Lithium salt 2-pyrazin-2-ylacetic acid CAS 1803601-33-3
| CAS No. | 1803601-33-3 |
| Molecular Formula | C6H5N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Lithium salt 2-pyrazin-2-ylacetic acid 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.
Lithium salt 2-pyrazin-2-ylacetic acid (CAS 1803601-33-3) is a high-purity analytical reference standard with the molecular formula C6H5N2O2Li and a molecular weight of 144.06 g/mol.
Based on its molecular formula C6H5N2O2Li, Lithium salt 2-pyrazin-2-ylacetic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 144.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C6H5N2O2 Li |
| Molecular Weight | 144.06 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
Related Lithium Standards
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- Lithium ((2R,3S,4R,5R)-5-(6-amino-8-((6-aminohexyl)amino)-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl phosphate (CAS 102029-82-3)
- Lithium (2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(phosphonatooxy)tetrahydro-2H-pyran-2-carboxylate (CAS 103192-54-7)
- Lithium sulfate (CAS 10377-48-7)
- Lithium iodide (CAS 10377-51-2)
- Lithium phosphate (CAS 10377-52-3)
- Lithium triisopropyl 2-(6-methoxypyridyl)borate (CAS 1048030-47-2)
Recommended Standards
- Methyl 5-bromo-2-methyl-3-(trifluoromethyl)benzoate (CAS 2167876-85-7)
- 1-(4-Amino-1,2,5-oxadiazol-3-yl)-2-bromoethanone (CAS 172469-62-4)
- Diethyl 6-chloroquinoline-2,3-dicarboxylate (CAS 92525-74-1)
- 1-Fluoro-1,2,2-trichloroethane (CAS 359-28-4)
- 2-{1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-1H-indol-2-yl}-N-({[3-(trifluoromethyl)phenyl]carbamothioyl}amino)acetamide (CAS 337920-23-7)
- 2-{[(2-chloro-1,3-thiazol-5-yl)methyl]sulfanyl}pyridin-1-ium-1-olate (CAS 478246-66-1)
- 2-Chloro-N-[2-(3-methylphenoxy)ethyl]acetamide (CAS 50911-71-2)
- 4-Chloro-3-(2-methylphenyl)propiophenone (CAS 898789-44-1)
- 1-(4-Chlorophenyl)-2-oxo-1,2,4,5-tetrahydro-3H-pyrimido[5,4-b]indole-3-carbaldehyde (CAS 811795-24-1)
- (Des-Gly2)-Exenatide trifluoroacetate salt (CAS 1678416-78-8)
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