3-Hydroxy-4-(4-isopropoxy-3-methylbenzoyl)-1-(2-methoxyethyl)-5-(4-nitrophenyl)-1H-pyrrol-2(5H)-one CAS 371144-21-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 371144-21-7 |
| Molecular Formula | C24H26N2O7 |
| Molecular Weight | 454.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Hydroxy-4-(4-isopropoxy-3-methylbenzoyl)-1-(2-methoxyethyl)-5-(4-nitrophenyl)-1H-pyrrol-2(5H)-one (CAS 371144-21-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H26N2O7. Molecular weight: 454.47 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H26N2O7 |
| Molecular Weight | 454.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
- 2-Hydroxy-2’-(diphenylphosphino)-1,1’-binaphthalene (CAS 199796-91-3)
- α-Hydroxy-3,4-bis(phenylmethoxy)benzeneacetic Acid Phenylmethyl Ester (CAS 113026-97-4)
- 4-Hydroxy-2-[(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)sulfonyl]-4-sulfobiphenyl-3-carboxylic acid (CAS 352022-94-7)
- (S)-3-Hydroxy-2-methoxy-5-((2-(trimethylsilyl)ethoxy)methyl)-7,12-dihydrobenzo[5,6][1,4]diazepino[1,2-b]isoquinoline-6,14(5H,6aH)-dione (CAS 1964489-90-4)
- 2-Hydroxy-2-methyl-3-[3-(trifluoromethyl)benzenesulfonyl]-N-[3-(trifluoromethyl)phenyl]propanamide (CAS 339275-77-3)
- 2-Hydroxy-2-methyl-3-[3-(trifluoromethyl)benzenesulfonyl]-N-[4-(trifluoromethyl)phenyl]propanamide (CAS 338956-14-2)
- 7-Hydroxy Fluphenazine (CAS 33098-48-5)
- (7R)-4-Hydroxy-N,N,N-trimethyl-10-oxo-7-[(1-oxohexyl)oxy]-3,5,9-trioxa-4-phosphapentadecan-1-aminium 4-oxide, inner salt 1,2-Dihexanoyl-sn-glycero-3-phosphocholine 34506-67-7 Dicaproyl-L-|A-lecithin Dihexanoyllecithin L-|A-Dihexanoyllecithin L-|A-Phosphatidylcholine, dicaproyl PC(6:0/6:0) (CAS 34506-67-7)
Recommended Standards
- 3-Bromo-2-(4-bromophenyl)-8-chloro-6-(trifluoromethyl)imidazo[1,2-a]pyridine (CAS 866137-79-3)
- 3-Phenyl-N-({[3-(trifluoromethyl)phenyl]carbamothioyl}amino)-1H-indole-2-carboxamide (CAS 338415-09-1)
- 3-{[3-(benzyloxy)-4-methoxyphenyl]methylidene}-9-oxo-1h,2h,3h,9h-pyrrolo[2,1-b]quinazoline-6-carboxylic acid (CAS 746605-11-8)
- 3-Amino-1-phenylbutan-1-one (CAS 753386-78-6)
- 4-NITRO-2,3-DIHYDRO-1H-INDEN-1-OL (CAS 56124-60-8)
- 1-(3-Fluoro-4-methoxybenzyl)piperidin-4-ol (CAS 1044767-38-5)
- 1-(4-(2-Hydroxy-2-methylpropyl)piperazin-1-yl)-2-methoxyethan-1-one (CAS 1311970-42-9)
- 2,2-Diphenyl-N-propylacetamide (CAS 20461-07-8)
- N-(4-amino-2,6-dichlorophenyl)thiophene-3-carboxamide (CAS 926204-45-7)
- Semaglutide impurity 289 (CAS CATO-C4X-2226289)
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