1-{1-[(4-methylphenyl)methyl]-5-oxopyrrolidine-3-carbonyl}piperidine-4-carboxylic acid CAS 1291861-89-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1291861-89-6 |
| Molecular Formula | C19H24N2O4 |
| Molecular Weight | 344.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-{1-[(4-methylphenyl)methyl]-5-oxopyrrolidine-3-carbonyl}piperidine-4-carboxylic acid (CAS 1291861-89-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H24N2O4. Molecular weight: 344.40 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H24N2O4 |
| Molecular Weight | 344.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2,5-Anhydro-3,4-dibenzyl-D-glucitol (CAS 129115-89-5)
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- Formoterol (Mixture of Diastereomers) (CAS 128954-45-0)
- (4-(Pyrimidin-2-yl)piperazin-1-yl)(thiophen-2-yl)methanone (CAS 256417-26-2)
- 2-Cyano-n-[4-(2,5-dimethylphenyl)-1,3-thiazol-2-yl]acetamide (CAS 851169-25-0)
- Pcb No. 26 (CAS 38444-81-4)
- 3,4A,4a1,5,6,7,7a,12b-octahydro-2H-chromeno[4',3',2':4,5]thiochromeno[2,3-d]thiazol-2-one (CAS 1212181-86-6)
- Belumosudil Impurity 40 (CAS 2988752-00-5)
- Eplerenone USP RC F (CAS CATO-C4X-163030)
- Des-Gly29,30-Tirzepatide (CAS CATO-CPTD788944)
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