[1,2,4]Triazolo[4,3-a]pyridine-8-carboxylic acid dihydrate CAS 1609404-05-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1609404-05-8 |
| Molecular Formula | C7H5N3O2 2*H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[1,2,4]Triazolo[4,3-a]pyridine-8-carboxylic acid dihydrate (CAS 1609404-05-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H5N3O2 2*H2O. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H5N3O2 2*H2O |
| Molecular Weight | 181.15 g/mol |
| Appearance | Off-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 methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 3 |
Related Triazolo Standards
- [1,2,4]triazolo[1,5-a]pyrimidine-7-carboxylic acid (CAS 1000930-72-2)
- 7-Methyl-[1,2,4]triazolo[1,5-a]pyrimidine-2(1H)-thione (CAS 100114-29-2)
- (6-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methanamine (CAS 1002310-51-1)
- 3-Methyl-[1,2,4]triazolo[4,3-a]pyridine (CAS 1004-65-5)
- Methyl [1,2,4]Triazolo[1,5-a]pyridine-7-carboxylate (CAS 1005205-51-5)
- 1-([1,2,4]triazolo[4,3-a]pyridin-3-yl)-3-methylbutan-1-amine (CAS 1016815-84-1)
- 5-{[1,2,4]triazolo[4,3-a]pyridin-3-yl}pentan-1-amine (CAS 1016835-11-2)
- 4-{[1,2,4]triazolo[4,3-a]pyridin-3-ylmethyl}aniline (CAS 1016839-14-7)
Recommended Standards
- 3-benzyloxolan-2-one (CAS 61129-28-0)
- (4-Fluoro-2-methylphenyl)methanamine (CAS 771574-00-6)
- 7-Ethyl-3-fluoro-6,7-dihydropyrazolo[1,5-a]pyridin-4(5H)-one (CAS 2489784-57-6)
- (E)-3-(2-Methylpropylidene)piperidin-2-one (CAS 483305-42-6)
- 2-Amino-4,5-dichloropyridine (CAS 188577-68-6)
- 4-Bromo-3,3-dimethyl-1H-indol-2-one (CAS 870552-47-9)
- Semaglutide Impurity 75 (CAS CATO-C4X-2226175)
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