2,3-Dihydro-1H-1,2,4-triazole-3-sulfonamide CAS 99552-33-7
| CAS No. | 99552-33-7 |
| Molecular Formula | C2H6N4O2S |
| Molecular Weight | 150.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,3-Dihydro-1H-1,2,4-triazole-3-sulfonamide (CAS 99552-33-7), a certified reference material (molecular formula C2H6N4O2S, MW 150.16 g/mol) for analytical method development and quality control.
2,3-Dihydro-1H-1,2,4-triazole-3-sulfonamide (C2H6N4O2S) 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2,3-Dihydro-1H-1,2,4-triazole-3-sulfonamide 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 | C2H6N4O2S |
| Molecular Weight | 150.16 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 | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Dihydro Standards
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Recommended Standards
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- aluminum sulfide (CAS 1302-81-4)
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- 2-(Furan-2-yl)-5-phenyl-1,3,4-oxadiazole (CAS 14093-97-1)
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- 1-(4-Methoxybenzyl)-1H-pyrazole-3-carboxylic acid (CAS 1262849-25-1)
- 6-Methyl-2-(thiophene-2-carboxamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylic acid (CAS 315679-26-6)
- 6-Fluoro-2-methylquinoline-4-thiol (CAS 15912-64-8)
- Regadenoson Impurity 7 (CAS CATO-C4X-19857)
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- 2-Chloro-3'-(trifluoromethyl)-[1,1'-biphenyl]-3-amine (CAS 1261547-75-4)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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