N-(3-Methylquinoxalin-2-yl)hydroxylamine CAS 23468-79-3
| CAS No. | 23468-79-3 |
| Molecular Formula | C9H9N3O |
| Molecular Weight | 175.19 g/mol |
| 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.
CATO supplies N-(3-Methylquinoxalin-2-yl)hydroxylamine (CAS 23468-79-3), a certified reference material (molecular formula C9H9N3O, MW 175.19 g/mol) for analytical method development and quality control.
Structurally, N-(3-Methylquinoxalin-2-yl)hydroxylamine (C9H9N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 175.19 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C9H9N3O |
| Molecular Weight | 175.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 3 |
Related N Standards
- (3-Methylquinoxalin-2-yl)methanol (CAS 7044-17-9)
- (8-Methylquinoxalin-6-yl)methanol (CAS 668275-42-1)
- 7-methylquinoxalin-6-amine (CAS 860502-16-5)
- N-methylquinoxalin-2-amine (CAS 6479-17-0)
- 2-(3-Methylquinoxalin-2-yl)acetonitrile (CAS 91093-26-4)
- 1-(3-Methylquinoxalin-2-yl)ethanone (CAS 22059-64-9)
- 2-(3-Methylquinoxalin-2-yl)ethan-1-amine (CAS 1050884-05-3)
- 3-Ethyl-2-methylquinoxalin-5-amine (CAS 126987-75-5)
Recommended Standards
- N-(2-Methyl-1H-benzo[d]imidazol-6-yl)formamide (CAS 944663-22-3)
- n-(4-Amino-2-cyanophenyl)acetamide (CAS 73894-39-0)
- N-(2-Methyl-1H-benzo[d]imidazol-1-yl)formamide (CAS 40995-20-8)
- N-(Imidazo[1,2-a]pyridin-2-yl)acetamide (CAS 38922-76-8)
- 2-Bromo-4-(trifluoromethyl)benzyl Chloride (CAS 480438-96-8)
- N-(1-(Furan-2-yl)-3-((4-nitrophenyl)amino)-3-oxoprop-1-en-2-yl)benzamide (CAS 332105-99-4)
- Poly[[5-(2-ethylhexyl)-5,6-dihydro-4,6-dioxo-4H-thieno[3,4-c]pyrrole-1,3-diyl](4,4′-didodecyl[2,2′-bithiophene]-5,5′-diyl)] (CAS 1240372-42-2)
- 6-(Benzyloxy)spiro[3.3]Heptan-2-one (CAS 2166746-89-8)
- Ethyl 2-(2,3-dihydro-1H-inden-2-yl)acetate (CAS 143356-09-6)
- 5-(methoxymethyl)-1,2-oxazole-3-carboxamide (CAS 1491320-49-0)
- Ethacridine Lactate E Impurity 5 (CAS 20304-71-6)
- (S)-2-Amino-2-methyldec-9-enoic acid (CAS 1221256-52-5)
- 1-(2-Butoxyethyl)-1h-pyrazol-4-amine (CAS 1240578-05-5)
- Glucagon-like peptide 2 (CAS 89750-15-2)
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