2-{4-[3-(trifluoromethyl)phenyl]piperazin-1-yl}quinoxaline CAS 339104-78-8
| CAS No. | 339104-78-8 |
| Molecular Formula | C19H17F3N4 |
| Molecular Weight | 358.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-{4-[3-(trifluoromethyl)phenyl]piperazin-1-yl}quinoxaline (CAS 339104-78-8), molecular formula C19H17F3N4 and molecular weight 358.36 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-{4-[3-(trifluoromethyl)phenyl]piperazin-1-yl}quinoxaline (C19H17F3N4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 358.36 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 2-{4-[3-(trifluoromethyl)phenyl]piperazin-1-yl}quinoxaline meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C19H17F3N4 |
| Molecular Weight | 358.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related trifluoromethyl Standards
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- 1,5-Bis(3-(trifluoromethyl)phenyl)-1H-tetrazole (CAS 339108-54-2)
- 2-(2,2-Bis((trifluoromethyl)sulfonyl)vinyl)furan (CAS 58510-71-7)
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Recommended Standards
- 2,2,2-Trifluoro-N-(1-(4-methoxyphenyl)-3-oxo-3-(piperidin-1-yl)propyl)acetamide (CAS 439108-91-5)
- 3,6,9,12-Tetraoxaoctadecyl dihydrogen phosphate (CAS 63217-12-9)
- 2-(Morpholin-4-yl)-3-[3-(trifluoromethyl)phenyl]quinoline (CAS 339103-47-8)
- 3-Bromo-6-chloro-7-iodoimidazo[1,2-b]pyridazine (CAS 2664901-39-5)
- 3-[(cyanomethyl)sulfanyl]-1-phenyl-5,6,7,8-tetrahydro-4-isoquinolinecarbonitrile (CAS 315246-86-7)
- 2-(Azepan-2-yl)cyclopentan-1-one (CAS 1514186-80-1)
- 3-(3,4-Dimethylphenoxy)-N-methylpropan-1-amine (CAS 915923-36-3)
- 2-Fluoro-3-isopropylaniline (CAS 1369881-49-1)
- (6-Phenyl-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methanamine (CAS 1002310-51-1)
- 2-(4-Chlorobenzoyl)-2H,4H-chromeno[4,3-c]pyrazole (CAS 866051-35-6)
- 626219-95-2 C17H21F3N2O3 V6962 tert-Butyl 4-(2-formyl-4-(trifluoromethyl)phenyl)piperazine-1-carboxylate (CAS 626219-95-2)
- 2-(2-Chlorophenyl)isoindoline-1,3-dione (CAS 22698-95-9)
- 4-Chloro-3-hydroxybenzonitrile (CAS 51748-01-7)
- Semaglutide impurity 61 (CAS CATO-C4X-222661)
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