4-(1-(2-Nitrophenyl)-1H-pyrazol-5-yl)pyridine CAS 1269293-00-6
| CAS No. | 1269293-00-6 |
| Molecular Formula | C14H10N4O2 |
| Molecular Weight | 266.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(1-(2-Nitrophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269293-00-6), a certified reference material (molecular formula C14H10N4O2, MW 266.25 g/mol) for analytical method development and quality control.
4-(1-(2-Nitrophenyl)-1H-pyrazol-5-yl)pyridine (C14H10N4O2) contains a nitrogen-containing heterocyclic scaffold, 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-(1-(2-Nitrophenyl)-1H-pyrazol-5-yl)pyridine 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 | C14H10N4O2 |
| Molecular Weight | 266.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
Related Nitrophenyl Standards
- 2-(1-(2-Nitrophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-81-7)
- 3-(1-(4-Nitrophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-88-4)
- 2-(1-(4-Nitrophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269292-16-1)
- 3-(1-(2-Nitrophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269293-33-5)
- 4-(1-(4-Nitrophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269293-94-8)
- EThyl 3-[(4-nitrophenyl)formamido]propanoate (CAS 172899-47-7)
- 1-(4-nitrophenyl)-1H-indole-3-carbaldehyde (CAS 65439-88-5)
- 1-(4-Nitrophenyl)-4-phenyl-1H-1,2,3-triazole (CAS 2101-57-7)
Recommended Standards
- 1-((5-(Ethoxymethyl)-1,3,4-oxadiazol-2-yl)methyl)-5-methylpyrimidine-2,4(1H,3H)-dione (CAS 1281872-62-5)
- Sofosbuvir Metabolite;GS-331007-13C-d3 (CAS 1256490-42-2)
- Ethyl (4-acetyl-2-nitrophenyl)glycinate (CAS 1293926-69-8)
- Methyl 3-(morpholin-4-yl)-4-nitrobenzoate (CAS 1255785-89-7)
- D,L-Mevalonic acid, sodium salt (CAS 96949-03-0)
- 7-Methylisoindolin-4-ol (CAS 739365-32-3)
- Ethyl 2-fluoro-6-hydroxybenzoate (CAS 208708-03-6)
- (S)-6-fluoro-1,2,3,4-tetrahydronaphthalen-1-amine (CAS 1213465-25-8)
- 3-(Pyridin-2-yloxy)propan-1-amine (CAS 125767-31-9)
- Travoprost Impurity 10 (CAS 2218532-66-0)
- 1-Amino-3-chloro-1H-pyrrole-2-carboxamide, 97% (CAS 1548339-08-7)
- Bis(pentamethylcyclopentadienyl)barium (CAS 112379-49-4)
- 5-(Benzyloxy)-6-methyl-1H-indole-3-carbaldehyde (CAS 1071973-86-8)
- Semaglutide impurity 107 (CAS CATO-C4X-2226107)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com