3-Nitro-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile CAS 1000340-52-2
| CAS No. | 1000340-52-2 |
| Molecular Formula | C8H4N4O2 |
| Molecular Weight | 188.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Nitro-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile 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.
3-Nitro-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile (CAS 1000340-52-2) is a high-purity analytical reference standard with the molecular formula C8H4N4O2 and a molecular weight of 188.14 g/mol.
3-Nitro-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile (C8H4N4O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
Physical & Chemical Properties
| Molecular Formula | C8H4N4O2 |
| Molecular Weight | 188.14 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 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 4 |
Related Nitro Standards
- 3-Nitro-1H-pyrrolo[2,3-c]pyridine-7-carbonitrile (CAS 1190314-84-1)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridine-7-carbonitrile (CAS 1190316-22-3)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridine-5-carbonitrile (CAS 1190318-29-6)
- 3-Nitro-1H-pyrrolo[2,3-c]pyridine-4-carbonitrile (CAS 1190320-14-9)
- 3-Nitro-1H-pyrrolo[3,2-b]pyridine-6-carbonitrile (CAS 1190320-48-9)
- 3-Nitro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (CAS 1190322-60-1)
- 4-Nitro-1H-indazole-3-carbonitrile (CAS 1260386-34-2)
- Ethyl 5-nitro-4,5-dihydroisoxazole-3-carboxylate (CAS 155088-39-4)
Recommended Standards
- Triglochinic Acid (CAS 31795-12-7)
- 7-cyanoimidazo[1,2-a]pyrimidine-3-carboxylic acid (CAS 1020034-43-8)
- Nemonoxacin Impurity 35 (CAS 1781915-09-0)
- 5-Cyano-7H-pyrrolo[2,3-d]pyrimidine-4-carboxylic acid (CAS 1095822-77-7)
- Methyl 8-amino-3-isopropyl[1,2,4]triazolo[4,3-a]pyridine-6-carboxylate (CAS 927802-14-0)
- Di-tert-butyl (chloromethyl)phosphonate (CAS 177348-28-6)
- 3-Chloro-4-((2-fluorobenzyl)oxy)benzohydrazide (CAS 1706429-06-2)
- 2-(Difluoromethyl)-6-methoxypyridine-4-sulfonamide (CAS 1804689-32-4)
- 2-(2,6-Dimethylmorpholino)quinolin-8-ol (CAS 1225834-26-3)
- 2-(4-Hydroxytetrahydro-2H-pyran-4-yl)acetic acid (CAS 920297-23-0)
- 5-Chlorofuran-2-methanol (CAS 27230-59-7)
- 7-Chloro-1H-pyrrolo[2,3-c]pyridin-4-amine (CAS 1427502-60-0)
- N-(4-(2-Oxo-2-(pyrrolidin-1-yl)ethoxy)phenyl)acetamide (CAS 872883-50-6)
- Insulin Degludec Impurity 5 (CAS CATO-C4X-21575)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com