5-Methanesulfonyl-4h-1,2,4-triazol-3-amine CAS 88982-32-5
| CAS No. | 88982-32-5 |
| Molecular Formula | C3H6N4O2S |
| Molecular Weight | 162.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5-Methanesulfonyl-4h-1,2,4-triazol-3-amine (CAS 88982-32-5) is a high-purity analytical reference standard with the molecular formula C3H6N4O2S and a molecular weight of 162.17 g/mol.
5-Methanesulfonyl-4h-1,2,4-triazol-3-amine (C3H6N4O2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 5-Methanesulfonyl-4h-1,2,4-triazol-3-amine 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 | C3H6N4O2S |
| Molecular Weight | 162.17 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Methanesulfonyl Standards
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Recommended Standards
- 5-Amino-1H-imidazole-4-sulfonamide (CAS 61006-94-8)
- Butyl ethenyl(methyl)phosphinate (CAS 5238-94-8)
- 4-Methyl-1H-imidazole-5-sulfonic acid (CAS 6307-14-8)
- Hydroxy(1H-imidazol-2-yl)methanesulfinic acid (CAS 950820-61-8)
- Ethyl 6-ethoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 127285-44-3)
- Methyl 2-hydroxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1073371-99-9)
- Naphthalene-1,5-dicarbaldehyde (CAS 7141-15-3)
- 3,4-Bis(4-methoxyphenyl)-5-methylisoxazole (CAS 78967-05-2)
- 3-(1H-Pyrazol-3-yl)indolizine-1-carboxylic acid (CAS 1263180-59-1)
- tert-Butyl 2,6-dioxo-4-(4-(trifluoromethyl)phenyl)-1,3-oxazinane-3-carboxylate (CAS 886362-59-0)
- tert-Butyl 3-amino-3-(3-chlorophenyl)piperidine-1-carboxylate (CAS 1823564-46-0)
- 4-Chloroisatin (CAS 6344-05-4)
- (3-Methylpyridin-2-yl)(4-propoxyphenyl)methanone (CAS 1187164-40-4)
- Endo-Gly29-Tirzepatide (CAS CATO-CPTD788685)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com