2 (XP-2) (H-9340.0005) (CAS 117442-29-2)
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