3-Methyl-1H-pyrrolo[2,3-b]pyridine-6-carboxylic acid CAS 1363380-77-1
| CAS No. | 1363380-77-1 |
| Molecular Formula | C9H8N2O2 |
| Molecular Weight | 176.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
3-Methyl-1H-pyrrolo[2,3-b]pyridine-6-carboxylic acid (CAS 1363380-77-1), molecular formula C9H8N2O2 and molecular weight 176.17 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Methyl-1H-pyrrolo[2,3-b]pyridine-6-carboxylic acid (C9H8N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 176.17 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).
CATO manufactures 3-Methyl-1H-pyrrolo[2,3-b]pyridine-6-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H8N2O2 |
| Molecular Weight | 176.17 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 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
Recommended Standards
- Methyl Imidazo[1,2-a]pyridine-6-carboxylate (CAS 136117-69-6)
- 3-Methyl-1H-pyrrolo[2,3-b]pyridine-4-carboxylic acid (CAS 1363381-21-8)
- 5-Methyl-1H-indazole-4-carboxylic acid (CAS 1360927-57-6)
- 3-Methyl-1H-pyrrolo[2,3-b]pyridine-5-carboxylic acid (CAS 1363382-93-7)
- N-(4-iodophenyl)-2,2-dimethylbutanamide (CAS 335204-97-2)
- Methyl-(3-piperidin-3-yl-pyrazin-2-yl)-amine dihydrochloride (CAS 1361114-31-9)
- 2-Amino-6-(4-pyridyl)pyrazine (CAS 1159814-77-3)
- 3-Iodo-4-methylpyridin-2-amine (CAS 1227509-37-6)
- 5-(Piperazin-1-yl)pentan-1-amine (CAS 17096-75-2)
- Methyl 2-(2-bromo-3-methylphenyl)acetate (CAS 512786-36-6)
- 2-(4-Hydroxyphenyl)-6-(trifluoromethyl)pyrimidin-4(1H)-one (CAS 651722-96-2)
- 4-(Ethylthio)tetrahydro-2h-pyran-4-carboxylic acid (CAS 1247341-86-1)
- 1-Chloromethyl-4-(1,2,2,2-tetrafluoro-1-trifluoromethyl-ethyl)-benzene (CAS 75462-58-7)
- Semaglutide238 (CAS CATO-C4X-2226238)
Why CATO?
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