6,8-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid CAS 1159833-00-7
| CAS No. | 1159833-00-7 |
| Molecular Formula | C9H17N3O2 |
| Molecular Weight | 199.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 199.25 g/mol gives 6,8-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
6,8-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159833-00-7), molecular formula C9H17N3O2 and molecular weight 199.25 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6,8-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (C9H17N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 199.25 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 6,8-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
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.) | 1989 |
| Nitrogen Atoms | 3 |
Related dimethyl Standards
- 6,6-Dimethyl-5,6-dihydropyrido[3,2-e]pyrrolo[1,2-a]pyrazine (CAS 102064-38-0)
- 6,7-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-4-carboxylic acid (CAS 1095822-90-4)
- 5,6-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159830-69-9)
- 5,7-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159830-76-8)
- 6,7-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159830-81-5)
- 5,8-dimethyl-[1,2,4]triazolo[4,3-a]pyridine-3-carboxylic acid (CAS 1159832-95-7)
- 2,6-Dimethyl-5-phenylpyrimidin-4-amine (CAS 116730-31-5)
- 3,6-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1227268-91-8)
Recommended Standards
- 5-cyclopropyl-4-phenyl-1H-pyrazol-3-amine (CAS 1160226-08-3)
- 2-{5-methyl-1H-pyrazolo[3,4-b]pyridin-1-yl}acetic acid (CAS 1160246-25-2)
- 2-{5-methyl-2H-pyrazolo[3,4-b]pyridin-2-yl}acetic acid (CAS 1160246-26-3)
- methyl 8-aminoimidazo[1,2-a]pyridine-6-carboxylate (CAS 1160994-94-4)
- Methyl 3-(piperazin-1-ylmethyl)benzoate (CAS 203047-39-6)
- [(S)-3-(Benzyloxycarbonyl-cyclopropyl-amino)-piperidin-1-yl]-acetic acid (CAS 1353993-57-3)
- 2-Chloro-3-iodo-7-(trifluoromethyl)imidazo[1,2-a]pyridine (CAS 1421787-73-6)
- 2-(3-Methoxyphenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-amine (CAS 1380331-76-9)
- 4-(Allyloxy)benzohydrazide (CAS 90480-14-1)
- 2-{[(4-methylphenyl)(phenyl)methoxy]methyl}oxirane (CAS 19574-78-8)
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- 3-(5-(2,4-Dichlorophenyl)-1,2,4-oxadiazol-3-yl)aniline (CAS 929338-51-2)
- 2-Bromoethyl pentanoate (CAS 5451-78-5)
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