4-(5-(4-Methoxyphenyl)-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid CAS 332390-97-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 332390-97-3 |
| Molecular Formula | C18H18N2O4S |
| Molecular Weight | 358.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(5-(4-Methoxyphenyl)-3-(thiophen-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid (CAS 332390-97-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H18N2O4S. Molecular weight: 358.41 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H18N2O4S |
| Molecular Weight | 358.41 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxyphenyl Standards
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- (3Z)-3-{[(4-methoxyphenyl)methoxy]imino}-1-phenyl-2,3-dihydro-1H-indol-2-one (CAS 478261-38-0)
- Methyl 1-(2-(5-(4-methoxyphenyl)isoxazol-3-yl)acetyl)piperidine-4-carboxylate (CAS 952986-95-7)
- 2-((6-(2-Methoxyphenyl)pyridazin-3-yl)thio)-N-(thiazol-2-yl)acetamide (CAS 893980-82-0)
- N-(4-Methoxyphenyl)-3-phenyl-5-propylpyrazolo[1,5-a]pyrimidin-7-amine (CAS 890626-72-9)
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- 2-(4-Methoxyphenyl)-1H-imidazo[4,5-b]phenazine 5,10-dioxide (CAS 303059-21-4)
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Recommended Standards
- 4-(3,4-Dimethyl-2,5-dioxo-3-phenylpyrrolidin-1-yl)benzenesulfonamide (CAS 28103-55-1)
- 4,5-Dimethoxy-2-(trimethylsilyl)phenyl Trifluoromethanesulfonate (CAS 866252-52-0)
- 4-(3,4-Dimethoxyphenyl)-3-methyl-1-(phenylsulfonyl)-1H-pyrazole (CAS 321526-10-7)
- 4-(3-Bromophenyl)-1-methyl-1h-pyrazole (CAS 141938-40-1)
- (2S)-2-[(4S)-4,5-Dihydro-4-phenyl-2-oxazolyl]-1-(diphenylphosphino)piperidine (CAS 2757084-46-9)
- 3-(4-Chloro-2-methylphenyl)-2-{[(2,6-dichlorophenyl)sulfanyl]methyl}-3,4-dihydroquinazolin-4-one (CAS 338959-62-9)
- Ethyl 4-(aminomethyl)-1-methylpiperidine-4-carboxylate (CAS 135380-48-2)
- 2-Sulfamoyl-1H-imidazole-4-carboxylic acid (CAS 103054-45-1)
- 1-Benzyl-3-bromo-5-methoxy-1H-1,2,4-triazole (CAS 1415719-60-6)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
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