1-(2-Aminopyridin-4-yl)ethanone hydrochloride CAS 736991-94-9
| CAS No. | 736991-94-9 |
| Molecular Formula | C7H8N2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1-(2-Aminopyridin-4-yl)ethanone hydrochloride (CAS 736991-94-9), molecular formula C7H8N2OHCl and molecular weight 172.61 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H8N2OHCl, 1-(2-Aminopyridin-4-yl)ethanone hydrochloride contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 172.61 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C7H8N2O HCl |
| Molecular Weight | 172.61 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Aminopyridin Standards
- Methyl 4-(5-aminopyridin-2-yl)piperazine-1-carboxylate (CAS 1000334-84-8)
- 2-(6-Aminopyridin-2-yl)ethan-1-ol (CAS 101012-00-4)
- N-(5-Aminopyridin-2-yl)-4-(trifluoromethyl)benzamide (CAS 1011244-68-0)
- 2-(3-Aminopyridin-1-ium-1-yl)acetate (CAS 1011267-30-3)
- Methyl 4-(5-aminopyridin-3-yl)benzoate (CAS 1011479-08-5)
- 2-[(5-aminopyridin-2-yl)oxy]benzamide (CAS 1016500-33-6)
- 3-[(5-aminopyridin-2-yl)oxy]benzonitrile (CAS 1016705-78-4)
- 3-[(5-aminopyridin-2-yl)oxy]benzamide (CAS 1016778-72-5)
Recommended Standards
- 2-(Butyl((5-methylfuran-2-yl)methyl)amino)ethan-1-ol (CAS 1250542-36-9)
- 2-(1H-Pyrazol-1-yl)propan-1-ol (CAS 191725-73-2)
- 3-((tert-Butyldiphenylsilyl)oxy)propan-1-ol (CAS 127047-71-6)
- S-(Phenethylcarbamothioyl)-L-cysteine (CAS 53330-02-2)
- 3-(5-Methyloxazol-2-yl)propan-1-amine (CAS 684221-33-8)
- N-(2-chlorobenzyl)-3-oxobutanamide (CAS 331713-76-9)
- 2-Amino-4-ethyl-5-methyl-N-(3-(trifluoromethyl)phenyl)thiophene-3-carboxamide (CAS 522596-59-4)
- Methyl 2-amino-3-(1h-pyrrolo[2,3-b]pyridin-3-yl)propanoate (CAS 159911-75-8)
- 2-Hydrazinyl-6-nitroquinoline-4-carboxylic acid (CAS 55764-58-4)
- D-[Ala]24-Semaglutide (CAS CATO-C4X-2226126)
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