3-Nitro-1H-pyrrolo[2,3-c]pyridine-7-carboxylic acid CAS 1190310-03-2
| CAS No. | 1190310-03-2 |
| Molecular Formula | C8H5N3O4 |
| Molecular Weight | 207.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Nitro-1H-pyrrolo[2,3-c]pyridine-7-carboxylic acid (CAS 1190310-03-2) is a high-purity analytical reference standard with the molecular formula C8H5N3O4 and a molecular weight of 207.14 g/mol.
Structurally, 3-Nitro-1H-pyrrolo[2,3-c]pyridine-7-carboxylic acid (C8H5N3O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 207.14 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), 3-Nitro-1H-pyrrolo[2,3-c]pyridine-7-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 | C8H5N3O4 |
| Molecular Weight | 207.14 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 3 |
Related Nitro Standards
- 4-Nitro-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid (CAS 1000340-44-2)
- 6-Nitro-1H-benzo[d]imidazole-4-carboxylic acid (CAS 100959-76-0)
- 5-Nitro-benzofuran-2-carboxylic Acid (CAS 10242-12-3)
- 5-Nitro (1H)Indazole-4-carboxylic Acid (CAS 1082041-68-6)
- 4-Nitro-1H-pyrrolo[2,3-c]pyridine-3-carboxylic acid (CAS 1190309-97-7)
- 7-Nitro-1H-pyrrolo[3,2-b]pyridine-3-carboxylic acid (CAS 1190310-90-7)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridine-5-carboxylic acid (CAS 1190311-46-6)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridine-6-carboxylic acid (CAS 1190312-84-5)
Recommended Standards
- 7-Nitroimidazo[1,2-a]pyridine-2-carboxylic acid (CAS 1159832-98-0)
- 8-Nitroimidazo[1,2-a]pyridine-3-carboxylic acid (CAS 1159828-23-5)
- 2-(3,5-Dinitrophenyl)acetonitrile (CAS 114443-64-0)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridine-7-carboxylic acid (CAS 1190313-10-0)
- N,1-Dimethyl-4-nitro-5-imidazolecarboxamide (CAS 858513-51-6)
- (3-Fluoro-4-(pentyloxy)phenyl)methanol (CAS 1095085-20-3)
- 5-(Benzyloxy)-4-bromo-2-phenylpyridazin-3(2H)-one (CAS 565156-92-5)
- 3-(2-(2-(5-(1,2-Dithiolan-3-yl)pentanamido)ethoxy)ethoxy)propanoic acid (CAS 2351822-41-6)
- 5-Ethoxy-4-methyl-1H-pyrazole-3-carboxylic acid (CAS 1297547-42-2)
- Cefditoren Impurity 46 (CAS CATO-C4X-135846)
- N-(1-methyl-1H-pyrazol-3-yl)isobutyramide (CAS 62400-46-8)
- 1-(difluoromethyl)-3-methyl-1H-pyrazole-4-sulfonyl chloride (CAS 957490-44-7)
- Ethyl 5-fluoro-2-(trifluoromethyl)benzoate (CAS 773135-32-3)
- Peptide Impurity 11 X TFA Salt (CAS CATO-CPTD788811)
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