5-Propyl-1,3,4-oxadiazole-2-sulfonamide CAS 98071-53-5
| CAS No. | 98071-53-5 |
| Molecular Formula | C5H9N3O3S |
| Molecular Weight | 191.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Propyl-1,3,4-oxadiazole-2-sulfonamide (CAS 98071-53-5), molecular formula C5H9N3O3S and molecular weight 191.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-Propyl-1,3,4-oxadiazole-2-sulfonamide (C5H9N3O3S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 191.21 g/mol, it falls into the medium-molecular-weight range. 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).
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 5-Propyl-1,3,4-oxadiazole-2-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 | C5H9N3O3S |
| Molecular Weight | 191.21 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Propyl Standards
- 5-Benzyl-[1,3,4]oxadiazole-2-thiol (CAS 23288-90-6)
- 3-Phenyl-1,2,4-oxadiazole-5-carboxylic acid (CAS 400716-17-8)
- 5-Phenyl-1,2,4-oxadiazole-3-carboxylic acid (CAS 37937-62-5)
- 5-Phenyl-1,3,4-oxadiazole-2-carboxylic acid (CAS 99066-76-9)
- 5-Phenyl-1,3,4-oxadiazole-2-carboxamide (CAS 68496-74-2)
- 3-Benzyl-1,2,4-oxadiazole-5-carbaldehyde (CAS 103499-30-5)
- 3-Benzyl-1,2,4-oxadiazole-5-carboxylic acid (CAS 1159694-86-6)
- 5-Benzyl-1,2,4-oxadiazole-3-carboxylic acid (CAS 19706-09-3)
Recommended Standards
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- 6-methylsulfanyl-1H-pyrazolo[3,4-d]pyrimidine-4-carbonitrile (CAS 2866167-72-6)
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- 2-Acetamido-4-hydroxybenzoic acid (CAS 99358-07-3)
- 2-Amino-5-benzyl-6-methylpyrimidin-4(3H)-one (CAS 23942-11-2)
- 2-{[(4-fluorophenyl)carbamoyl]amino}pentanedioic acid (CAS 1396962-47-2)
- 1-Tert-butyl-6-cyclopropyl-3-methyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1118787-47-5)
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