Methyl 2-oxo-2,3-dihydro-1H-pyrrolo[3,2-b]pyridine-5-carboxylate CAS 1190311-14-8
| CAS No. | 1190311-14-8 |
| Molecular Formula | C9H8N2O3 |
| Molecular Weight | 192.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 192.17 g/mol gives Methyl 2-oxo-2,3-dihydro-1H-pyrrolo[3,2-b]pyridine-5-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 2-oxo-2,3-dihydro-1H-pyrrolo[3,2-b]pyridine-5-carboxylate (CAS 1190311-14-8), molecular formula C9H8N2O3 and molecular weight 192.17 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Methyl 2-oxo-2,3-dihydro-1H-pyrrolo[3,2-b]pyridine-5-carboxylate (C9H8N2O3) 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 192.17 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C9H8N2O3 |
| Molecular Weight | 192.17 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 methanol, ethanol, DMSO |
| 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.) | 1989 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 4-Amino-benzooxazole-2-carboxylic acid methyl ester (CAS 1187930-27-3)
- 4-Methoxy-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid (CAS 1190311-20-6)
- 6-Methyl-3-(1H-pyrazol-3-yl)-2H-pyran-2,4(3H)-dione (CAS 1177340-32-7)
- Methyl 6-hydroxy-1H-pyrrolo[2,3-b]pyridine-4-carboxylate (CAS 1190312-46-9)
- Methyl 3-bromo-2-fluoro-6-iodobenzoate (CAS 1936253-89-2)
- 5-(tert-Butyl)-N-hydroxynicotinimidamide (CAS 2383065-38-9)
- 2-(3-Methylphenoxy)-1-{4-[6-(trifluoromethyl)pyrimidin-4-yl]piperazin-1-yl}ethan-1-one (CAS 1775453-37-6)
- 2-(2-Ethylpiperazin-1-yl)benzo[d]oxazole (CAS 1490016-27-7)
- 1-Methyl-4-(3-pyrrolidinylmethyl)piperazinedihydrochloride (CAS 1219957-83-1)
- (4-(2-Methoxy-2-oxoethoxy)phenyl)boronic acid (CAS 957063-00-2)
- 1H-imidazol-2-ylmethanesulfonyl chloride (CAS 1251337-02-6)
- (2-Isopropyl-6-methoxyphenyl)boronic acid (CAS 478403-53-1)
- Methyl 4-Cyano-5-hydroxy-2-nitrobenzoate (CAS 1803775-30-5)
- Fragment-[3-31]-Semaglutide (CAS CATO-C4X-2226113)
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