Pyrazolo[1,5-a]pyridine-7-carbonitrile CAS 319432-36-5
| CAS No. | 319432-36-5 |
| Molecular Formula | C8H5N3 |
| Molecular Weight | 143.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Pyrazolo[1,5-a]pyridine-7-carbonitrile (C8H5N3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 143.15 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Pyrazolo[1,5-a]pyridine-7-carbonitrile (CAS 319432-36-5), molecular formula C8H5N3 and molecular weight 143.15 g/mol, is a CATO reference standard with documented purity and traceability.
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), Pyrazolo[1,5-a]pyridine-7-carbonitrile 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 | C8H5N3 |
| Molecular Weight | 143.15 g/mol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Pyrazolo Standards
- Pyrazolo[1,5-a]pyridine-4-carbonitrile (CAS 1361004-15-0)
- 1H-pyrazolo[3,4-b]pyridin-5-ol (CAS 1256818-99-1)
- 1H-pyrazolo[4,3-d]pyrimidin-7-amine (CAS 13877-56-0)
- 1H-pyrazolo[3,4-b]pyridin-4-ol (CAS 49834-67-5)
- 1H-pyrazolo[3,4-b]pyridin-6-ol (CAS 61514-61-2)
- pyrazolo[1,5-b]pyridazin-6-ol (CAS 2411637-09-5)
- 1H-pyrazolo[3,4-c]pyridin-5-amine (CAS 1049672-75-4)
- 1H-pyrazolo[4,3-c]pyridin-4-amine (CAS 1159829-57-8)
Recommended Standards
- Imidazo[4,5,1-hi]indazole (CAS 65505-39-7)
- Pyrrolo[1,2-b]pyridazine-6-carbonitrile (CAS 2111074-25-8)
- Imidazo[1,5-a]pyridine-3-carbonitrile (CAS 205393-57-3)
- Pyrrolo[1,2-b]pyridazine-7-carbonitrile (CAS 74117-24-1)
- 4-Iodo-1-pentafluoroethyl-2-trifluoromethylbenzene (CAS 1208080-87-8)
- Sultopride (CAS 53583-79-2)
- tert-Butyl 3-(chloromethyl)piperidine-1-carboxylate (CAS 876589-09-2)
- 1-Chloro-4-ethyl-2-methoxybenzene (CAS 289039-32-3)
- 1-((Tetrahydro-2H-pyran-4-yl)methyl)pyrrolidin-3-amine (CAS 1247138-68-6)
- 4-(3-Methoxyphenyl)-6-(4-methylpiperazin-1-yl)-2-phenylpyrimidine-5-carbonitrile (CAS 477853-89-7)
- 6-Chloro-1,2,3,4-tetrahydroisoquinoline (CAS 33537-99-4)
- DMG-PEG 2000 (CAS 1397695-86-1)
- 4,4',4''-(Pyridine-2,4,6-triyl)triisophthalic acid (CAS 2410095-04-2)
- Tirzepatide Impurity 18 (CAS CATO-C4X-324018)
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