6-(4-Methylpiperazin-1-yl)-2,3-diphenylquinoxaline CAS 691873-15-1
| CAS No. | 691873-15-1 |
| Molecular Formula | C25H24N4 |
| Molecular Weight | 380.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
6-(4-Methylpiperazin-1-yl)-2,3-diphenylquinoxaline (CAS 691873-15-1), molecular formula C25H24N4 and molecular weight 380.48 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-(4-Methylpiperazin-1-yl)-2,3-diphenylquinoxaline (C25H24N4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 380.48 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 6-(4-Methylpiperazin-1-yl)-2,3-diphenylquinoxaline 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 | C25H24N4 |
| Molecular Weight | 380.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 5,12-Diphenyltetracene (CAS 27130-32-1)
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- 5-(3-Ethyl-4,5-diphenyloxazol-2(3H)-ylidene)-2-thioxothiazolidin-4-one (CAS 87805-01-4)
- 9-(3-(Naphthalen-2-yl)phenyl)anthracene (CAS 944801-32-5)
- 2-Bromo-5-ethylpyrimidine (CAS 850197-55-6)
- 2-{3-azabicyclo[3.3.1]nonan-9-yl}acetic acid hydrochloride (CAS 2060009-09-6)
- 4-(Bromomethyl)-N-methylbenzamide (CAS 118507-18-9)
- 3-Bromo-4,5-dimethoxybenzonitrile (CAS 781654-31-7)
- n-(1,3-Dioxaindan-5-ylmethyl)-2-chloro-n-ethylacetamide (CAS 875164-13-9)
- 2-(2-Aminoethyl)-5-chloropyridin-4-ol (CAS 1393573-94-8)
- n-(2-Methylallyl)cyclooctanamine (CAS 1226049-92-8)
- 5-((4-(Thiophen-2-yl)quinazolin-6-yl)methylene)thiazolidine-2,4-dione (CAS 1121529-23-4)
- 2148-53-0 [1-(Propan-2-yl)pyrrolidin-3-yl]methanol DTXSID90586409 (CAS 2148-53-0)
- Pancreatic Polypeptide (human) trifluoroacetate salt (CAS 75976-10-2)
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