1-(Oxan-4-yl)-1h-pyrazole-4-sulfonyl chloride CAS 1340488-60-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1340488-60-9 |
| Molecular Formula | C8H11ClN2O3S |
| Molecular Weight | 250.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(Oxan-4-yl)-1h-pyrazole-4-sulfonyl chloride (CAS 1340488-60-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H11ClN2O3S. Molecular weight: 250.70 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H11ClN2O3S |
| Molecular Weight | 250.70 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Methoxy-5-(methoxymethyl)benzene-1-sulfonyl chloride (CAS 1291493-83-8)
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- 5-Fluoro-1-benzothiophene-2-sulfonyl chloride (CAS 128851-97-8)
- Hexaamminenickel(II) bromide (CAS 13601-55-3)
- 3-(1,3-Diphenyl-1H-pyrazol-5-yl)-6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a]azepine (CAS 956753-89-2)
- 3-Methyl-2-(prop-2-yn-1-ylthio)thieno[3,2-d]pyrimidin-4(3H)-one (CAS 338779-13-8)
- 1,2-Diphenyl-1-[4-[2-(dimethylamino)ethoxy]phenyl]butane-1,4-diol (CAS 141854-25-3)
- cis-Hexahydropyrrolo[3,4-c]pyrrol-1(2H)-one hydrochloride (CAS 2206134-91-8)
- 4-(N-Butyl-N-methylsulfamoyl)-N-(thiazol-2-yl)benzamide (CAS 683761-25-3)
- Nonapeptide-1 (CAS 158563-45-2)
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