2-(3-Chloro-6-oxopyridazin-1(6H)-yl)acetamide CAS 2257-54-7
| CAS No. | 2257-54-7 |
| Molecular Formula | C6H6ClN3O2 |
| Molecular Weight | 187.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(3-Chloro-6-oxopyridazin-1(6H)-yl)acetamide is closely related to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(3-Chloro-6-oxopyridazin-1(6H)-yl)acetamide (CAS 2257-54-7) is a high-purity analytical reference standard with the molecular formula C6H6ClN3O2 and a molecular weight of 187.58 g/mol.
Based on its molecular formula C6H6ClN3O2, 2-(3-Chloro-6-oxopyridazin-1(6H)-yl)acetamide contains an amide group, a carboxylic acid 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 187.58 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-(3-Chloro-6-oxopyridazin-1(6H)-yl)acetamide 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 | C6H6ClN3O2 |
| Molecular Weight | 187.58 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 5-Chloro-4-methyl-2-nitrophenol (CAS 100278-74-8)
- N-(6-Chloro-3-oxo-2,3-dihydropyridazin-4-yl)acetamide (CAS 100367-79-1)
- 3-Chloro-4-methyl-5-nitropyridin-2-amine (CAS 1003710-31-3)
- 2-Chloro-5-nitroanisole (CAS 1009-36-5)
- 2-Chloro-4-methyl-5-nitrophenol (CAS 100959-50-0)
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- 4-Chloro-5-methoxypicolinic acid (CAS 103878-33-7)
- 2-Chloro-5-methoxyisonicotinic acid (CAS 1060801-70-8)
Recommended Standards
- 2-((6-Chloropyridin-3-yl)oxy)acetic acid (CAS 234109-28-5)
- 2,6-Diamino-5-chloronicotinic acid (CAS 465513-33-1)
- 2-((4-Chloropyridin-2-yl)oxy)acetic acid (CAS 89692-15-9)
- 2-[(2-chloropyrimidin-4-yl)amino]acetic acid (CAS 849751-74-2)
- ethyl 5-hydroxypyrazine-2-carboxylate (CAS 54013-03-5)
- 4,4-Dimethyl-N-(2-phenylethyl)-4,5-dihydro-1,3-thiazol-2-amine (CAS 522606-44-6)
- Methyl 6-amino-4-(trifluoromethyl)picolinate (CAS 1158787-77-9)
- 5-Hexyl-1,3,4-thiadiazol-2-amine (CAS 52057-91-7)
- 5-(Tetramethyl-1,3,2-dioxaborolan-2-yl)pentanoic acid (CAS 1870019-79-6)
- (2E)-2-[(E)-2-(2,4-Difluorophenoxy)pyridine-3-carbonyl]-3-(dimethylamino)prop-2-enenitrile (CAS 1164505-67-2)
- 2,3-Dimethoxy-5-methyl-6-[10-[(methylsulfonyl)oxy]decyl]-1,4-benzenediol (CAS 845959-54-8)
- 3-Bromo-2-(4-chlorophenyl)-8-methylimidazo[1,2-a]pyridine (CAS 478043-82-2)
- 2-(3-Ethylphenoxy)-N-methylethanamine hydrochloride (CAS 1269075-67-3)
- Osteogenic Growth Peptide (10-14) (CAS 105250-85-9)
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