1-(4-(5-Bromonicotinoyl)piperazin-1-yl)ethan-1-one CAS 721434-29-3
| CAS No. | 721434-29-3 |
| Molecular Formula | C12H14BrN3O2 |
| Molecular Weight | 312.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(4-(5-Bromonicotinoyl)piperazin-1-yl)ethan-1-one 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.
1-(4-(5-Bromonicotinoyl)piperazin-1-yl)ethan-1-one (CAS 721434-29-3), molecular formula C12H14BrN3O2 and molecular weight 312.16 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H14BrN3O2, 1-(4-(5-Bromonicotinoyl)piperazin-1-yl)ethan-1-one 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 312.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
Physical & Chemical Properties
| Molecular Formula | C12H14BrN3O2 |
| Molecular Weight | 312.16 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromonicotinoyl Standards
- 2-(5-Bromonicotinoyl)phenyl acetate (CAS 898766-26-2)
- 3-(5-Bromonicotinoyl)phenyl acetate (CAS 898766-29-5)
- n-(5-Bromonicotinoyl)-n-cyclopropylglycine (CAS 1183682-69-0)
- (5-Bromonicotinoyl)proline (CAS 126581-82-6)
- (5-Bromonicotinoyl)serine (CAS 1397007-19-0)
- 5-Bromonicotinoyl chloride (CAS 39620-02-5)
- 6-Bromonicotinoyl chloride (CAS 740841-42-3)
Recommended Standards
- 1-(3-Bromobenzoyl)piperidine-4-carboxylic acid (CAS 889952-10-7)
- 1-(4-Bromobenzoyl)piperidine-4-carboxylic Acid (CAS 693237-87-5)
- 1-(3-Bromo-1-(4-methoxybenzyl)-1H-1,2,4-triazol-5-yl)ethan-1-ol (CAS 2795110-22-2)
- 2-(4-(2-(Difluoromethoxy)propan-2-yl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2477877-10-2)
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- 5-Ethyl-1-(4-methylphenyl)-1h-pyrazole-4-carboxylic acid (CAS 1002185-78-5)
- 4-Ethoxy-6-phenyl-1,4,5,6-tetrahydropyrimidin-2-amine (CAS 767599-31-5)
- 8-Methoxyisoquinoline (CAS 1723-70-2)
- 3-Bromo-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine (CAS 903130-08-5)
- 4-Chloro-6-(4-nitrophenyl)-7H-pyrrolo[2,3-d]pyrimidine (CAS 187724-90-9)
- 2-(4-Amino-2-(difluoromethyl)-6-(trifluoromethyl)pyridin-3-yl)acetic acid (CAS 1805348-63-3)
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- Suzetrigine Impurity 5 (CAS CATO-C4X-33696)
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