Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate CAS 5825-71-8
| CAS No. | 5825-71-8 |
| Molecular Formula | C11H10N2O4 |
| Molecular Weight | 234.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 234.21 g/mol gives Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate (CAS 5825-71-8), molecular formula C11H10N2O4 and molecular weight 234.21 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H10N2O4, Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate 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 234.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate 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.
Physical & Chemical Properties
| Molecular Formula | C11H10N2O4 |
| Molecular Weight | 234.21 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 methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Diethyl ((diethylamino)methyl)phosphonate (CAS 995-14-2)
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- Didanosine EP Impurity F (CAS 42867-68-5)
- Ethyl 2,4-dihydroxy-1,7-naphthyridine-3-carboxylate (CAS 54920-75-1)
- 1,2,4,5-tetrachloro-3-isothiocyanatobenzene 2,3,5,6-Tetrachlorophenyl isothiocyanate 22133-95-5 (CAS 22133-95-5)
- 4-Amino-N-methylbutanamide hydrochloride (CAS 173336-88-4)
- 2-Chloro-N-cyclohexylbenzamide (CAS 59507-54-9)
- 2-Oxopropyl 2-aminobenzoate (CAS 130627-09-7)
- n-(Adamantan-1-yl)hydrazinecarboxamide (CAS 26496-36-6)
- (2e)-3-(4-Methanesulfonamidophenyl)prop-2-enoic acid (CAS 215258-35-8)
- 4-(Pyridin-3-yl)thiophen-2-amine (CAS 1215196-41-0)
- (6R,7R,8S,9S)-6-(Hydroxymethyl)-3,4,6,7,8,9-hexahydro-2H-pyrido[1,2-a]pyrimidine-7,8,9-triol (CAS 675130-38-8)
- 4-(4-Chlorothiazol-2-yl)morpholine (CAS 848841-68-9)
- Semaglutide Impurity 167 (CAS CATO-C4X-2226167)
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