3-ethyl-[1,2,4]triazolo[4,3-a]pyridine-8-carboxylic acid CAS 1216108-18-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1216108-18-7 |
| Molecular Formula | C9H17N3O2 |
| Molecular Weight | 199.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-ethyl-[1,2,4]triazolo[4,3-a]pyridine-8-carboxylic acid (CAS 1216108-18-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H17N3O2. Molecular weight: 199.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H17N3O2 |
| Molecular Weight | 199.25 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
Related ethyl Standards
- 3-ethyl-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylic acid (CAS 1031937-63-9)
- 2-ethyl-[1,2,4]triazolo[1,5-a]pyridine-6-carboxylic acid (CAS 1369085-83-5)
- 3-ethyl-[1,2,4]triazolo[4,3-a]pyridine-7-carboxylic acid (CAS 1538834-28-4)
- 3-{[1,2,4]triazolo[4,3-a]pyridin-3-yl}propanoic acid (CAS 933742-81-5)
- ethyl [1,2,4]triazolo[1,5-a]pyridine-2-carboxylate (CAS 62135-58-4)
- 5-Methyl-[1,2,4]triazolo[1,5-c]quinazolin-2-amine (CAS 18732-09-7)
- 3H-[1,2,3]Triazolo[4,5-b]pyridine-5-sulfonamide (CAS 116599-52-1)
- [1,2,4]Triazolo[1,5-a][1,3,5]triazine-2-sulfonamide (CAS 105216-69-1)
Recommended Standards
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- N-([1,1'-Biphenyl]-4-yl)-3'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-amine (CAS 1946806-94-5)
- Benzyl 2-(((S)-2-amino-N-ethylpropanamido)methyl)piperidine-1-carboxylate (CAS 1354033-12-7)
- Ethyl 2-(1-hydroxycyclobutyl)-2-methylpropanoate (CAS 86426-02-0)
- Des-Leu14-Tirzepatide (CAS CATO-CPTD788959)
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