1-(4-Methylphenyl)-4-phenyl-3-[(pyrrolidin-1-yl)methyl]azetidin-2-one CAS 551921-49-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 551921-49-4 |
| Molecular Formula | C21H24N2O |
| Molecular Weight | 320.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(4-Methylphenyl)-4-phenyl-3-[(pyrrolidin-1-yl)methyl]azetidin-2-one (CAS 551921-49-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H24N2O. Molecular weight: 320.43 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H24N2O |
| Molecular Weight | 320.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
Related Methylphenyl Standards
- Ethyl 4-[(4-methylphenyl)sulfanyl]-2-(methylsulfanyl)pyrimidine-5-carboxylate (CAS 339019-51-1)
- 4-(4-Methylphenyl)-2-(methylsulfanyl)-1,4-dihydro-5H-indeno[1,2-d]pyrimidin-5-one (CAS 691873-08-2)
- 4-(4-Methylphenyl)-2-{[2-(morpholin-4-yl)ethyl]amino}-4-oxobutanoic acid (CAS 1023947-01-4)
- Tris(4-methylphenyl)phosphine Oxide (CAS 797-70-6)
- 2-(4-Methylphenyl)-6-(morpholin-4-yl)-3,4-dihydroquinazolin-4-one (CAS 421558-80-7)
- 3-(3-Methylphenyl)-N-(4-methylphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483993-83-5)
- N-(2-Methylphenyl)-3-(3-methylphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483993-85-7)
- 5-{[(2-methylphenyl)methyl]sulfanyl}-2H,3H-imidazo[1,2-c]quinazolin-2-one (CAS 478046-11-6)
Recommended Standards
- *SDB-006 (CAS 695213-59-3)
- 1-(Methylsulfonyl)-5-(thiophen-2-yl)-3-(p-tolyl)-4,5-dihydro-1H-pyrazole (CAS 497247-32-2)
- (S)-tert-Butyl 4-benzyl-3-(2-hydroxyethyl)piperazine-1-carboxylate (CAS 2649789-12-6)
- 3-Bromo-6-chloroisobenzofuran-1(3H)-one (CAS 40125-48-2)
- 2-Methyl-3-(tetrahydro-2h-pyran-3-yl)propanoic acid (CAS 1534744-40-5)
- 2’-Methyl-6’-nitroacetanilide (CAS 59907-22-1)
- Methyl 4-amino-3-(tert-butyl)benzoate hydrochloride (CAS 2044702-89-6)
- 4-Chloro-2-((3-chlorobenzyl)amino)thiazole-5-carbonitrile (CAS 866155-94-4)
- 2,3-dihydroxy-3-methylbutanoic Acid (CAS 1756-18-9)
- Semaglutide impurity 76 (CAS CATO-C4X-222676)
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