3-(4-(Benzo[d]oxazol-2-yl)-1H-pyrazol-1-yl)tetrahydrothiophene 1,1-dioxide CAS 321571-61-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321571-61-3 |
| Molecular Formula | C14H13N3O3S |
| Molecular Weight | 303.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(4-(Benzo[d]oxazol-2-yl)-1H-pyrazol-1-yl)tetrahydrothiophene 1,1-dioxide (CAS 321571-61-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H13N3O3S. Molecular weight: 303.34 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H13N3O3S |
| Molecular Weight | 303.34 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Benzo Standards
- 2-(Benzo[d]oxazol-2-ylthio)-N-((5-methylisoxazol-3-yl)methyl)acetamide (CAS 1251560-95-8)
- (1H-benzo[d][1,2,3]triazol-1-yl)methyl 4-methylbenzenesulfonate (CAS 302931-53-9)
- (E)-2-(benzo[d][1,3]dioxol-5-yl)-N-phenylethene-1-sulfonamide (CAS 180524-36-1)
- 4-(1H-Benzo[d]imidazol-2-yl)-N-(2-methoxyethyl)piperazine-1-carboxamide (CAS 1208468-03-4)
- 2-(1H-Benzo[d]imidazol-2-yl)-3-(4-propoxyphenyl)acrylonitrile (CAS 302552-90-5)
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(5-(tert-butyl)isoxazol-3-yl)urea (CAS 852671-26-2)
- N-(5-(Benzo[d][1,3]dioxol-5-ylmethyl)-1,3,4-oxadiazol-2-yl)pivalamide (CAS 922123-16-8)
- N-(Benzo[d]thiazol-2-yl)-2-(2,4-dimethylthiazol-5-yl)acetamide (CAS 1234895-07-8)
Recommended Standards
- 2-Oxo-N-(p-tolyl)-2,3-dihydro-1H-benzo[d]imidazole-5-sulfonamide (CAS 865613-84-9)
- 3-[(4-Aminophenyl)thio]-1-(5-methylisoxazol-3-yl)-pyrrolidine-2,5-dione (CAS 931291-42-8)
- 2-Methyl-5-((phenylsulfonyl)methyl)pyrazolo[1,5-a]pyrimidin-7(1H)-one (CAS 691868-63-0)
- 3-Phenyl-4-(phenylsulfonyl)-4,5-dihydro-3H-pyrazole (CAS 93733-24-5)
- 4-Chloro-N-(2-(diethylamino)ethyl)benzamide (CAS 2852-23-5)
- 4-Bromo-1-(propan-2-yl)-1h-pyrazole-3-carboxylic acid (CAS 1006451-37-1)
- 3-(4-Chlorophenyl)propanimidamide hydrochloride (CAS 1102374-40-2)
- (2,4,5-Trimethylphenyl)methanesulfonyl chloride (CAS 1251227-56-1)
- Omadacycline Impurity 34 (CAS CATO-C4X-285734)
- Semaglutide Impurity 138 (CAS CATO-C4X-2226138)
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 13829788188 / jacky.chen@cato-chem.com