Methyl 6,7-dihydro-5H-cyclopenta[b]pyridine-2-carboxylate CAS 221137-08-2
| CAS No. | 221137-08-2 |
| Molecular Formula | C10H11NO2 |
| Molecular Weight | 177.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Methyl 6,7-dihydro-5H-cyclopenta[b]pyridine-2-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Methyl 6,7-dihydro-5H-cyclopenta[b]pyridine-2-carboxylate (CAS 221137-08-2) is a high-purity analytical reference standard with the molecular formula C10H11NO2 and a molecular weight of 177.20 g/mol.
Based on its molecular formula C10H11NO2, Methyl 6,7-dihydro-5H-cyclopenta[b]pyridine-2-carboxylate contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 177.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H11NO2 |
| Molecular Weight | 177.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 3-Ethyl 6-methyl 4-(methylamino)quinoline-3,6-dicarboxylate (CAS 1215571-60-0)
- 7-(3-(Chlorodimethylsilyl)propoxy)-4-methyl-2H-chromen-2-one (CAS 129119-77-3)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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