3-ethyl-3H-imidazo[4,5-b]pyridine CAS 273757-00-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 273757-00-9 |
| Molecular Formula | C8H9N3 |
| Molecular Weight | 147.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-ethyl-3H-imidazo[4,5-b]pyridine (CAS 273757-00-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9N3. Molecular weight: 147.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9N3 |
| Molecular Weight | 147.18 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 3-Ethyl-[1,2,4]triazolo[4,3-a]pyridine (CAS 4919-17-9)
- 3-Methyl-1H-indazol-4-amine (CAS 945397-02-4)
- 3-Amino-8-methylimidazo[1,2-α]pyridine (CAS 68739-11-7)
- 4-Selenocyanatoaniline (CAS 10336-11-5)
- Tris(6-methylheptyl)amine (CAS 25549-16-0)
- Tetrabenazine Impurity 13 (CAS CATO-C4X-274813)
- 2-Chloro-1-[4-(trifluoromethyl)phenyl]ethan-1-one (CAS 95727-89-2)
- (1-Amino-1,2,3,4-tetrahydronaphthalen-1-yl)methanol (CAS 1184019-20-2)
- 4-Fluoro-2-methoxynicotinaldehyde (CAS 1932259-66-9)
- Tirzepatide Impurity 44 (CAS CATO-C4X-324044)
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