2-Chloropyrazolo[1,5-a]pyridine CAS 60637-33-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 60637-33-4 |
| Molecular Formula | C7H5ClN2 |
| Molecular Weight | 152.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloropyrazolo[1,5-a]pyridine (CAS 60637-33-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H5ClN2. Molecular weight: 152.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H5ClN2 |
| Molecular Weight | 152.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloropyrazolo Standards
- 5-Chloropyrazolo[1,5-a]pyridine (CAS 1101120-47-1)
- 3-Chloropyrazolo[1,5-a]pyridine (CAS 1799439-18-1)
- 6-Chloropyrazolo[1,5-a]pyridine (CAS 894095-29-5)
- Methyl 5-Chloropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1224944-51-7)
- 6-chloropyrazolo[1,5-a]pyrimidine (CAS 2024538-64-3)
- 6-Chloropyrazolo[1,5-b]pyridazine (CAS 2089381-06-4)
- 7-Chloropyrazolo[1,5-α]pyrimidine (CAS 58347-49-2)
- 4-Chloropyrazolo[1,5-a][1,3,5]triazine (CAS 1420624-64-1)
Recommended Standards
- 2-Chloro-imidazo[1,2-a]pyridine (CAS 874373-51-0)
- 3-(Chloromethyl)isonicotinonitrile (CAS 58553-52-9)
- 2-Chloroimidazo[1,2-A]pyridine (CAS 3999-05-1)
- Phosphine oxide, [(4R)-2,2,2′,2′-tetrafluoro[4,4′-bi-1,3-benzodioxole]-5,5′-diyl]bis[diphenyl- (CAS 503538-72-5)
- 4-(Aminomethyl)-3-methylphenol (CAS 1243347-65-0)
- 5-Methyl-3-sulfanyl-[1,2,4]triazolo[3,4-b][1,3]thiazole-6-carboxylic acid (CAS 1311316-13-8)
- n-(3-Hydroxypropyl)-2-(4-methoxyphenoxy)propanamide (CAS 1155045-91-2)
- 2-Chloropyridine-4-boronic Acid Pinacol Ester (CAS 458532-84-8)
- Hydroxy-PEG3-C2-methyl ester (CAS 2086688-97-1)
- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com