4-(Phenylsulfonyl)benzonitrile CAS 28525-13-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28525-13-5 |
| Molecular Formula | C13H9NO2S |
| Molecular Weight | 243.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Phenylsulfonyl)benzonitrile (CAS 28525-13-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H9NO2S. Molecular weight: 243.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H9NO2S |
| Molecular Weight | 243.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- N,N-Dimethyl-N'-(6-methyl-1,3-benzothiazol-2-yl)ethane-1,2-diamine (CAS 1105194-97-5)
- 3-Fluoro-4-(2-isopropylpyrrolidin-1-yl)aniline dihydrochloride (CAS 1432679-70-3)
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- Benzyldodecyldimethylammonium Bromide (CAS 7281-04-1)
- 3-(6-methylpyridine-3-carbonyl)-4H,5H,6H-cyclopenta[b]thiophen-2-amine (CAS 1803610-67-4)
- 4-Hydroxy-2-phenylquinoline-3-carboxylic acid (CAS 13180-35-3)
- (Thr(PO3H2)231)-Tau Peptide (225-237) trifluoroacetate salt (CAS 1670270-09-3)
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