3-Methyl-2-(4-nitrobenzoyl)pyridine CAS 1187164-13-1
| CAS No. | 1187164-13-1 |
| Molecular Formula | C13H10N2O3 |
| Molecular Weight | 242.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 242.23 g/mol gives 3-Methyl-2-(4-nitrobenzoyl)pyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Methyl-2-(4-nitrobenzoyl)pyridine (CAS 1187164-13-1), molecular formula C13H10N2O3 and molecular weight 242.23 g/mol, is a CATO reference standard with documented purity and traceability.
3-Methyl-2-(4-nitrobenzoyl)pyridine (C13H10N2O3) 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. 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).
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), 3-Methyl-2-(4-nitrobenzoyl)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 | C13H10N2O3 |
| Molecular Weight | 242.23 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 1187164-50-6 5-Methyl-2-(4-nitrobenzoyl)pyridine MFCD13152661 (CAS 1187164-50-6)
- 2-Methyl-4-(4-nitrobenzoyl)pyridine (CAS 1187165-15-6)
- 6-Methyl-2-(4-nitrobenzoyl)pyridine (CAS 1187166-02-4)
- 5-Methyl-2-(3-nitrobenzoyl)pyridine (CAS 1187166-63-7)
- 2-Methyl-5-(4-nitrobenzoyl)pyridine (CAS 1187167-59-4)
- 4-Methyl-3-(4-nitrobenzoyl)pyridine (CAS 1187168-07-5)
- 2-Methyl-5-(3-nitrobenzoyl)pyridine (CAS 1187170-21-3)
- 4-Methyl-2-(4-nitrobenzoyl)pyridine (CAS 1187170-83-7)
Recommended Standards
- 4-(6-Hydroxy-1H-indazol-3-yl)benzene-1,3-diol (CAS 117767-16-5)
- 5-Amino-1-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1H-pyrazole-4-carbonitrile (CAS 1175839-90-3)
- 2-(1H-1,3-Benzodiazol-1-ylmethyl)furan-3-carboxylic acid (CAS 1155072-87-9)
- 3-(Benzofuran-2-yl)-1-methyl-1h-pyrazole-4-carboxylic acid (CAS 1152933-70-4)
- Methyl (E)-4-((hydroxyimino)methyl)-1-phenyl-5-(p-tolylthio)-1H-pyrazole-3-carboxylate (CAS 318238-01-6)
- Imidazo[2,1-b]thiazole-2-carbaldehyde (CAS 933722-72-6)
- Piperidin-2-amine dihydrochloride (CAS 1159813-98-5)
- 5-Bromo-5-deoxy-2-c-methyl-2,3-O-(1-methylethylidene)-D-ribonic-gamma-lactone (CAS 157666-07-4)
- 2,4-Dibromo-3-hydroxybenzoic Acid (CAS 91659-00-6)
- (3aS,4R,6R,6aS)-4-chloro-6-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxole (CAS 17087-84-2)
- (S)-2-Amino-3-(2,5-difluorophenyl)propanoic acid (CAS 31105-92-7)
- 2,2,3,4,4,4-Hexafluorobutyl (3,3,4,4,5,5,6,6,6-nonafluorohexyl) carbonate (CAS 1980085-57-1)
- 2-(3-(2-Chlorobenzyl)-2,4,5-trioxoimidazolidin-1-yl)acetic acid (CAS 128043-92-5)
- Cholecystokinin Octapeptide (desulfated) (H-2070.0005) (CAS 198483-36-2)
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