3-Bromo-5-methylpyridine-4-carboxaldehyde CAS 203569-15-7
| CAS No. | 203569-15-7 |
| Molecular Formula | C7H6BrNO |
| Molecular Weight | 200.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H6BrNO, 3-Bromo-5-methylpyridine-4-carboxaldehyde contains an amide group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 200.03 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
3-Bromo-5-methylpyridine-4-carboxaldehyde (CAS 203569-15-7) is a high-purity analytical reference standard with the molecular formula C7H6BrNO and a molecular weight of 200.03 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Bromo-5-methylpyridine-4-carboxaldehyde under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H6BrNO |
| Molecular Weight | 200.03 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2015 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 6-Bromo-4-methylpicolinaldehyde (CAS 1060804-71-8)
- 2-Bromo-6-methylisonicotinaldehyde (CAS 1060805-89-1)
- 4-Bromo-6-methylnicotinaldehyde (CAS 1060805-91-5)
- 4-Bromo-2-methylnicotinaldehyde (CAS 1060805-93-7)
- 3-Bromo-6-methylpicolinaldehyde (CAS 1060810-14-1)
- 5-Bromo-2-methylisonicotinaldehyde (CAS 1060810-15-2)
- 5-Bromo-6-methylnicotinaldehyde (CAS 1174028-20-6)
- 4-Bromo-5-methylpyridine-2-carboxaldehyde (CAS 1196157-14-8)
Recommended Standards
- 3-Acetyl-5-bromopyridine (CAS 38940-62-4)
- 3-Bromobenzaldoxime (CAS 32605-62-2)
- 3-Acetyl-2-bromopyridine (CAS 84199-61-1)
- 3-Bromobenzamide (CAS 22726-00-7)
- Methyl 4-chloro-3'-formyl-2'-hydroxy-[1,1'-biphenyl]-3-carboxylate (CAS 1261895-50-4)
- dl-α-Tocopheryl Retinoate (CAS 40516-48-1)
- Methyl 3-nitro-4-(1H-pyrrol-1-yl)benzoate (CAS 937601-90-6)
- 4-Bromo-6-methyl-2-phenylquinoline (CAS 1189105-93-8)
- 4-(Cyanomethyl)-1-methyl-1H-pyrazole-5-sulfonamide (CAS 117519-66-1)
- N-(tert-butoxycarbonyl)-N-isopropylphenylalanine (CAS 2382245-78-3)
- 5-Chloro-6-oxo-1,6-dihydropyridine-2-carbaldehyde (CAS 1227573-37-6)
- 3-(Bromomethyl)isothiazole (CAS 4576-91-4)
- 2-Chloro-1-[3-(cyclopropyl-methyl-amino)-pyrrolidin-1-yl]-ethanone (CAS 1354010-61-9)
- Semaglutide impurity 233 (CAS CATO-C4X-2226233)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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