1-(2-Chloro-6-methylpyridin-3-yl)ethan-1-one CAS 49667-29-0
| CAS No. | 49667-29-0 |
| Molecular Formula | C8H8ClNO |
| Molecular Weight | 169.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 169.61 g/mol gives 1-(2-Chloro-6-methylpyridin-3-yl)ethan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(2-Chloro-6-methylpyridin-3-yl)ethan-1-one (CAS 49667-29-0) is a high-purity analytical reference standard with the molecular formula C8H8ClNO and a molecular weight of 169.61 g/mol.
Based on its molecular formula C8H8ClNO, 1-(2-Chloro-6-methylpyridin-3-yl)ethan-1-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 169.61 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H8ClNO |
| Molecular Weight | 169.61 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.) | 1971 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
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- 3-(4-Chloro-1h-pyrazol-1-yl)-2-methylpropanenitrile (CAS 1006328-60-4)
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Recommended Standards
- 1-(2-Aminophenyl)-2-chloroethanone (CAS 64605-23-8)
- 1-(2-Chloro-6-methylpyridin-4-yl)ethanone (CAS 890406-52-7)
- 1-(2-Amino-6-chlorophenyl)ethanone (CAS 20895-91-4)
- 1-(2-Chlorophenyl)guanidine (CAS 24067-35-4)
- Allyl 3-chloro-4-((4-fluorobenzyl)oxy)benzoate (CAS 1706450-45-4)
- N,N,N-Trimethyldocosan-1-aminium methyl sulfate (CAS 81646-13-1)
- 1-(5-Hydroxy-1H-indazol-1-yl)ethanone (CAS 568596-31-6)
- 1-(2-Chloro-4-nitrophenyl)-4-methylpiperidine (CAS 927703-57-9)
- 6-Amino-hexanoic Acid Phenylmethyl EsterDISCONTINUED (CAS 5515-01-5)
- 1-(2-Hydroxy-6-methoxynaphthalen-1-yl)ethanone (CAS 86539-78-8)
- cis-1,3-Cyclohexanedicarboxylic Acid (CAS 2305-31-9)
- 3-(Aminomethyl)-N,N-diethylpyridin-2-amine (CAS 953738-54-0)
- 4-chloro-[1,3]thiazolo[5,4-c]pyridine (CAS 1159828-95-1)
- Fibronectin Adhesion-Promoting Peptide (CAS 125720-21-0)
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