Pyrazine-2-sulfonyl fluoride CAS 2090368-34-4
| CAS No. | 2090368-34-4 |
| Molecular Formula | C4H3FN2O2S |
| Molecular Weight | 162.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 162.14 g/mol gives Pyrazine-2-sulfonyl fluoride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Pyrazine-2-sulfonyl fluoride (CAS 2090368-34-4) is a high-purity analytical reference standard with the molecular formula C4H3FN2O2S and a molecular weight of 162.14 g/mol.
Structurally, Pyrazine-2-sulfonyl fluoride (C4H3FN2O2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. 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 162.14 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), Pyrazine-2-sulfonyl fluoride 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 | C4H3FN2O2S |
| Molecular Weight | 162.14 g/mol |
| 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 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Pyrazine Standards
- Pyrazine-2-sulfonic acid (CAS 139263-49-3)
- 1,1'-(Pyrazine-2,6-diyl)diethanone (CAS 132855-06-2)
- 1,1'-(Pyrazine-2,5-diyl)bis(ethan-1-one) (CAS 39248-49-2)
- Pyrazine-2-sulfonamide (CAS 1195533-51-7)
- Pyrazine-2,3-dicarboxamide (CAS 6164-78-9)
- Pyrazine-2,5-dicarboxamide (CAS 41110-27-4)
- Pyrazine,2-methoxy-6-(1-methylpropyl)- (CAS 30712-68-6)
- Pyrazine-2,6-dicarboxylic acid (CAS 940-07-8)
Recommended Standards
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- Pyrimidine-2-sulfonyl fluoride (CAS 35762-87-9)
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- 1-(4-methoxybutyl)piperidin-4-amine dihydrochloride (CAS 1803586-10-8)
- 2-Ethoxyacetohydrazide hydrochloride (CAS 1049750-42-6)
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- 4-(Difluoromethoxy)-2-fluoro-1-iodobenzene (CAS 1261478-98-1)
- Trimethyl(2-methyl-1H-inden-1-yl)silane (CAS 42466-59-1)
- (2E)-1-(4-Bromophenyl)-3-(2-fluorophenyl)prop-2-en-1-one (CAS 297138-53-5)
- (1R,2R)-N1-Boc-cyclopropane-1,2-diamine (CAS 1332761-28-0)
- Plerixafor Impurity 22 (CAS CATO-C4X-113322)
- triethyl(hept-6-en-1-yn-1-yl)silane (CAS 1803561-10-5)
- Peptide 438 (CAS CATO-CPTD788438)
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