1-(1,1-Dioxidotetrahydrothiophen-3-yl)-N-(phenylcarbamoyl)-1H-pyrazole-4-carboxamide CAS 321341-07-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321341-07-5 |
| Molecular Formula | C15H16N4O4S |
| Molecular Weight | 348.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(1,1-Dioxidotetrahydrothiophen-3-yl)-N-(phenylcarbamoyl)-1H-pyrazole-4-carboxamide (CAS 321341-07-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H16N4O4S. Molecular weight: 348.38 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H16N4O4S |
| Molecular Weight | 348.38 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 | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-((4-Nitrophenyl)sulfonyl)-4-(pyridin-2-yl)piperazine (CAS 71422-42-9)
- 2-Amino-4-(3,4-dimethoxyphenethyl)thiazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione (CAS 898132-46-2)
- 1-((2-Nitrophenyl)sulfonyl)-4-(pyridin-2-yl)piperazine (CAS 309277-86-9)
- 5'-Bromo-2'-fluoro-4-methyl-[1,1'-biphenyl]-3-amine (CAS 1541521-18-9)
- Methyl 2-Amino-5-(trifluoromethyl)nicotinate (CAS 1227048-89-6)
- 5-Chlorobenzo[b]thiophene-3-carbonitrile (CAS 16296-79-0)
- Tubeimoside Ⅲ (CAS 115810-13-4)
- 1-(tert-Butyl) 4-ethyl (3S,4R)-3-hydroxypiperidine-1,4-dicarboxylate (CAS 1805790-50-4)
- 5-Amino-4',5'-dihydro-2H,3'H-spiro[benzo[b]thiophene-3,2'-furan] 1,1-dioxide (CAS 2693402-48-9)
- D-Asp9-Tirzepatide (CAS CATO-CPTD788923)
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