5-(4-Methoxyphenyl)-1-phenyl-4-(phenylsulfonyl)-1H-pyrazole CAS 318951-69-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 318951-69-8 |
| Molecular Formula | C22H18N2O3S |
| Molecular Weight | 390.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Methoxyphenyl)-1-phenyl-4-(phenylsulfonyl)-1H-pyrazole (CAS 318951-69-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H18N2O3S. Molecular weight: 390.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H18N2O3S |
| Molecular Weight | 390.45 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxyphenyl Standards
- (3-(((4-Methoxyphenyl)sulfinyl)methyl)benzofuran-2-yl)(phenyl)methanone (CAS 339275-70-6)
- 3,4-Bis(4-methoxyphenyl)-1-(thiophene-2-carbonyl)-1H-pyrazole (CAS 955964-56-4)
- 6-(4-Methoxyphenyl)-3,4-dihydro-8H-spiro[cyclohexane-1,2-pyrano[3,2-g]chromen]-8-one hydrazone (CAS 939892-94-1)
- 9,10-Bis(4-methoxyphenyl)anthracene (CAS 24672-76-2)
- 3-[(4-Methoxyphenyl)methyl]-3,21-diazapentacyclo[11.8.0.0^{2,10}.0^{4,9}.0^{15,20}]henicosa-1(21),2(10),4(9),5,7,13,15(20),16,18-nonaene (CAS 860783-82-0)
- 1-(5-((4-Methoxyphenyl)carbamoyl)-1,3,4-thiadiazole-2-carbonyl)piperidine-3-carboxylic acid (CAS 1142210-30-7)
- 4-((4-(2-Methoxyphenyl)-6-(trifluoromethyl)pyrimidin-2-yl)thio)butanoyl chloride (CAS 870149-19-2)
- Tris(4-methoxyphenyl)gallium (CAS 58448-03-6)
Recommended Standards
- 4-Methoxy-N-(2-oxo-2-(2-phenylmorpholino)ethyl)benzenesulfonamide (CAS 954038-85-8)
- 7-(Triphenylphosphoranylidene)heptanoic acid (CAS 52956-94-2)
- 4-((5-(4-Ethylphenyl)-4-oxothieno[2,3-d]pyrimidin-3(4H)-yl)methyl)benzoic acid (CAS 634165-43-8)
- N-(5-fluoro-2-methylphenyl)tetrahydro-2H-thiopyran-3-amine (CAS 1342044-81-8)
- N-hydroxy-2-(4-oxo-2-(thiophen-2-yl)pyrazolo[1,5-a]pyrazin-5(4H)-yl)acetimidamide (CAS 1255791-12-8)
- Ethyl 4-hydroxy-3-methyl-2-phenylthieno[2,3-b]pyridine-5-carboxylate (CAS 174072-80-1)
- 4-Methoxy-5-nitro-[1,1-biphenyl]-3-carboxylic acid (CAS 1261915-75-6)
- 3-Bromo-6-isopropyl-5-methylpyrazolo[1,5-a]pyrimidin-7(4H)-one (CAS 1935819-87-6)
- 1-Methyl-N-(tetrahydro-2H-thiopyran-3-yl)-1H-pyrazol-3-amine (CAS 1342977-32-5)
- Ginseng Tetrapeptide (CAS 178553-95-2)
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