3-((Methylsulfonyl)methyl)-1,2,4-oxadiazole-5-carboxylic acid CAS 1850326-59-8
| CAS No. | 1850326-59-8 |
| Molecular Formula | C5H6N2O5S |
| Molecular Weight | 206.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3-((Methylsulfonyl)methyl)-1,2,4-oxadiazole-5-carboxylic acid (CAS 1850326-59-8), molecular formula C5H6N2O5S and molecular weight 206.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H6N2O5S, 3-((Methylsulfonyl)methyl)-1,2,4-oxadiazole-5-carboxylic acid contains a carbohydrate-derived structure, an amide group, a sulfone group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 206.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 3-((Methylsulfonyl)methyl)-1,2,4-oxadiazole-5-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H6N2O5S |
| Molecular Weight | 206.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methylsulfonyl Standards
- 2-(Methylsulfonyl)thiophene-3-carboxylic acid (CAS 71154-33-1)
- 1-(Methylsulfonyl)cyclohexane-1-carboxylic acid (CAS 1249262-30-3)
- 1-(4-(Methylsulfonyl)piperazin-1-yl)ethan-1-one (CAS 1342578-40-8)
- 3-(Methylsulfonyl)-9-oxa-3,7-diazabicyclo[3.3.1]Nonane (CAS 1422140-49-5)
- 1-(2-(Methylsulfonyl)ethyl)cyclobutane-1-carboxylic acid (CAS 1519916-41-6)
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- 4-[[(Methylsulfonyl)oxy]methyl]cyclohexanone (CAS 1598384-36-1)
- 2-(Methylsulfonyl)naphthalene (CAS 35330-75-7)
Recommended Standards
- (Isoxazol-4-ylsulfonyl)glycine (CAS 1706455-07-3)
- (E)-1,1,1-Trifluoro-4-(thiophen-2-yl)but-3-en-2-one (CAS 209967-65-7)
- 1-methyl-4-nitro-1H-pyrazole-3-sulfonamide 1700454-40-5 (CAS 1700454-40-5)
- 1-Methyl-4-nitro-1H-imidazole-5-sulfonamide (CAS 6339-55-5)
- (4-Methoxy-2-methylbenzyl)amine hydrochloride (CAS 856627-60-6)
- N-Ethyl-2-iodo-3-methylbenzamide (CAS 887234-47-1)
- rel-(1S,2S,3S,4S)-5-Oxobicyclo[2.2.1]heptane-2,3-dicarboxylic acid (CAS 42392-43-8)
- Sulfadoxine Impurity 8 (CAS 2247-57-6)
- 3-Oxo-1,3-dihydroisobenzofuran-4-carbonitrile (CAS 1378671-50-1)
- 2-[2-(2-t-Boc-aminoethoxy)ethoxy]ethanol (CAS 139115-92-7)
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- 1-Methylimidazo[1,5-a]pyridine-3-carbothioamide (CAS 1516664-33-7)
- 4-Hydroxybutanimidamide Hydrochloride (CAS 1803587-57-6)
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