(R)-8-Fluoro-2-methyl-1,2,3,4-tetrahydroquinoxaline CAS 1932085-80-7
| CAS No. | 1932085-80-7 |
| Molecular Formula | C9H11FN2 |
| Molecular Weight | 166.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (R)-8-Fluoro-2-methyl-1,2,3,4-tetrahydroquinoxaline (CAS 1932085-80-7), a certified reference material (molecular formula C9H11FN2, MW 166.20 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H11FN2, (R)-8-Fluoro-2-methyl-1,2,3,4-tetrahydroquinoxaline contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 166.20 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 (R)-8-Fluoro-2-methyl-1,2,3,4-tetrahydroquinoxaline 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 | C9H11FN2 |
| Molecular Weight | 166.20 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related R Standards
- 2-Fluoro-6-(pyrrolidin-1-yl)pyridine (CAS 1000981-50-9)
- 3-Fluoro-2-(pyrrolidin-1-yl)pyridine (CAS 1133115-40-8)
- 3-Fluoro-2-(pyrrolidin-2-yl)pyridine (CAS 1150617-84-7)
- 5-Fluoro-2-(pyrrolidin-3-yl)pyridine (CAS 1196156-31-6)
- 5-Fluoro-2-(pyrrolidin-2-yl)pyridine (CAS 1211584-26-7)
- (R)-3-Fluoro-5-(pyrrolidin-2-yl)pyridine (CAS 1212928-22-7)
- (R)-3-Fluoro-4-(pyrrolidin-2-yl)pyridine (CAS 1213375-37-1)
- (R)-5-Fluoro-2-(pyrrolidin-2-yl)pyridine (CAS 1213651-46-7)
Recommended Standards
- 2-Methylthieno[3,2-d]pyrimidin-4(3H)-one (CAS 18678-13-2)
- (S)-8-Fluoro-2-methyl-1,2,3,4-tetrahydroquinoxaline (CAS 1932596-17-2)
- 2h,3h,4h-Pyrido[4,3-b][1,4]thiazin-3-one (CAS 18504-86-4)
- 2-Methoxythiazolo[4,5-b]pyridine (CAS 1935231-32-5)
- Gentisin (CAS 437-50-3)
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (5-isobutyl-2-methylthiophen-3-yl)boronate (CAS 2223042-73-5)
- 6-Amino-2,3-dihydroquinolin-4(1h)-one (CAS 1086397-91-2)
- 2-Ethoxy-6-methylbenzoic acid (CAS 90259-35-1)
- Oleoyl-L-valine (CAS 60374-41-6)
- 6-Amino-2-oxo-5-(o-tolylsulfonyl)-1,2-dihydropyridine-3-carbonitrile (CAS 338774-51-9)
- Phenethyldiphenylphosphane (CAS 5952-49-8)
- Ergocalciferol EP Impurity F (CAS CATO-C4X-177922)
- Apixaban Impurity 146 (CAS CATO-C4X-1088146)
- Semaglutide Impurity 165 (CAS CATO-C4X-2226165)
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