5-Ethynyl-1H-pyrazolo[3,4-c]pyridine CAS 1374651-97-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1374651-97-4 |
| Molecular Formula | C8H5N3 |
| Molecular Weight | 143.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Ethynyl-1H-pyrazolo[3,4-c]pyridine (CAS 1374651-97-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5N3. Molecular weight: 143.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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.) | 1991 |
| Nitrogen Atoms | 3 |
Related Ethynyl Standards
- 2-Ethynyl-[1,2,4]triazolo[1,5-a]pyridine (CAS 1373338-10-3)
- 4-Ethynyl-1H-pyrazolo[3,4-b]pyridine (CAS 1374651-63-4)
- 7-Ethynyl-1H-pyrazolo[3,4-c]pyridine (CAS 1374651-96-3)
- 4-Ethynyl-1H-pyrazolo[4,3-c]pyridine (CAS 1374652-14-8)
- 6-Ethynyl-1H-pyrazolo[4,3-b]pyridine (CAS 1374652-37-5)
- 7-Ethynyl-1H-pyrazolo[4,3-c]pyridine (CAS 1374652-46-6)
- 7-Ethynyl-1H-pyrazolo[4,3-b]pyridine (CAS 1374652-54-6)
- 6-Ethynyl-1H-pyrazolo[3,4-b]pyridine (CAS 1374652-57-9)
Recommended Standards
- 6-ETHYNYLIMIDAZO[1,2-A]PYRAZINE (CAS 1372096-41-7)
- Imidazo[1,5-a]pyridine-8-carbonitrile (CAS 1369807-21-5)
- Pyrazolo[1,5-a]pyridine-4-carbonitrile (CAS 1361004-15-0)
- (2E)-1,3-Bis(2,5-Dimethoxyphenyl)prop-2-en-1-one (CAS 219298-68-7)
- 2-Bromo-3-cyano-5-(difluoromethyl)isonicotinic acid (CAS 1806999-30-3)
- 5-(Methylthio)-1,3,4-thiadiazole-2-carbaldehyde (CAS 95453-60-4)
- 1-(5-Cyanothiazol-2-yl)-3-(4-methoxyphenyl)urea (CAS 1251710-40-3)
- 5-Methyl-12-oxo-N-phenyl-5H,5aH,6H,7H,8H,9H,10H,12H-azepino[2,1-b]quinazoline-3-carboxamide (CAS 1775442-49-3)
- 2,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-pyridine (CAS 1309443-99-9)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
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