Methyl 5-bromo-1-(oxan-2-yl)-1H-pyrazole-4-carboxylate CAS 1434142-09-2
| CAS No. | 1434142-09-2 |
| Molecular Formula | C10H13BrN2O3 |
| Molecular Weight | 289.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Methyl 5-bromo-1-(oxan-2-yl)-1H-pyrazole-4-carboxylate.
Methyl 5-bromo-1-(oxan-2-yl)-1H-pyrazole-4-carboxylate (CAS 1434142-09-2) is a high-purity analytical reference standard with the molecular formula C10H13BrN2O3 and a molecular weight of 289.13 g/mol.
Based on its molecular formula C10H13BrN2O3, Methyl 5-bromo-1-(oxan-2-yl)-1H-pyrazole-4-carboxylate 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 289.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), Methyl 5-bromo-1-(oxan-2-yl)-1H-pyrazole-4-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 | C10H13BrN2O3 |
| Molecular Weight | 289.13 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
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- 2-(2-Bromo-4-methylphenoxy)pyridine-3-carbonitrile (CAS 1021143-01-0)
- 3-Bromo-6-phenylpyrazolo[1,5-a]pyrimidin-7-amine (CAS 1039364-82-3)
- 2-(5-bromo-2-nitrophenoxy)-N,N-dimethylethan-1-amine (CAS 1072906-04-7)
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- 6-Bromo-2-(pyridin-2-yl)imidazo[1,2-a]pyridin-3-amine (CAS 1216053-90-5)
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Recommended Standards
- 3-(1-(3-Bromophenyl)-1H-pyrrol-2-yl)-3-oxopropanenitrile (CAS 1403567-26-9)
- 2-(3-Bromophenyl)imidazo[1,2-a]pyridin-6-ol (CAS 1447607-76-2)
- 3-(1-(4-Bromophenyl)-1H-pyrrol-2-yl)-3-oxopropanenitrile (CAS 1403564-15-7)
- tert-Butyl 2-(5-bromopyrimidin-2-yl)hydrazinecarboxylate (CAS 1452182-34-1)
- (2E)-3-(2-Chlorophenyl)-2-butenoic Acid Methyl Ester (CAS 1029612-67-6)
- 4-((2-Aminoethyl)amino)-1,2,5-thiadiazole-3-carboxylic acid (CAS 153391-48-1)
- 4,6-Dibromo-2,3-difluoroaniline (CAS 1000574-59-3)
- 1-(4-Methylbenzyl)pyridin-1-ium chloride (CAS 30004-39-8)
- N-(2-Aminoethyl)oleamide phosphate (CAS 100021-80-5)
- 1-(1-(tert-Butoxycarbonyl)piperidin-4-yl)cyclopentane-1-carboxylic acid (CAS 512822-51-4)
- ethyl 2-(2-oxo-2,3-dihydro-1H-indol-1-yl)acetate (CAS 132382-20-8)
- (S)-Dimethyl 2-hydroxysuccinate (CAS 617-55-0)
- Milnacipran Impurity 10 (CAS 96847-52-8)
- Insulin Degludec Impurity 11 (CAS CATO-C4X-215711)
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